KN

Keiichi Nito

SO Sony: 20 patents #2,042 of 25,231Top 9%
Overall (All Time): #225,858 of 4,157,543Top 6%
20
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
7110155 Light modulation apparatus, image pickup apparatus, and drive methods therefor Toru Udaka 2006-09-19
7057683 Guest-host liquid crystal element with removable polarizer Toru Udaka, Toshiharu Yanagida, Masaru Kawabata 2006-06-06
6876412 Guest-host liquid crystal element with removable polarizer Toru Udaka, Toshiharu Yanagida, Masaru Kawabata 2005-04-05
6804037 Light modulation apparatus and image pickup apparatus, and drive method thereof Toru Udaka 2004-10-12
6556266 Liquid crystal projector having phase difference means with inclined angle Yoshiki Shirochi, Yoshio Suzuki 2003-04-29
6436490 Monostable ferroelectric liquid crystal display apparatus Teiichiro Nishimura, Tadaaki Isozaki, Eiji Okabe, Ryushi Shundo, Hideo Saito 2002-08-20
6392624 Method of driving liquid crystal device Ying Bao Yang, Akio Yasuda 2002-05-21
6384887 Liquid crystal devices comprising a multitude of domains having different threshold voltages for switching liquid crystals Akio Yasuda, Eriko Matsui, Hidehiko Takanashi, Ying Bao Yang 2002-05-07
6339411 Display device Kazumasa Miyazaki, Masami Toriduka, Yoshiki Shirochi, Takao Takahashi 2002-01-15
6335775 Liquid crystal device having liquid crystal orientation layers including repetitive asymmetrical projects along a plurality of grooves Takashi Iwamura, Nobuhiro Kihara, Takeshi Yamasaki, Katsuya Shirai, Masanobu Yamamoto +1 more 2002-01-01
6317111 Passive matrix addressed LCD pulse modulated drive method with pixel area and/or time integration method to produce covay scale Akio Yasuda, Hidehiko Takanashi, Ying Bao Yang 2001-11-13
6040884 Liquid crystal devices comprising a multitude of domains having different threshold voltages for switching liquid crystals Akio Yasuda, Eriko Matsui, Hidehiko Takanashi, Yang Ying Bao 2000-03-21
6016133 Passive matrix addressed LCD pulse modulated drive method with pixel area and/or time integration method to produce coray scale Akio Yasuda, Hidehiko Takanashi, Ying Bao Yang 2000-01-18
5993971 Optical information record medium Tohru Nagai, Tsutomu Noguchi, Mayumi Miyashita, Junetsu Seto, Katsumi Kohno 1999-11-30
5659411 Optical device having an optically transparent birefringent medium that selectively shifts the optical axis Akio Yasuda, Nobue Kataoka, Hidehiko Takanashi, Eriko Matsui, Yang Ying Bao +1 more 1997-08-19
5654784 Liquid crystal devices comprising a multitude of domains having different threshold voltages for switching liquid crystals Akio Yasuda, Eriko Matsui, Hidehiko Takanashi, Yang Ying Bao 1997-08-05
5571450 Ferroelectric liquid crystal composition Akio Yasuda 1996-11-05
5225105 Optically active compound and ferroelectric liquid crystal composition produced therefrom Eriko Koseki, Seiichi Arakawa 1993-07-06
5214523 Ferroelectric liquid crystal display device having monostabilized state as an initial state and continuous gray-scale Mayumi Miyashita, Eriko Matsui, Seiichi Arakawa 1993-05-25
4865945 Positive photoresist material with o-quinone diazide and polymer containing silicon atoms Tsutomu Noguchi, Junetsu Seto 1989-09-12