(12) United States Patent
(10) Patent N0.: US 6,945,678 B2
Sugihara et al. (45) Date of Patent: Sep. 20, 2005 (54) ILLUMINATION DEVICE (58) Field of Search ............................... .. 362/490, 494, 362/331, 237, 232 (75) Inventors: i'IIF0ZIllIhSlE_?1I)I)l3I¥l,kA1Chllel(.i€); Hiroshi to, 'c i ; a ayu ' amiya, _ Aichi (JP), YOShi0 sah6, Aichi (JP), (56) R°f°‘°“°°s o“°‘T Mitsuhiro Nawashiro, Aichi (JP); Kazushi Neda, Aichi (JP) U.S. PATENT DOCUMENTS _ _ _ _ 6,331,063 B1 12/2001 Kamada et al. (73) Assignee: Toyoda Gosei Co., Ltd., Aichi (JP) 6,347,330 B1 2/2002 Furst et a1_ 6,402,354 B1 6/2002 Tatewaki et al. ( * ) Notice: Subject to any disclaimer, the term of this 6,461,024 B1 10/2002 Becker et al. patent is extended or adjusted under 35 6,616,313 B2 9/2003 F11rstetalU_5_C_ 154(b) by () dayS_ 6,648,490 B2 11/2003 Klose (21) Appl. N0-I 10/916,607 Primary Examiner—Thomas M. Sember . _ Assistant Examiner—James W Cranson (22) F1163 Aug 12’ 2004 (74) Attorney, Agent, or Firm—l\/lcGinn & Gibb, PLLC (65) Prior Publication Data (57) ABSTRACT US 2005/0013139 A1 Jah. 20,2005 _ _ _ _ _ _ _ _ The invention is directed to provide a vehicle interior Related U_$_ Applicatign Data illumination device Which has a high illuminating effect and Which can be used for various kinds of illumination in a (62) Division of application No. 10/305,111, filed on Nov. 27, vehicle. The illumination device disposed in a roof portion 2002- of the interior of a vehicle, including: a first light-emitting (30) Foreign Application Priority Data stic1_t1ioiiIh]2i\]I)ingi.a firstdligtht steiircticiilnstituttlzd by a plural(ity o rs s ispose a su s an ia yregu ar spaces; an a NOV. 28, 2001 (JP) ................................... .. P2001—363286 Seggnd light-emitting Sectigii having 3 Seggnd Sgiifge Dee T1» Zool (JP) P2ooT‘377T8T constituted by a second LED, and a second outer lens With Jan" 15> 2002 (JP) 10002-005720 Which a light emission side of the second light source is May 17, 2002 (JP) ................................... .. P2002-1437 6 Covered and by which fight emitted from Said Second fight (51) Int. Cl.7 ............................ .. B60Q 1/26, B60Q 1/00 seiiree is eehverged and radiated eut(52) U.S. Cl. ..................... .. 362/490; 362/493; 362/331;
