DE69816129D1 - Reflektierender gegenstand mit verstecktem retroreflektierendem muster - Google Patents

Reflektierender gegenstand mit verstecktem retroreflektierendem muster

Info

Publication number
DE69816129D1
DE69816129D1 DE69816129T DE69816129T DE69816129D1 DE 69816129 D1 DE69816129 D1 DE 69816129D1 DE 69816129 T DE69816129 T DE 69816129T DE 69816129 T DE69816129 T DE 69816129T DE 69816129 D1 DE69816129 D1 DE 69816129D1
Authority
DE
Germany
Prior art keywords
reflective object
retroreflective pattern
hidden
hidden retroreflective
pattern
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Expired - Lifetime
Application number
DE69816129T
Other languages
English (en)
Other versions
DE69816129T2 (de
Inventor
B O'neill
F Weber
Benson, Jr
A Wheatley
M Jonza
B Hanson
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
3M Co
Original Assignee
Minnesota Mining and Manufacturing Co
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Minnesota Mining and Manufacturing Co filed Critical Minnesota Mining and Manufacturing Co
Publication of DE69816129D1 publication Critical patent/DE69816129D1/de
Application granted granted Critical
Publication of DE69816129T2 publication Critical patent/DE69816129T2/de
Anticipated expiration legal-status Critical
Expired - Lifetime legal-status Critical Current

Links

Classifications

    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B5/00—Optical elements other than lenses
    • G02B5/12—Reflex reflectors
    • G02B5/122—Reflex reflectors cube corner, trihedral or triple reflector type
    • G02B5/124—Reflex reflectors cube corner, trihedral or triple reflector type plural reflecting elements forming part of a unitary plate or sheet
    • G—PHYSICS
    • G02—OPTICS
    • G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
    • G02B1/00—Optical elements characterised by the material of which they are made; Optical coatings for optical elements
    • G02B1/10—Optical coatings produced by application to, or surface treatment of, optical elements
DE69816129T 1998-01-13 1998-12-10 Reflektierender gegenstand mit verstecktem retroreflektierendem muster Expired - Lifetime DE69816129T2 (de)

Applications Claiming Priority (3)

Application Number Priority Date Filing Date Title
US6292 1998-01-13
US09/006,292 US6024455A (en) 1998-01-13 1998-01-13 Reflective article with concealed retroreflective pattern
PCT/US1998/026180 WO1999036806A1 (en) 1998-01-13 1998-12-10 Reflective article with concealed retroreflective pattern

Publications (2)

Publication Number Publication Date
DE69816129D1 true DE69816129D1 (de) 2003-08-07
DE69816129T2 DE69816129T2 (de) 2004-01-08

Family

ID=21720202

Family Applications (1)

Application Number Title Priority Date Filing Date
DE69816129T Expired - Lifetime DE69816129T2 (de) 1998-01-13 1998-12-10 Reflektierender gegenstand mit verstecktem retroreflektierendem muster

Country Status (11)

Country Link
US (1) US6024455A (de)
EP (1) EP1047960B1 (de)
JP (1) JP2002509277A (de)
KR (1) KR100552889B1 (de)
CN (1) CN1138992C (de)
AU (1) AU738111B2 (de)
BR (1) BR9814000B1 (de)
CA (1) CA2316266C (de)
DE (1) DE69816129T2 (de)
ES (1) ES2198087T3 (de)
WO (1) WO1999036806A1 (de)

Families Citing this family (145)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US20070091230A1 (en) * 1993-12-21 2007-04-26 3M Innovative Properties Company Display incorporating reflective polarizer
DE69435174D1 (de) * 1993-12-21 2009-01-15 Minnesota Mining & Mfg Mehrschichtiger optischer Film
US6498683B2 (en) 1999-11-22 2002-12-24 3M Innovative Properties Company Multilayer optical bodies
US5882774A (en) * 1993-12-21 1999-03-16 Minnesota Mining And Manufacturing Company Optical film
US6804058B1 (en) * 1993-12-21 2004-10-12 3M Innovative Properties Company Electroluminescent light source and display incorporating same
CN1106937C (zh) * 1995-06-26 2003-04-30 美国3M公司 带有附加涂层或附加层的多层聚合物薄膜
US6737154B2 (en) * 1995-06-26 2004-05-18 3M Innovative Properties Company Multilayer polymer film with additional coatings or layers
TW389900B (en) * 1997-10-09 2000-05-11 Victor Company Of Japan Optical disces, producing methods and production apparatus of the optical discs
US6486997B1 (en) 1997-10-28 2002-11-26 3M Innovative Properties Company Reflective LCD projection system using wide-angle Cartesian polarizing beam splitter
US7023602B2 (en) * 1999-05-17 2006-04-04 3M Innovative Properties Company Reflective LCD projection system using wide-angle Cartesian polarizing beam splitter and color separation and recombination prisms
US6127106A (en) * 1997-12-24 2000-10-03 Eastman Kodak Company Photographic element with invisible indicia on oriented polymer back sheet
US6788463B2 (en) 1998-01-13 2004-09-07 3M Innovative Properties Company Post-formable multilayer optical films and methods of forming
US6049419A (en) * 1998-01-13 2000-04-11 3M Innovative Properties Co Multilayer infrared reflecting optical body
US6926952B1 (en) * 1998-01-13 2005-08-09 3M Innovative Properties Company Anti-reflective polymer constructions and method for producing same
US6808658B2 (en) * 1998-01-13 2004-10-26 3M Innovative Properties Company Method for making texture multilayer optical films
US6531230B1 (en) * 1998-01-13 2003-03-11 3M Innovative Properties Company Color shifting film
US6327064B1 (en) * 1998-03-27 2001-12-04 Ciena Corporation Frequency stabilized and crosstalk-free signal sources for optical communication systems
US6358588B1 (en) * 1998-10-03 2002-03-19 Brady Worldwide, Inc. Tags having a metallic heft and appearance and process for making them
JP3839975B2 (ja) * 1998-10-09 2006-11-01 キヤノン株式会社 コード読取り装置
US6274221B2 (en) * 1999-01-29 2001-08-14 3M Innovative Properties Company Angular brightness microprismatic retroreflective film or sheeting incorporating a syndiotactic vinyl aromatic polymer
US6172810B1 (en) 1999-02-26 2001-01-09 3M Innovative Properties Company Retroreflective articles having polymer multilayer reflective coatings
US6381068B1 (en) * 1999-03-19 2002-04-30 3M Innovative Properties Company Reflective projection screen and projection system
US6515785B1 (en) * 1999-04-22 2003-02-04 3M Innovative Properties Company Optical devices using reflecting polarizing materials
JP2001040126A (ja) * 1999-07-29 2001-02-13 Nippon Zeon Co Ltd インキ層を有する成形体
US6325515B1 (en) * 2000-03-21 2001-12-04 3M Innovative Properties Company Cube corner retroreflective article with enhanced pigmentation
KR20000036896A (ko) * 2000-03-31 2000-07-05 김정열 다양한 컬러 및 무늬인쇄가 가능한 마이크로 프리즘타입의 반사시트 제조방법
JP4283424B2 (ja) * 2000-07-10 2009-06-24 株式会社資生堂 偽変造防止用素材
DE10036505A1 (de) * 2000-07-27 2003-08-14 Orga Kartensysteme Gmbh Optisch wirksame Struktur zur Personalisierung von Karten u. dgl., sowie Verfahren zu deren Herstellung
TW571121B (en) * 2000-08-01 2004-01-11 James Cowan Directional reflector, method for making directional reflector and method for obtaining white light using directional reflector having a reflective surface
EP1353848A2 (de) * 2000-12-29 2003-10-22 Siemens Dematic Postal Automation L.P. Etikettierverfahren und -system mit geringen visuellen auswirkungen
US6743322B2 (en) * 2001-01-24 2004-06-01 Printmark Industries Inc. Process for manufacturing thermoplastic-trimmed article of clothing
US6534158B2 (en) 2001-02-16 2003-03-18 3M Innovative Properties Company Color shifting film with patterned fluorescent and non-fluorescent colorants
US6506480B2 (en) 2001-02-16 2003-01-14 3M Innovative Properties Company Color shifting film with a plurality of fluorescent colorants
JP2002278490A (ja) * 2001-03-08 2002-09-27 Three M Innovative Properties Co グラフィックス表示シート
US20020163179A1 (en) * 2001-05-01 2002-11-07 Dubner Andrew D. Transparent tamper-indicating data sheet
EP1419478A1 (de) * 2001-08-16 2004-05-19 Optidtech Optical Identification Technologies Ltd. Elektrooptische leser für retro-reflektierende strichkodes
US6871983B2 (en) * 2001-10-25 2005-03-29 Tir Systems Ltd. Solid state continuous sealed clean room light fixture
GB0127252D0 (en) * 2001-11-13 2002-01-02 Vantico Ag Production of composite articles composed of thin layers
KR100582815B1 (ko) * 2001-12-20 2006-05-23 세이코 엡슨 가부시키가이샤 기록물과 그것의 진위 판정 방법
KR101140087B1 (ko) * 2002-06-13 2012-04-30 쓰리엠 이노베이티브 프로퍼티즈 캄파니 제어되는 인증서 생산 및 관리 시스템
KR100899167B1 (ko) 2002-07-08 2009-05-27 베리텍 인코포레이티드 엔코드된 정보를 가진 심벌을 판독하는 방법
US6784460B2 (en) * 2002-10-10 2004-08-31 Agilent Technologies, Inc. Chip shaping for flip-chip light emitting diode
US20040099740A1 (en) * 2002-11-25 2004-05-27 Chresand Thomas J. Merchandising components for authenticating products, and combinations and methods utilizing the same
GB0305606D0 (en) * 2003-03-12 2003-04-16 Univ The Glasgow Security labelling
DE10319005A1 (de) * 2003-04-25 2004-11-25 Carl Zeiss Smt Ag Reflektives optisches Element, optisches System und EUV-Lithographievorrichtung
US6808394B1 (en) * 2003-06-23 2004-10-26 American Polarizers, Inc. System for demonstrating effects of polarized lens
US7165959B2 (en) * 2003-09-09 2007-01-23 3M Innovative Properties Company Apparatus and method for producing two-sided patterned webs in registration
US7804649B2 (en) * 2003-09-09 2010-09-28 3M Innovative Properties Company Microreplicated achromatic lens
US20050231809A1 (en) * 2003-09-09 2005-10-20 Carlson Daniel H Microreplicated polarizing article
US7224529B2 (en) * 2003-09-09 2007-05-29 3M Innovative Properties Company Microreplicated article
CN100432713C (zh) * 2003-10-27 2008-11-12 帝人杜邦菲林日本株式会社 近红外线屏蔽膜
EP1698915B1 (de) 2003-12-02 2014-11-12 Nippon Carbide Kogyo Kabushiki Kaisha Würfelecken-retroreflexionsartikel des dreieck-pyramidentyps mit gekrümmter reflexionsseitenoberfläche
CN100445777C (zh) * 2003-12-02 2008-12-24 日本电石工业株式会社 具有弯曲的反射侧面的三棱锥型立体角回复反射物品
WO2005066667A1 (en) * 2003-12-30 2005-07-21 3M Innovative Properties Company Color shifting retroreflector and method of making same
US7329447B2 (en) * 2004-04-01 2008-02-12 3M Innovative Properties Company Retroreflective sheeting with controlled cap-Y
WO2005100041A2 (en) * 2004-04-13 2005-10-27 Digimarc Corporation Retroreflective security features in secure documents
US20060087735A1 (en) * 2004-05-12 2006-04-27 Reflexite Corporation Retroreflective structures
US20060002656A1 (en) * 2004-05-25 2006-01-05 Cowan James J Surface relief structure
CN101957471B (zh) * 2004-06-17 2013-10-23 3M创新有限公司 光学膜、组件和显示装置
US7369294B2 (en) * 2004-09-27 2008-05-06 Idc, Llc Ornamental display device
US7583429B2 (en) 2004-09-27 2009-09-01 Idc, Llc Ornamental display device
KR101286897B1 (ko) * 2005-03-09 2013-07-16 쓰리엠 이노베이티브 프로퍼티즈 컴파니 미세복제품을 제조하기 위한 장치 및 방법
JP4861400B2 (ja) 2005-03-09 2012-01-25 スリーエム イノベイティブ プロパティズ カンパニー 位置合わせされた両面パターン化ウェブの作製装置および方法
US20060209428A1 (en) * 2005-03-09 2006-09-21 Dobbs James N Microreplicated article with moire reducing surface
KR101312140B1 (ko) 2005-03-09 2013-09-26 쓰리엠 이노베이티브 프로퍼티즈 컴파니 미세복제품 및 그 제조 방법
EP1856566A1 (de) * 2005-03-09 2007-11-21 3M Innovative Properties Company Mikroreplizierter gegenstand mit fehlerreduzierender oberfläche
GB0504959D0 (en) 2005-03-10 2005-04-20 Rue International De La Ltd Security device based on customised microprism film
US20060213994A1 (en) * 2005-03-22 2006-09-28 Faiz Tariq N Barcode reading apparatus and method therefor
US20060234040A1 (en) * 2005-04-14 2006-10-19 Liu Yaoqi J Patterned adhesives for color shifting effect
US20060290845A1 (en) * 2005-06-24 2006-12-28 Hebrink Timothy J Polarization sensitive illumination element and system using same
US20060290843A1 (en) * 2005-06-24 2006-12-28 Epstein Kenneth A Illumination element and system using same
US7903194B2 (en) * 2005-06-24 2011-03-08 3M Innovative Properties Company Optical element for lateral light spreading in back-lit displays and system using same
US8023065B2 (en) * 2005-06-24 2011-09-20 3M Innovative Properties Company Optical element for lateral light spreading in edge-lit displays and system using same
US7387393B2 (en) * 2005-12-19 2008-06-17 Palo Alto Research Center Incorporated Methods for producing low-visibility retroreflective visual tags
US7636193B2 (en) * 2006-05-02 2009-12-22 3M Innovative Properties Company Visible light-transmissive IR filter with distorted portions
US20070298271A1 (en) * 2006-06-23 2007-12-27 3M Innovative Properties Company Multilayer optical film, method of making the same, and transaction card having the same
US8113434B2 (en) * 2006-06-30 2012-02-14 Britta Technologies, Llc Passive electro-optical identification tags
US7874490B2 (en) 2006-06-30 2011-01-25 Britta Technologies, Llc Active electro-optical identification
US7842374B2 (en) * 2006-07-28 2010-11-30 3M Innovative Properties Company Retroreflective article comprising a copolyester ether composition layer and method of making same
KR100881667B1 (ko) 2006-10-19 2009-02-06 삼성전자주식회사 되반사형 라이트파이프, 이를 채용한 균일광 조명장치 및화상투사장치
KR100809849B1 (ko) * 2006-11-10 2008-03-04 엘지.필립스 엘시디 주식회사 광학 필름 및 이의 제조 방법, 그리고 액정 표시 장치
WO2008137073A1 (en) * 2007-05-04 2008-11-13 Cristol, Llc Stretched polymers, products containing stretched polymers, and their methods of manufacture and examination
US20080291541A1 (en) * 2007-05-23 2008-11-27 3M Innovative Properties Company Light redirecting solar control film
US7547105B2 (en) * 2007-07-16 2009-06-16 3M Innovative Properties Company Prismatic retroreflective article with cross-linked image layer and method of making same
DE102007061827A1 (de) * 2007-12-20 2009-06-25 Giesecke & Devrient Gmbh Sicherheitselement und Verfahren zu seiner Herstellung
DE102007061828A1 (de) * 2007-12-20 2009-06-25 Giesecke & Devrient Gmbh Sicherheitselement und Verfahren zu seiner Herstellung
US8498033B2 (en) 2008-09-05 2013-07-30 Jds Uniphase Corporation Optical device exhibiting color shift upon rotation
CN101727785A (zh) * 2008-10-31 2010-06-09 鸿富锦精密工业（深圳）有限公司 显示面板及使用该显示面板的电子装置
JP2012511177A (ja) * 2008-12-08 2012-05-17 スリーエム イノベイティブ プロパティズ カンパニー 図形を有するプリズム状再帰反射性物品及びその作製方法
KR102103414B1 (ko) * 2008-12-08 2020-04-23 쓰리엠 이노베이티브 프로퍼티즈 컴파니 그래픽을 갖는 보호 오버레이 및 오버레이를 포함하는 재귀반사성 물품
JP5583988B2 (ja) * 2008-12-09 2014-09-03 デクセリアルズ株式会社 光学体およびその製造方法
JP4513921B2 (ja) 2008-12-09 2010-07-28 ソニー株式会社 光学体およびその製造方法、窓材、ブラインド、ロールカーテン、ならびに障子
US8865293B2 (en) * 2008-12-15 2014-10-21 3M Innovative Properties Company Optically active materials and articles and systems in which they may be used
JP5746045B2 (ja) * 2008-12-22 2015-07-08 スリーエム イノベイティブ プロパティズ カンパニー 複数の複屈折層を有する内部パターン形成多層光学フィルム
US9221213B2 (en) * 2009-09-25 2015-12-29 Toray Plastics (America), Inc. Multi-layer high moisture barrier polylactic acid film
US9145098B2 (en) 2009-10-08 2015-09-29 3M Innovative Properties Company High contrast retroreflective sheeting and license plates
US20110084126A1 (en) * 2009-10-08 2011-04-14 3M Innovative Properties Company Methods and systems for enhancing read accuracy in automated license plate reader systems
WO2011046953A1 (en) * 2009-10-16 2011-04-21 3M Innovative Properties Company Retroreflective sheeting and license plate with reduced retroreflectivity at high entrance angles
WO2011060081A1 (en) * 2009-11-12 2011-05-19 3M Innovative Properties Company Security markings in retroreflective sheeting
JP2011164433A (ja) * 2010-02-10 2011-08-25 Sony Corp 光学体、窓材、建具、および日射遮蔽部材
JP6074128B2 (ja) * 2010-04-15 2017-02-01 デクセリアルズ株式会社 光学体およびその製造方法、日射遮蔽部材、窓材、内装部材ならびに建具
US8854730B2 (en) 2010-12-30 2014-10-07 3M Innovative Properties Company Negatively birefringent polyesters and optical films
WO2012103292A1 (en) * 2011-01-26 2012-08-02 Massachusetts Institute Of Technology Device and method for luminescence enhancement by resonant energy transfer from an absorptive thin film
WO2012138495A1 (en) * 2011-04-04 2012-10-11 3M Innovative Properties Company Optical stack comprising adhesive
US20120262808A1 (en) * 2011-04-18 2012-10-18 Robert Baker Multiple-layer radiation absorber
EP2714358B1 (de) 2011-05-31 2020-02-19 3M Innovative Properties Company Verfahren zur herstellung von unterschiedlich gemusterten gehärteten mikrostrukturierten artikeln
US9415539B2 (en) 2011-05-31 2016-08-16 3M Innovative Properties Company Method for making microstructured tools having discontinuous topographies, and articles produced therefrom
BR112014006707A2 (pt) * 2011-09-23 2017-03-28 3M Innovative Properties Co artigos retrorrefletivos que incluem uma marca de segurança
CN103998954A (zh) * 2011-10-19 2014-08-20 艾利丹尼森公司 具有半色调印刷的前表面的反向反射片材
JP6576240B2 (ja) * 2012-03-30 2019-09-18 スリーエム イノベイティブ プロパティズ カンパニー 機械可読コードを有する再帰反射物品
US20130314788A1 (en) * 2012-05-24 2013-11-28 Extend Optronics Corp. Reflective optical film and method of manufacturing the same, and image display device
US9606280B2 (en) * 2012-05-24 2017-03-28 Extend Optronics Corp. Method for manufacturing a reflective optical film
TW201435830A (zh) * 2012-12-11 2014-09-16 3M Innovative Properties Co 不顯眼之光學標籤及其方法
JP6890012B2 (ja) 2013-08-19 2021-06-18 スリーエム イノベイティブ プロパティズ カンパニー 実質的に非晶質のポリマー層を有する再帰反射性シート材
US9591234B2 (en) 2013-08-20 2017-03-07 At&T Intellectual Property I, L.P. Facilitating detection, processing and display of combination of visible and near non-visible light
JP6060106B2 (ja) * 2014-04-09 2017-01-11 富士フイルム株式会社 輝度向上膜、偏光板、および画像表示装置
ES2703207T3 (es) * 2014-04-10 2019-03-07 Csem Centre Suisse Delectronique Et De Microtechnique Sa Cubiertas de transmisión de infrarrojos
WO2016109620A1 (en) 2014-12-30 2016-07-07 3M Innovative Properties Company A sign to vehicle identification system
CN104777532B (zh) * 2015-04-03 2017-02-22 中国科学院上海光学精密机械研究所 基于级联光栅结构的超窄带te偏振光谱选择性吸收器
US10036125B2 (en) 2015-05-11 2018-07-31 Nanotech Security Corp. Security device
US10482361B2 (en) 2015-07-05 2019-11-19 Thewhollysee Ltd. Optical identification and characterization system and tags
EP3182327A1 (de) 2015-12-17 2017-06-21 3M Innovative Properties Company Zeichenidentifikationssystem für ein fahrzeug
DE102016101491A1 (de) * 2016-01-28 2017-08-03 Bundesdruckerei Gmbh Sicherheits- oder Wertprodukt mit retroreflektivem Sicherheitselement
EP3229047A1 (de) 2016-04-05 2017-10-11 3M Innovative Properties Company Retroreflektierender artikel mit infraroterkennbarem muster
EP3229048A1 (de) 2016-04-05 2017-10-11 3M Innovative Properties Company Infraroterkennbarer rückstrahlender gegenstand
FI127833B (fi) * 2016-04-15 2019-03-29 Merivaara Oy Valaisinjärjestely
US11186110B2 (en) * 2016-08-31 2021-11-30 Viavi Solutions Inc. Article with angled reflective segments
CA3034898C (en) 2016-08-31 2022-02-01 Viavi Solutions Inc. Orienting magnetically-orientable flakes
CN109891267A (zh) 2016-10-28 2019-06-14 Ppg工业俄亥俄公司 用于增加近红外检测距离的涂层
CN109983371A (zh) * 2016-11-22 2019-07-05 3M创新有限公司 光谱选择性回射系统
US20180337460A1 (en) * 2017-05-18 2018-11-22 Srg Global Inc. Vehicle body components comprising retroreflectors and their methods of manufacture
US10723299B2 (en) * 2017-05-18 2020-07-28 Srg Global Inc. Vehicle body components comprising retroreflectors and their methods of manufacture
CA3013888A1 (en) 2017-08-11 2019-02-11 Jason Carl Radel Transmissive aerial image display
JP2021501918A (ja) * 2017-11-07 2021-01-21 スリーエム イノベイティブ プロパティズ カンパニー 光学フィルム及びそれを含むシステム
US11726243B2 (en) 2017-12-31 2023-08-15 3M Innovative Properties Company Visibly transparent, infrared radiation retroreflective articles
US10733402B2 (en) 2018-04-11 2020-08-04 3M Innovative Properties Company System for vehicle identification
WO2020021458A1 (en) 2018-07-24 2020-01-30 3M Innovative Properties Company A patterned wavelength-selective image
US20220113457A1 (en) * 2018-07-24 2022-04-14 3M Innovative Properties Company A patterned wavelength-selective film
EP3881236A1 (de) 2018-11-13 2021-09-22 PPG Industries Ohio Inc. Verfahren zur erkennung eines verborgenen musters
US11561329B2 (en) 2019-01-07 2023-01-24 Ppg Industries Ohio, Inc. Near infrared control coating, articles formed therefrom, and methods of making the same
JP7196674B2 (ja) * 2019-02-19 2022-12-27 住友ゴム工業株式会社 タイヤ
WO2020240382A1 (en) * 2019-05-24 2020-12-03 3M Innovative Properties Company Radar-optical fusion article and system
KR102225452B1 (ko) * 2019-07-04 2021-03-08 윤세원 재귀반사시트
EP3771931A1 (de) * 2019-08-02 2021-02-03 Reflomax Co., Ltd. Rückstrahlende folie vom würfeleckentyp und herstellungsverfahren dafür
US20240023905A1 (en) * 2020-12-16 2024-01-25 3M Innovative Properties Company Optical film for oxygen saturation sensing

Family Cites Families (74)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
US3124639A (en) * 1964-03-10 figure
US2568126A (en) * 1945-08-10 1951-09-18 Prismo Products Inc Method of making reflecting signs by laminating
US3610729A (en) * 1969-06-18 1971-10-05 Polaroid Corp Multilayered light polarizer
US3860036A (en) * 1970-11-02 1975-01-14 Dow Chemical Co Variable geometry feed block for multilayer extrusion
US3711176A (en) * 1971-01-14 1973-01-16 Dow Chemical Co Highly reflective thermoplastic bodies for infrared, visible or ultraviolet light
US3801183A (en) * 1973-06-01 1974-04-02 Minnesota Mining & Mfg Retro-reflective film
US4099838A (en) * 1976-06-07 1978-07-11 Minnesota Mining And Manufacturing Company Reflective sheet material
US4175775A (en) * 1978-01-11 1979-11-27 Visual Methods, Inc. Access control system
US4268117A (en) * 1979-11-30 1981-05-19 Minnesota Mining And Manufacturing Company Sheet assembly for forming imaged retroreflective sheeting
US4368979A (en) * 1980-05-22 1983-01-18 Siemens Corporation Automobile identification system
US4589686A (en) * 1980-11-05 1986-05-20 Mcgrew Stephen P Anticounterfeiting method and device
US4446305A (en) * 1981-03-02 1984-05-01 Polaroid Corporation Optical device including birefringent polymer
US4520189A (en) * 1981-03-02 1985-05-28 Polaroid Corporation Optical device including birefringent aromatic amino carboxylic acid polymer
US4525413A (en) * 1981-03-02 1985-06-25 Polaroid Corporation Optical device including birefringent polymer
US4521588A (en) * 1981-03-02 1985-06-04 Polaroid Corporation Optical device including birefringent polyhydrazide polymer
US4544836A (en) * 1982-12-22 1985-10-01 American District Telegraph Company Optically-based access control system
US4708920A (en) * 1985-09-16 1987-11-24 Minnesota Mining And Manufacturing Company Microlens sheet containing directional half-tone images and method for making the same
CA1279783C (en) * 1985-11-21 1991-02-05 Minnesota Mining And Manufacturing Company Totally internally reflecting thin, flexible film
US4720426A (en) * 1986-06-30 1988-01-19 General Electric Company Reflective coating for solid-state scintillator bar
JPS63140589A (ja) * 1986-12-02 1988-06-13 Nippon Telegr & Teleph Corp <Ntt> 発光素子モジユ−ル及びその製法
US5211878A (en) * 1988-03-10 1993-05-18 Merck Patent Gesellschaft Mit Beschrankter Haftung Difluorobenzonitrile derivatives
US5486949A (en) * 1989-06-20 1996-01-23 The Dow Chemical Company Birefringent interference polarizer
CA2019274A1 (en) * 1989-06-21 1990-12-21 Lynn E. Faykish Retroreflective security laminates with protective cover sheets
US5235443A (en) * 1989-07-10 1993-08-10 Hoffmann-La Roche Inc. Polarizer device
EP0452438A1 (de) * 1989-11-01 1991-10-23 F. Hoffmann-La Roche Ag Lichtsteuereinrichtungen mit flüssigkristallen
NL9000808A (nl) * 1990-04-06 1991-11-01 Koninkl Philips Electronics Nv Vloeibaar kristallijn materiaal en beeldweergeefcel die dit materiaal bevat.
US5103337A (en) * 1990-07-24 1992-04-07 The Dow Chemical Company Infrared reflective optical interference film
US5254390B1 (en) * 1990-11-15 1999-05-18 Minnesota Mining & Mfg Plano-convex base sheet for retroreflective articles
US5217794A (en) * 1991-01-22 1993-06-08 The Dow Chemical Company Lamellar polymeric body
US5169707A (en) * 1991-05-08 1992-12-08 Minnesota Mining And Manufacturing Company Retroreflective security laminates with dual level verification
EP0588937B1 (de) * 1991-06-13 1996-08-28 Minnesota Mining And Manufacturing Company Retroreflektierender polarisator
US5200851A (en) * 1992-02-13 1993-04-06 Minnesota Mining And Manufacturing Company Infrared reflecting cube-cornered sheeting
US5294657A (en) * 1992-05-15 1994-03-15 Melendy Peter S Adhesive composition with decorative glitter
US5422756A (en) * 1992-05-18 1995-06-06 Minnesota Mining And Manufacturing Company Backlighting system using a retroreflecting polarizer
US5284364A (en) * 1992-06-10 1994-02-08 Anvik Corporation Increased-security identification card system
DE4326521B4 (de) * 1992-08-10 2005-12-22 Bridgestone Corp. Lichtstreuendes Material und Verfahren zu seiner Herstellung
US5269995A (en) * 1992-10-02 1993-12-14 The Dow Chemical Company Coextrusion of multilayer articles using protective boundary layers and apparatus therefor
US5339198A (en) * 1992-10-16 1994-08-16 The Dow Chemical Company All-polymeric cold mirror
DE69325283T2 (de) * 1992-10-29 1999-11-04 Minnesota Mining & Mfg Formbarer reflektierender multischichtenkörper
US5353154A (en) * 1992-11-02 1994-10-04 The Dow Chemical Company Polymeric reflective materials utilizing a back light source
DE69409977T2 (de) * 1993-01-11 1998-10-22 Koninkl Philips Electronics Nv Beleuchtungssystem und ein solches System umfassendes Anzeigegerät
TW289095B (de) * 1993-01-11 1996-10-21
US5389324A (en) * 1993-06-07 1995-02-14 The Dow Chemical Company Layer thickness gradient control in multilayer polymeric bodies
US5486935A (en) * 1993-06-29 1996-01-23 Kaiser Aerospace And Electronics Corporation High efficiency chiral nematic liquid crystal rear polarizer for liquid crystal displays having a notch polarization bandwidth of 100 nm to 250 nm
AU1434795A (en) * 1993-12-21 1995-07-10 Minnesota Mining And Manufacturing Company Reflective polarizer display
EP0736188B1 (de) * 1993-12-21 2002-09-18 Minnesota Mining And Manufacturing Company Reflektiver polarisator mit helligkeitsverstärkung
DE69435174D1 (de) * 1993-12-21 2009-01-15 Minnesota Mining & Mfg Mehrschichtiger optischer Film
US5882774A (en) * 1993-12-21 1999-03-16 Minnesota Mining And Manufacturing Company Optical film
ES2171182T3 (es) * 1993-12-21 2002-09-01 Minnesota Mining & Mfg Polarizador optico.
US5629055A (en) * 1994-02-14 1997-05-13 Pulp And Paper Research Institute Of Canada Solidified liquid crystals of cellulose with optically variable properties
WO1995027919A2 (en) * 1994-04-06 1995-10-19 Minnesota Mining And Manufacturing Company Polarized light sources
JPH10510227A (ja) * 1994-11-29 1998-10-06 ミネソタ マイニング アンド マニュファクチャリング カンパニー エッチングしたような外観／プリズム画像を上に有する透明装飾品
JP4034365B2 (ja) * 1995-03-09 2008-01-16 大日本印刷株式会社 超微粒子含有反射防止フィルム、偏光板及び液晶表示装置
US5624731A (en) * 1995-03-10 1997-04-29 Desjardins; Alexander Multi-color, multi-image retroflective goniochromatic display
US5751388A (en) * 1995-04-07 1998-05-12 Honeywell Inc. High efficiency polarized display
US7156300B1 (en) * 1995-06-07 2007-01-02 Electronic Data Systems Corporation System and method for dispensing of a receipt reflecting prepaid phone services
US6080467A (en) * 1995-06-26 2000-06-27 3M Innovative Properties Company High efficiency optical devices
JPH11508376A (ja) * 1995-06-26 1999-07-21 ミネソタ マイニング アンド マニュファクチャリング カンパニー 拡散反射多層偏光子および拡散反射多層反射鏡
CN1106937C (zh) * 1995-06-26 2003-04-30 美国3M公司 带有附加涂层或附加层的多层聚合物薄膜
US5699188A (en) * 1995-06-26 1997-12-16 Minnesota Mining And Manufacturing Co. Metal-coated multilayer mirror
US5686979A (en) * 1995-06-26 1997-11-11 Minnesota Mining And Manufacturing Company Optical panel capable of switching between reflective and transmissive states
US5767935A (en) * 1995-08-31 1998-06-16 Sumitomo Chemical Company, Limited Light control sheet and liquid crystal display device comprising the same
US5672643A (en) * 1995-09-29 1997-09-30 Minnesota Mining And Manufacturing Company Fluorescent dye blends
DE69636991T2 (de) * 1995-11-28 2007-12-06 Ovd Kinegram Ag Optischer Informationsträger
US5656360A (en) * 1996-02-16 1997-08-12 Minnesota Mining And Manufacturing Company Article with holographic and retroreflective features
WO1997032226A1 (en) * 1996-02-29 1997-09-04 Minnesota Mining And Manufacturing Company Brightness enhancement film
US5783120A (en) * 1996-02-29 1998-07-21 Minnesota Mining And Manufacturing Company Method for making an optical film
US5825543A (en) * 1996-02-29 1998-10-20 Minnesota Mining And Manufacturing Company Diffusely reflecting polarizing element including a first birefringent phase and a second phase
US5742411A (en) * 1996-04-23 1998-04-21 Advanced Deposition Technologies, Inc. Security hologram with covert messaging
US5840405A (en) * 1996-04-30 1998-11-24 Minnesota Mining And Manufacturing Company Glittering cube-corner retroreflective sheeting
US5948488A (en) * 1996-04-30 1999-09-07 3M Innovative Properties Company Glittering cube-corner article
TW338078B (en) * 1996-07-08 1998-08-11 Scapa Group Plc Membrane felt for use in yankee machine
US5808794A (en) * 1996-07-31 1998-09-15 Weber; Michael F. Reflective polarizers having extended red band edge for controlled off axis color
JP3672453B2 (ja) * 1998-07-03 2005-07-20 株式会社資生堂 再帰反射ホログラム再生体

Also Published As

Publication number Publication date
CA2316266C (en) 2008-11-18
US6024455A (en) 2000-02-15
ES2198087T3 (es) 2004-01-16
CN1285047A (zh) 2001-02-21
JP2002509277A (ja) 2002-03-26
DE69816129T2 (de) 2004-01-08
KR20010034060A (ko) 2001-04-25
BR9814000A (pt) 2000-10-10
AU1812699A (en) 1999-08-02
KR100552889B1 (ko) 2006-02-22
BR9814000B1 (pt) 2009-01-13
EP1047960B1 (de) 2003-07-02
CN1138992C (zh) 2004-02-18
WO1999036806A1 (en) 1999-07-22
EP1047960A1 (de) 2000-11-02
AU738111B2 (en) 2001-09-06
CA2316266A1 (en) 1999-07-22

Similar Documents

Publication Publication Date Title
DE69816129D1 (de) Reflektierender gegenstand mit verstecktem retroreflektierendem muster
NO975795D0 (no) Tilbakereflekterende merking med vidt tilbakereflekteringsområde
DE69905083D1 (de) Retroreflektierende gegenstände mit polymerischen mehrlagigen reflektionsbeschichtungen
DE50011454D1 (de) Handgeschirrspülmittel mit mikrokapseln
DE29707002U1 (de) Schlüsselstruktur mit Beleuchtungsfunktion
DE69827870D1 (de) Drebohrmeissel mit beweglichen Formation-eingreifenden Elementen
DE59813518D1 (de) Faktor x-analoge mit modifizierter proteasespaltstelle
DE69829507D1 (de) Gegenstand mit modulierender rückstrahlung
DE59903555D1 (de) Gegenstand mit optischem effekt
DE69715051D1 (de) Retroreflektierende lumineszente artikel
DE69818418D1 (de) Drehbarer Aufhängehaken mit Positions-Verriegelung
DE69528788D1 (de) Retroreflektierender Gegenstand mit diskontinuierlicher Deckschicht
DE69926763D1 (de) Airbag mit umlenkwand
DE69835304D1 (de) Fluorierung mit Aminoschwefeltrifluoriden
NO974640D0 (no) Svivelanordning
DE59810810D1 (de) Reflektor mit resistenter oberfläche
DE59809533D1 (de) Glühlampe mit reflexionsschicht
DE69826382D1 (de) Kombinationswaage mit zuverlässiger Kombinationsberechnung
DE59806689D1 (de) Glühlampe mit reflexionsschicht
DE19882273T1 (de) Kaltformung
NO20003359D0 (no) Svivelkobling
DE59911463D1 (de) Fahrzeugleitvorrichtung mit Fahrstreckenabtastung
NO993735D0 (no) Svivelanordning
DE59804781D1 (de) Schmuckstück mit Dekorelement
KR970058589U (ko) 엠보스 입체무늬를 갖는 바닥재

Legal Events

Date Code Title Description
8364 No opposition during term of opposition