TO

Tetsu Ogawa

Sumitomo Electric Industries: 22 patents #886 of 21,551Top 5%
SO Sony: 12 patents #3,691 of 25,231Top 15%
Canon: 6 patents #8,497 of 19,416Top 45%
Honda Motor Co.: 5 patents #4,418 of 21,052Top 25%
F- F-Tech: 1 patents #28 of 100Top 30%
YC Yamashita Rubber Co.: 1 patents #28 of 102Top 30%
Overall (All Time): #64,703 of 4,157,543Top 2%
45
Patents All Time

Issued Patents All Time

Showing 26–45 of 45 patents

Patent #TitleCo-InventorsDate
6404471 Reflection liquid crystal display Takayuki Hatanaka, Shingo Fujita 2002-06-11
6300990 Reflective LCD device with low visual angle dependency and high contrast Hisanori Yamaguchi, Shingo Fujita, Hiroaki Mizuno 2001-10-09
6297863 Reflective liquid crystal display device Hisanori Yamaguchi, Tomoaki Sekime, Yoshio Iwai 2001-10-02
6278508 Reflection type liquid crystal display device Shingo Fujita, Hiroaki Mizuno, Yoshio Iwai 2001-08-21
6144432 Reflective liquid crystal display device Takayuki Hatanaka, Shingo Fujita 2000-11-07
6130735 Reflective liquid crystal display device having front scattering films Takayuki Hatanaka, Shingo Fujita, Hisanori Yamaguchi 2000-10-10
6122027 Liquid crystal display device with color filters between reflector and transparent conductor Shinji Hisamitsu, Shingo Fujita 2000-09-19
6055033 Color liquid crystal display device using polymer and polarization films Hisanori Yamaguchi, Hiroaki Mizuno, Shingo Fujita 2000-04-25
6011605 Liquid crystal display with a metallic reflecting electrode having a two layer film of Ti and Al alloy Hiroaki Mizuno, Shingo Fujita, Takayuki Hatanaka 2000-01-04
5982463 Liquid crystal display device capable of displaying color without a color filter Hisanori Yamaguchi, Hiroaki Mizuno, Shingo Fujita 1999-11-09
5757583 Disc drive having automatic clamp and disc ejection arrangements Masaru Koyahara, Minoru Tsuruta 1998-05-26
5373378 Active matrix type liquid crystal display device with peripheral pixel electrodes attached directly to signal lines Yoneharu Takubo, Ikunori Kobayashi 1994-12-13
5056897 Spatial light modulating element and neural network circuit Koji Akiyama, Hiroshi Tsutsu, Hiroshi Tsutsui 1991-10-15
4792920 Interface providing impedance matching by selective connection of a resistor array to a power supply 1988-12-20
4733314 Disc unit including automatic ejection upon misinsertion detection Masahiro Kato 1988-03-22
4725460 Optical filter and the method of preparing the same Yoshihiro Matsuo, Shoichi Ishihara, Kazuhisa Morimoto, Seiichi Nagata 1988-02-16
4694421 Interface system which selectively provides impedance matching between a host computer and a control circuit 1987-09-15
4670802 System for controlling loading and ejection of recording medium on a disc unit Masahiro Kato 1987-06-02
4632514 Color liquid crystal display apparatus Seiichi Nagata, Sadayoshi Hotta 1986-12-30
4628376 Magnetic disc unit Masahiro Kato 1986-12-09