Inventor · disambiguated record
Eiji Ohta
Also filed as: OHTA EIJI
71 granted patents·21 pending applications·1,627 citations·filing 1990–2025
99Inventor score
Top patents by PatentIndex Score
92 records- 0198US5481377AImage processing with anti-forgery functionCANON KK·Filed 1994·Granted Jan 2, 1996·253 cites·9 claims
- 0297US5257119AImage processing apparatus which adds apparatus identification data to imagesCANON KK·Filed 1992·Granted Oct 26, 1993·195 cites·24 claims
- 0391US5430525AImage processing apparatusCANON KK·Filed 1991·Granted Jul 4, 1995·116 cites·26 claims
- 0489US7377446B2IC cardSONY CORP·Filed 2003·Granted May 27, 2008·61 cites·6 claims
- 0589US6942156B2Noncontact IC cardSONY CORP·Filed 2001·Granted Sep 13, 2005·86 cites·25 claims
- 0689US5363202AImage processing apparatus with anti-forgery functionCANON KK·Filed 1992·Granted Nov 8, 1994·66 cites·6 claims
- 0787US7961278B2Optical sheet stack and liquid crystal display deviceSONY CORP·Filed 2007·Granted Jun 14, 2011·10 cites·12 claims
- 0887US6381030B1Image processing, copying, and printing apparatus having a part of a processing unit and a part of another unit formed as one inseparable unitCANON KK·Filed 2000·Granted Apr 30, 2002·23 cites·26 claims
- 0987US5844699AColor image processing apparatusCANON KK·Filed 1995·Granted Dec 1, 1998·91 cites·21 claims
- 1086US5227871AImage processing apparatus capable of discriminating a predetermined imageCANON KK·Filed 1991·Granted Jul 13, 1993·55 cites·37 claims
- 1184US5633952AIdentification of a particular color image using color distribution, and circuitry for sameCANON KK·Filed 1995·Granted May 27, 1997·73 cites·12 claims
- 1283USD792498SProtective cover for glassesDEXERIALS CORP·Filed 2015·Granted Jul 18, 2017·17 cites·1 claims
- 1383US2025125016A1Computer-readable recording medium storing information processing program, information processing method, and information processing apparatusFUJITSU LTD·Filed 2024·Application pending·0 cites
- 1481US7857471B2Optical sheet having bonded prism and polarizer sheets and display deviceSONY CORP·Filed 2007·Granted Dec 28, 2010·11 cites·10 claims
- 1580USD792920SProtective cover for glassesDEXERIALS CORP·Filed 2015·Granted Jul 25, 2017·18 cites·1 claims
- 1679US7683980B2Optical element enclosure having contractive enclosing member with opening at corner/curvature portion, backlight, and liquid crystal display deviceSONY CORP·Filed 2008·Granted Mar 23, 2010·6 cites·19 claims
- 1778US5777877AProcessing device and method for making arrangements for parts used in productsFUJITSU LTD·Filed 1995·Granted Jul 7, 1998·74 cites·15 claims
- 1878US2024120035A1Cutoff energy determination method and information processing deviceFUJITSU LTD·Filed 2023·Application pending·0 cites
- 1977US7782420B2Optical element covering member, backlight, and liquid crystal display deviceSONY CORP·Filed 2008·Granted Aug 24, 2010·5 cites·22 claims
- 2077US5465161AImage processing apparatus and method for confirming the state of an addition deviceCANON KK·Filed 1993·Granted Nov 7, 1995·31 cites·5 claims
- 2175US6853280B2Method of magnetizing magnetic sheet and magnetization apparatusSONY CORP·Filed 2002·Granted Feb 8, 2005·16 cites·5 claims
- 2275US5594558AColor image processing apparatusCANON KK·Filed 1995·Granted Jan 14, 1997·42 cites·42 claims
- 2375US2025347724A1Recording medium, information processing method, and information processing deviceFUJITSU LTD·Filed 2025·Application pending·0 cites
- 2474US6714114B2Magnetic sticking sheet and method of producing sameSONY CORP·Filed 2003·Granted Mar 30, 2004·13 cites·4 claims
- 2574US6693506B2Magnetic sticking sheet and method of producing sameFiled 2002·Granted Feb 17, 2004·14 cites·3 claims
- 2672US10000037B2Transparent laminate and protective tool including the sameDEXERIALS CORP·Filed 2014·Granted Jun 19, 2018·1 cites·13 claims
- 2772US2025364087A1Quantum chemistry computation method and information processing apparatusFUJITSU LTD·Filed 2025·Application pending·0 cites
- 2869US10575572B2Transparent film for face protection shieldDEXERIALS CORP·Filed 2015·Granted Mar 3, 2020·2 cites·11 claims
- 2969US6388767B1Image processing, copying, and printing apparatus having a part of a processing unit and a part of another unit formed as one inseparable unitCANON KK·Filed 1995·Granted May 14, 2002·26 cites·17 claims
- 3068US7404998B2Synthetic resin card and method of producing the sameSONY CORP·Filed 2004·Granted Jul 29, 2008·5 cites·15 claims
- 3168US7131594B2IC cardSONY CORP·Filed 2002·Granted Nov 7, 2006·14 cites·7 claims
- 3268US5949903AIndentification of a particular color image using distribution, and circuitry for sameCANON KK·Filed 1995·Granted Sep 7, 1999·30 cites·13 claims
- 3368US5315415AColor image processing apparatusCANON KK·Filed 1991·Granted May 24, 1994·27 cites·10 claims
- 3467US5802217AImage reading apparatus for obtaining a shading correction factor using two white reference membersCANON KK·Filed 1995·Granted Sep 1, 1998·34 cites·9 claims
- 3566US12416655B2Computer-readable recording medium storing simulation program, simulation method, and simulation deviceFUJITSU LTD·Filed 2023·Granted Sep 16, 2025·0 cites·17 claims
- 3666US5363454AImage processing apparatusCANON KK·Filed 1992·Granted Nov 8, 1994·47 cites·14 claims
- 3765US5742408AImage processing apparatus and method which adds predetermined information to input image dataCANON KK·Filed 1997·Granted Apr 21, 1998·20 cites·9 claims
- 3864US8016450B2Illuminating apparatus and display apparatusSONY CORP·Filed 2009·Granted Sep 13, 2011·2 cites·16 claims
- 3964US5737100AImage processing apparatus which adds identification data to imagesCANON KK·Filed 1995·Granted Apr 7, 1998·21 cites·19 claims
- 4064US2008248332A1Synthetic Resin Card and Method for Producing the SameSONY CORP·Filed 2008·Application pending·0 cites
- 4162US5847849AImage processor apparatus capable of updating reference data for determining similarity between featuresCANON KK·Filed 1994·Granted Dec 8, 1998·19 cites·12 claims
- 4262US2023303395A1Carbon nanotube composite wireTOKUSEN KOGYO KK·Filed 2021·Application pending·0 cites
- 4360US7880970B2Optical packaged body, method of manufacturing it, illuminating device, and display unitSONY CORP·Filed 2009·Granted Feb 1, 2011·2 cites·18 claims
- 4460US7695167B2Optical sheet, backlight and liquid crystal display apparatusSONY CORP·Filed 2005·Granted Apr 13, 2010·1 cites·17 claims
- 4560US7483094B2Optical sheet, backlight and liquid crystal display apparatusSONY CORP·Filed 2005·Granted Jan 27, 2009·2 cites·35 claims
- 4660US2024419757A1Computer-readable recording medium storing information processing program and information processing methodFUJITSU LTD·Filed 2024·Application pending·0 cites
- 4759US12473665B2Production method of carbon nanotube yarnTOKUSEN KOGYO KK·Filed 2020·Granted Nov 18, 2025·0 cites·8 claims
- 4859US8553175B2Optical sheet having irregularity portions, backlight device with optical sheet, and liquid crystal display device including a backlight device with optical sheetOHTA EIJI·Filed 2007·Granted Oct 8, 2013·1 cites·16 claims
- 4959US7697088B2Optical element package, backlight, and liquid crystal display deviceSONY CORP·Filed 2008·Granted Apr 13, 2010·1 cites·19 claims
- 5059US7633682B2Optical element packageSONY CORP·Filed 2008·Granted Dec 15, 2009·2 cites·24 claims
Showing the top 50 of 92 patent records by PatentIndex Score.
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