Inventor · disambiguated record
Osamu Itou
Also filed as: ITOU OSAMU
102 granted patents·17 pending applications·771 citations·filing 1987–2024
99Inventor score
Top patents by PatentIndex Score
119 records- 0199US7088409B2Liquid crystal display apparatusHITACHI DISPLAYS LTD·Filed 2005·Granted Aug 8, 2006·150 cites·7 claims
- 0297US6556260B1Liquid crystal display apparatusHITACHI LTD·Filed 2000·Granted Apr 29, 2003·112 cites·21 claims
- 0396US7486351B2Liquid crystal display apparatusHITACHI DISPLAYS LTD·Filed 2005·Granted Feb 3, 2009·39 cites·3 claims
- 0496US7362400B2Transreflective liquid crystal display panel having a wide viewing angleHITACHI DISPLAYS LTD·Filed 2004·Granted Apr 22, 2008·86 cites·9 claims
- 0594US10527897B2Display device with partition between color filtersJAPAN DISPLAY INC·Filed 2017·Granted Jan 7, 2020·6 cites·12 claims
- 0694US8294864B2Liquid crystal display device comprising a common electrode with a plurality of slits having first and second stretching directions that differITOU OSAMU·Filed 2011·Granted Oct 23, 2012·14 cites·6 claims
- 0793US8259269B2Liquid crystal display device with pixel electrode or common electrode having slit like aperture with increasing widthITOU OSAMU·Filed 2006·Granted Sep 4, 2012·20 cites·17 claims
- 0891US9594278B2Display device and manufacturing method thereofJAPAN DISPLAY INC·Filed 2015·Granted Mar 14, 2017·4 cites·22 claims
- 0991US7936422B2Optical element and display device using the sameHITACHI DISPLAYS LTD·Filed 2010·Granted May 3, 2011·7 cites·3 claims
- 1089US11644607B2Lighting device and display deviceJAPAN DISPLAY INC·Filed 2022·Granted May 9, 2023·1 cites·18 claims
- 1188US6476890B1Reflective color liquid crystal display apparatus with colored polymer layerHITACHI LTD·Filed 1999·Granted Nov 5, 2002·80 cites·8 claims
- 1287US9448448B2Liquid crystal display deviceJAPAN DISPLAY INC·Filed 2014·Granted Sep 20, 2016·7 cites·15 claims
- 1386US10073313B2Display device and manufacturing method thereofJAPAN DISPLAY INC·Filed 2017·Granted Sep 11, 2018·2 cites·20 claims
- 1484US11573469B2Array substrate and liquid crystal display deviceJAPAN DISPLAY INC·Filed 2020·Granted Feb 7, 2023·1 cites·16 claims
- 1584US9857642B2Display device and liquid crystal display deviceJAPAN DISPLAY INC·Filed 2015·Granted Jan 2, 2018·2 cites·6 claims
- 1683US7978301B2Optically isotropic liquid crystal display device with interdigitally formed pixel and common electrodesHITACHI DISPLAYS LTD·Filed 2007·Granted Jul 12, 2011·10 cites·11 claims
- 1782US8098356B2Liquid crystal display deviceITOU OSAMU·Filed 2009·Granted Jan 17, 2012·7 cites·17 claims
- 1882US6538711B2Method of manufacturing reflective liquid crystal display deviceHITACHI LTD·Filed 2002·Granted Mar 25, 2003·23 cites·5 claims
- 1982US4835752ADevice for driving and controlling optical head for use in optical disk systemMITSUBISHI ELECTRIC CORP·Filed 1987·Granted May 30, 1989·28 cites·8 claims
- 2081US7732809B2Light emitting display providing with compensated cholesteric reflective polarizer for improved contrast even in high ambient light or large viewing angleHITACHI DISPLAYS LTD·Filed 2004·Granted Jun 8, 2010·26 cites·20 claims
- 2180US8582066B2Liquid crystal display device having a plurality of slip electrode portions with curved portions that are overlapped by a plurality of openingsITOU OSAMU·Filed 2011·Granted Nov 12, 2013·3 cites·4 claims
- 2280US7688406B2Liquid crystal display apparatusHITACHI DISPLAYS LTD·Filed 2006·Granted Mar 30, 2010·5 cites·3 claims
- 2380US7639320B2Liquid crystal display deviceHITACHI DISPLAYS LTD·Filed 2007·Granted Dec 29, 2009·5 cites·19 claims
- 2479US11899326B2Array substrate and liquid crystal display deviceJAPAN DISPLAY INC·Filed 2023·Granted Feb 13, 2024·0 cites·5 claims
- 2579US10074670B2Color filter substrate and display deviceJAPAN DISPLAY INC·Filed 2015·Granted Sep 11, 2018·3 cites·20 claims
- 2679US6850219B2Display deviceHITACHI LTD·Filed 2001·Granted Feb 1, 2005·19 cites·29 claims
- 2778US11754898B2Array substrate and liquid crystal display deviceJAPAN DISPLAY INC·Filed 2022·Granted Sep 12, 2023·0 cites·10 claims
- 2878US10690972B2Liquid crystal display deviceJAPAN DISPLAY INC·Filed 2018·Granted Jun 23, 2020·1 cites·4 claims
- 2978US7573553B2Liquid crystal display deviceHITACHI DISPLAYS LTD·Filed 2007·Granted Aug 11, 2009·5 cites·12 claims
- 3077US11988928B2Display deviceJAPAN DISPLAY INC·Filed 2023·Granted May 21, 2024·0 cites·9 claims
- 3177US6600536B1Reflection type liquid crystal display apparatus with insulating film between electrodes and reflection layerHITACHI LTD·Filed 2000·Granted Jul 29, 2003·19 cites·14 claims
- 3276US9588366B2Liquid crystal display device comprising a capacitance insulating film having a thickness and a dielectric constantJAPAN DISPLAY INC·Filed 2015·Granted Mar 7, 2017·1 cites·12 claims
- 3376US8368080B2Light emitting display with optical compensation layer and circularly polarized reflective layer for improved contrast even in high ambient lightHITACHI DISPLAYS LTD·Filed 2009·Granted Feb 5, 2013·3 cites·5 claims
- 3476US7751014B2Liquid-crystal display deviceHITACHI DISPLAYS LTD·Filed 2008·Granted Jul 6, 2010·4 cites·15 claims
- 3575US9690131B2Liquid crystal display deviceJAPAN DISPLAY INC·Filed 2015·Granted Jun 27, 2017·1 cites·15 claims
- 3675US7675596B2Liquid crystal device and information terminal device provided with the sameHITACHI DISPLAYS LTD·Filed 2006·Granted Mar 9, 2010·4 cites·15 claims
- 3775US2024379928A1Display deviceJAPAN DISPLAY INC·Filed 2024·Application pending·0 cites
- 3874US8692966B2Liquid crystal display deviceOKA SHINICHIRO·Filed 2010·Granted Apr 8, 2014·3 cites·5 claims
- 3973US6803980B2Reflective color liquid crystal display apparatusHITACHI LTD·Filed 2002·Granted Oct 12, 2004·12 cites·4 claims
- 4071US11656513B2Display deviceJAPAN DISPLAY INC·Filed 2022·Granted May 23, 2023·0 cites·15 claims
- 4171US9488884B2Liquid crystal display deviceJAPAN DISPLAY INC·Filed 2013·Granted Nov 8, 2016·1 cites·11 claims
- 4271US9366919B2Liquid crystal display device and method for manufacturing the sameJAPAN DISPLAY EAST INC·Filed 2013·Granted Jun 14, 2016·1 cites·7 claims
- 4371US7605981B2Display unit, display method and equipment using thereofHITACHI DISPLAYS LTD·Filed 2004·Granted Oct 20, 2009·9 cites·7 claims
- 4470US7656483B2Liquid crystal displayHITACHI DISPLAYS LTD·Filed 2007·Granted Feb 2, 2010·3 cites·20 claims
- 4569US9606389B2Liquid crystal display device and method for manufacturing the sameJAPAN DISPLAY INC·Filed 2013·Granted Mar 28, 2017·1 cites·12 claims
- 4668US8111357B2Optical element and display device using the sameADACHI MASAYA·Filed 2005·Granted Feb 7, 2012·2 cites·6 claims
- 4767US6788370B2Liquid crystal display apparatusHITACHI LTD·Filed 2001·Granted Sep 7, 2004·10 cites·13 claims
- 4866US11798976B2Light emitting element arrayJAPAN DISPLAY INC·Filed 2022·Granted Oct 24, 2023·0 cites·10 claims
- 4966US9261739B2Liquid crystal display deviceHIRATSUKA TAKATO·Filed 2012·Granted Feb 16, 2016·1 cites·12 claims
- 5066US8253888B2Liquid crystal display deviceITOU OSAMU·Filed 2010·Granted Aug 28, 2012·2 cites·16 claims
Showing the top 50 of 119 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →