Inventor · disambiguated record
Keiichi Nito
Also filed as: NITO KEIICHI
20 granted patents·425 citations·filing 1987–2004
96Inventor score
Files withSONY CORP20
Top patents by PatentIndex Score
20 records- 0186US6556266B1Liquid crystal projector having phase difference means with inclined angleSONY CORP·Filed 2000·Granted Apr 29, 2003·33 cites·19 claims
- 0285US6804037B1Light modulation apparatus and image pickup apparatus, and drive method thereofSONY CORP·Filed 2000·Granted Oct 12, 2004·26 cites·43 claims
- 0382US7057683B2Guest-host liquid crystal element with removable polarizerSONY CORP·Filed 2004·Granted Jun 6, 2006·19 cites·1 claims
- 0481US6876412B2Guest-host liquid crystal element with removable polarizerSONY CORP·Filed 2002·Granted Apr 5, 2005·17 cites·4 claims
- 0581US5214523AFerroelectric liquid crystal display device having monostabilized state as an initial state and continuous gray-scaleSONY CORP·Filed 1991·Granted May 25, 1993·59 cites·5 claims
- 0675US6016133APassive matrix addressed LCD pulse modulated drive method with pixel area and/or time integration method to produce coray scaleSONY CORP·Filed 1994·Granted Jan 18, 2000·35 cites·16 claims
- 0775US5659411AOptical device having an optically transparent birefringent medium that selectively shifts the optical axisSONY CORP·Filed 1994·Granted Aug 19, 1997·42 cites·37 claims
- 0872US7110155B2Light modulation apparatus, image pickup apparatus, and drive methods thereforSONY CORP·Filed 2004·Granted Sep 19, 2006·11 cites·31 claims
- 0970US6335775B1Liquid crystal device having liquid crystal orientation layers including repetitive asymmetrical projects along a plurality of groovesSONY CORP·Filed 1996·Granted Jan 1, 2002·42 cites·16 claims
- 1068US5654784ALiquid crystal devices comprising a multitude of domains having different threshold voltages for switching liquid crystalsSONY CORP·Filed 1993·Granted Aug 5, 1997·27 cites·23 claims
- 1166US4865945APositive photoresist material with o-quinone diazide and polymer containing silicon atomsSONY CORP·Filed 1987·Granted Sep 12, 1989·15 cites·1 claims
- 1259US6384887B1Liquid crystal devices comprising a multitude of domains having different threshold voltages for switching liquid crystalsSONY CORP·Filed 1999·Granted May 7, 2002·25 cites·6 claims
- 1358US6339411B2Display deviceSONY CORP·Filed 1998·Granted Jan 15, 2002·24 cites·14 claims
- 1453US6436490B1Monostable ferroelectric liquid crystal display apparatusSONY CORP·Filed 2000·Granted Aug 20, 2002·3 cites·3 claims
- 1551US6317111B1Passive matrix addressed LCD pulse modulated drive method with pixel area and/or time integration method to produce covay scaleSONY CORP·Filed 1999·Granted Nov 13, 2001·13 cites·17 claims
- 1649US6040884ALiquid crystal devices comprising a multitude of domains having different threshold voltages for switching liquid crystalsSONY CORP·Filed 1997·Granted Mar 21, 2000·14 cites·22 claims
- 1744US6392624B1Method of driving liquid crystal deviceSONY CORP·Filed 1995·Granted May 21, 2002·10 cites·13 claims
- 1835US5571450AFerroelectric liquid crystal compositionSONY CORP·Filed 1995·Granted Nov 5, 1996·3 cites·2 claims
- 1935US5225105AOptically active compound and ferroelectric liquid crystal composition produced therefromSONY CORP·Filed 1991·Granted Jul 6, 1993·5 cites·10 claims
- 2033US5993971AOptical information record mediumSONY CORP·Filed 1993·Granted Nov 30, 1999·2 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →