Inventor · disambiguated record
Yukito Saitoh
Also filed as: SAITOH YUKITO
153 granted patents·60 pending applications·433 citations·filing 1994–2025
99Inventor score
Top patents by PatentIndex Score
213 records- 0198US12032167B2Optical element, image display unit, and head-mounted displayFUJIFILM CORP·Filed 2022·Granted Jul 9, 2024·4 cites·19 claims
- 0294US7982826B2Polarizing plate and liquid crystal displayFUJIFILM CORP·Filed 2007·Granted Jul 19, 2011·36 cites·6 claims
- 0393US11828960B2Cholesteric liquid crystal layer, method of forming cholesteric liquid crystal layer, laminate, light guide element, and image display deviceFUJIFILM CORP·Filed 2021·Granted Nov 28, 2023·2 cites·17 claims
- 0492US12135431B2Virtual image display deviceFUJIFILM CORP·Filed 2023·Granted Nov 5, 2024·2 cites·16 claims
- 0592US11977290B2Liquid crystal diffraction element, optical element, image display unit, head-mounted display, beam steering, and sensorFUJIFILM CORP·Filed 2023·Granted May 7, 2024·1 cites·20 claims
- 0692US10310260B2Member for displaying projected image and projection systemFUJIFILM CORP·Filed 2017·Granted Jun 4, 2019·6 cites·7 claims
- 0792US8400592B2Polarizing plate and liquid crystal displayHIRAKATA JUNICHI·Filed 2011·Granted Mar 19, 2013·20 cites·6 claims
- 0892US6493050B1Wide viewing angle liquid crystal with ridge/slit pretilt, post spacer and dam structures and method for fabricating sameIBM·Filed 1999·Granted Dec 10, 2002·145 cites·25 claims
- 0991US11460729B2Optical element and sensorFUJIFILM CORP·Filed 2021·Granted Oct 4, 2022·2 cites·15 claims
- 1090US11927792B2Optical element and light guide elementFUJIFILM CORP·Filed 2020·Granted Mar 12, 2024·2 cites·18 claims
- 1190US11886071B2Light guide element comprising a diffraction element having a cholesteric liquid crystal layer with a pitch gradientFUJIFILM CORP·Filed 2022·Granted Jan 30, 2024·1 cites·5 claims
- 1289US11385390B2Optical element and light guide elementFUJIFILM CORP·Filed 2020·Granted Jul 12, 2022·2 cites·17 claims
- 1388US12147045B2Light guide element and image display apparatusFUJIFILM CORP·Filed 2022·Granted Nov 19, 2024·1 cites·20 claims
- 1488US10871666B2Display device comprising a viewing angle switching element having a first linear polarizer, an optically anisotropic layer, a viewing angle control cell, and a second linear polarizerFUJIFILM CORP·Filed 2020·Granted Dec 22, 2020·2 cites·8 claims
- 1588US8049850B2Liquid crystal display device, optical compensatory sheet, and polarizer and liquid crystal display device employing the sameFUJIFILM CORP·Filed 2005·Granted Nov 1, 2011·12 cites·6 claims
- 1686US9933619B2Member for projection image display and projection image display systemFUJIFILM CORP·Filed 2015·Granted Apr 3, 2018·5 cites·21 claims
- 1786US9829615B2Luminance-enhancing film, optical sheet member, and liquid crystal display deviceFUJIFILM CORP·Filed 2016·Granted Nov 28, 2017·3 cites·22 claims
- 1885US11630308B2Optical element, light guide element, and image display deviceFUJIFILM CORP·Filed 2020·Granted Apr 18, 2023·1 cites·20 claims
- 1984US10281769B2Optical sheet member and image display device using sameFUJIFILM CORP·Filed 2015·Granted May 7, 2019·2 cites·34 claims
- 2084US9128322B2Phase difference plate for circularly polarizing plate, circularly polarizing plate, and organic electroluminescence display apparatusFUJIFILM CORP·Filed 2014·Granted Sep 8, 2015·5 cites·20 claims
- 2182US11480716B2Optical element that functions as a liquid crystal diffraction latticeFUJIFILM CORP·Filed 2020·Granted Oct 25, 2022·1 cites·10 claims
- 2282US2025341666A1Optical laminate, light guide element, and image display deviceFUJIFILM CORP·Filed 2025·Application pending·0 cites
- 2381US12487385B2Cholesteric liquid crystal layer, method of forming cholesteric liquid crystal layer, laminate, light guide element, and image display deviceFUJIFILM CORP·Filed 2023·Granted Dec 2, 2025·0 cites·6 claims
- 2481US12242072B2Optical element, image display unit, and head-mounted displayFUJIFILM CORP·Filed 2024·Granted Mar 4, 2025·0 cites·8 claims
- 2581US10955705B2Wearable display device comprising an optically-anisotropic layer having liquid crystal compounds with optical axes continuously rotating along at least one in-plane directionFUJIFILM CORP·Filed 2019·Granted Mar 23, 2021·1 cites·20 claims
- 2681US9753198B2Light emitting screen and display apparatusFUJIFILM CORP·Filed 2015·Granted Sep 5, 2017·3 cites·16 claims
- 2781US7804565B2Cellulose acylate film, optical compensation film, polarizing plate, and liquid crystal display deviceFUJIFILM CORP·Filed 2005·Granted Sep 28, 2010·7 cites·9 claims
- 2881US2025321369A1Optical systemFUJIFILM CORP·Filed 2025·Application pending·0 cites
- 2980US12228764B2Optical element and light guide elementFUJIFILM CORP·Filed 2024·Granted Feb 18, 2025·0 cites·16 claims
- 3079US12372703B2Optical systemFUJIFILM CORP·Filed 2024·Granted Jul 29, 2025·0 cites·6 claims
- 3179US11016230B2Optical element and optical deviceFUJIFILM CORP·Filed 2019·Granted May 25, 2021·2 cites·8 claims
- 3279US10495791B2Optical film, liquid crystal display device, and manufacturing method of optical filmFUJIFILM CORP·Filed 2017·Granted Dec 3, 2019·1 cites·19 claims
- 3379US9366793B2Circularly polarizing plate, retardation plate for circularly polarizing plate, and organic electroluminescence display apparatusFUJIFILM CORP·Filed 2015·Granted Jun 14, 2016·2 cites·16 claims
- 3478US12282181B2SensorFUJIFILM CORP·Filed 2023·Granted Apr 22, 2025·0 cites·8 claims
- 3578US6339460B1Liquid crystal display deviceIBM·Filed 1999·Granted Jan 15, 2002·57 cites·6 claims
- 3678US6292240B1Transparent type liquid crystal display with plurality of light transmissive portions on reflective portions formed on both substratesIBM·Filed 2000·Granted Sep 18, 2001·20 cites·29 claims
- 3778US2025284046A1Optical elementFUJIFILM CORP·Filed 2025·Application pending·0 cites
- 3877US2024369743A1Optical element and light deflection deviceFUJIFILM CORP·Filed 2024·Application pending·0 cites
- 3976US12117711B2Light deflection device and optical deviceFUJIFILM CORP·Filed 2023·Granted Oct 15, 2024·0 cites·8 claims
- 4076US2024272470A1Liquid crystal diffraction element, optical element, image display unit, head-mounted display, beam steering, and sensorFUJIFILM CORP·Filed 2024·Application pending·0 cites
- 4175US7532286B2Optical resin film and polarizing film and liquid crystal display device using the sameFUJIFILM CORP·Filed 2006·Granted May 12, 2009·4 cites·8 claims
- 4274US12271096B2Transmission type liquid crystal diffraction element, optical element, image display unit, head-mounted display, beam steering, and sensorFUJIFILM CORP·Filed 2023·Granted Apr 8, 2025·0 cites·20 claims
- 4374US8187681B2Transparent film and optical compensatory film, polarizing plate and liquid-crystal display device employing itNAKAYAMA HAJIME·Filed 2005·Granted May 29, 2012·2 cites·26 claims
- 4474US7477387B2Method and apparatus for analyzing optical characteristics of optical medium and method for production monitoringFUJIFILM CORP·Filed 2006·Granted Jan 13, 2009·4 cites·9 claims
- 4574US2024094579A1Light guide element comprising a diffraction element having a cholesteric liquid crystal layer with a pitch gradientFUJIFILM CORP·Filed 2023·Application pending·0 cites
- 4673US12360375B2Optical element, light guide element, and image display deviceFUJIFILM CORP·Filed 2023·Granted Jul 15, 2025·0 cites·5 claims
- 4773US11988857B2Optical systemFUJIFILM CORP·Filed 2022·Granted May 21, 2024·0 cites·10 claims
- 4873US7768600B2Optical filter, and liquid-crystal display device comprising itFUJIFILM CORP·Filed 2008·Granted Aug 3, 2010·6 cites·8 claims
- 4973US2025208479A1Transmission type liquid crystal diffraction element, optical element, image display unit, headmounted display, beam steering, and sensorFUJIFILM CORP·Filed 2025·Application pending·0 cites
- 5072US9632229B2Optical film, barrier film, light conversion member, backlight unit, and liquid crystal display deviceFUJIFILM CORP·Filed 2016·Granted Apr 25, 2017·2 cites·24 claims
Showing the top 50 of 213 patent records by PatentIndex Score.
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →