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Brevets

Référencé par

Brevet citant Date de dépôt Date de délivrance Cessionnaire d'origine Titre
US447919410 août 198223 oct. 1984Computer Election SystemsSystem and method for reading marks on a document
US464124018 mai 19843 févr. 1987R. F. Shoup CorporationElectronic voting machine and system
US46412418 mai 19843 févr. 1987R. F. Shoup CorporationMemory cartridge for electronic voting system
US471717727 août 19855 janv. 1988R. F. Shoup CorporationAbsentee balloting system
US708077911 déc. 200325 juil. 2006AutoMARK Technical Systems, LLCBallot marking system and apparatus
US710082817 janv. 20035 sept. 2006AutoMARK Technical Systems, LLCVoting system utilizing hand and machine markable ballots
US71631474 juin 200316 janv. 2007Automark Technical Systems, LLCBallot marking system and apparatus utilizing dual print heads
US72227874 juin 200329 mai 2007AutoMARK Technical Systems, LLCBallot marking system and apparatus utilizing single print head
US731417129 oct. 20041 janv. 2008Automark Technical Systems, LLCBallot marking system and apparatus having ballot alignment compensation
US73141721 nov. 20041 janv. 2008Automark Technical Systems, LLCBallot marking system and apparatus having periodic ballot alignment compensation
US734407129 oct. 200418 mars 2008Automark Technical Systems LLCVoting system and apparatus using voter selection card
US738724427 mai 200517 juin 2008Election Systems & Software, Inc.Electronic voting system and method with voter verifiable real-time audit log
US74221501 nov. 20019 sept. 2008Avante International Technology, Inc.Electronic voting apparatus, system and method
US743120926 sept. 20027 oct. 2008Avante International Technology, Inc.Electronic voting apparatus, system and method
US746178720 mars 20069 déc. 2008Avante International Technology, Inc.Electronic voting apparatus, system and method
US756600628 déc. 200428 juil. 2009ES&S Automark, LLCPre-printed document marking system and apparatus
US761455317 juil. 200610 nov. 2009Avante International Technology, Inc.Method for reading an optically readable sheet
US763508728 févr. 200522 déc. 2009Avante International Technology, Inc.Method for processing a machine readable ballot and ballot therefor
US763508822 févr. 200722 déc. 2009Avante International Technology, Inc.Electronic voting method and system employing a printed machine readable ballot
US77532734 juin 200313 juil. 2010ES&S AutoMARK, LLCBallot marking system and apparatus utilizing multiple key switch voter interface
US782821512 mai 20069 nov. 2010Avante International Technology, Inc.Reader for an optically readable ballot
US79759208 sept. 200812 juil. 2011Avante International Technology, Inc.Electronic voting method and system employing a machine readable ballot envelope
US798804721 janv. 20102 août 2011Avante International Technology, Inc.Method for decoding an optically readable sheet
US80661849 sept. 200829 nov. 2011Avante International Technology, Inc.Optically readable marking sheet and reading apparatus and method therefor