KK

Koichi Katagawa

Sharp Kabushiki Kaisha: 10 patents #1,673 of 10,731Top 20%
FT Fujitsu Display Technologies: 4 patents #25 of 137Top 20%
SO Sony: 4 patents #8,966 of 25,231Top 40%
AO Au Optronics: 2 patents #1,286 of 2,945Top 45%
Fujitsu Limited: 2 patents #10,930 of 24,456Top 45%
Overall (All Time): #223,882 of 4,157,543Top 6%
20
Patents All Time

Issued Patents All Time

Showing 1–20 of 20 patents

Patent #TitleCo-InventorsDate
9470900 Display unit, display driving circuit, and display driving method Yuji Nakahata 2016-10-18
8823623 Liquid crystal driver, liquid crystal driving method and liquid crystal display device Hideo Morita, Yoshiki Shirochi, Hideaki Kawaura 2014-09-02
8547316 Display apparatus Yusuke Doi, Tomoro Yoshinaga, Naoki Ando, Seisan Hoshimoto, Kouji Tada +1 more 2013-10-01
8432347 Driving method and drive control circuit of liquid crystal display device, and liquid crystal display device including the same Katsuyoshi Hiraki, Yasutake Furukoshi, Masanori Nishido, Tetsuya Kobayashi 2013-04-30
8421742 Apparatus and method to improve quality of moving image displayed on liquid crystal display device Hidefumi Yoshida, Seiji Tanuma, Takatoshi Mayama, Yuichi Inoue, Toshiaki Suzuki +6 more 2013-04-16
8279165 Apparatus and method to improve quality of moving image displayed on liquid crystal display device Hidefumi Yoshida, Seiji Tanuma, Takatoshi Mayama, Yuichi Inoue, Toshiaki Suzuki +6 more 2012-10-02
7982842 Interconnect structure for display device and projection display apparatus Hideaki Kawaura, Hiroshi Sata 2011-07-19
7969427 Control device for display panel and display apparatus having same 2011-06-28
7764261 Apparatus and method to improve quality of moving image displayed on liquid crystal display device Hidefumi Yoshida, Seiji Tanuma, Takatoshi Mayama, Yuichi Inoue, Toshiaki Suzuki +6 more 2010-07-27
7595780 Liquid crystal display device Yasutake Furukoshi, Katsuyoshi Hiraki 2009-09-29
7592994 Liquid crystal display apparatus and reduction of electromagnetic interference Satoshi Sekido, Takae Ito, Shinpei Nagatani, Hidefumi Yoshida, Takashi Sasabayashi +6 more 2009-09-22
7382343 Display panel driving method, display panel driver circuit, and liquid crystal display device Katsuyoshi Hiraki, Takae Ito, Toshiaki Suzuki, Seiji Hayashimoto, Masaki Miyahara +3 more 2008-06-03
7342561 Driving method and drive control circuit of liquid crystal display device, and liquid crystal display device including the same Katsuyoshi Hiraki, Yasutake Furukoshi, Masanori Nishido, Tetsuya Kobayashi 2008-03-11
7173588 Matrix display device having switching circuit for selecting either a picture voltage or a pre-write voltage for picture elements Katsunori Tanaka, Katsuhiko Kishida, Toshiaki Suzuki 2007-02-06
7154467 Control circuit of liquid crystal display device for performing driving compensation Toshihiro Kojima, Mikio Oshiro 2006-12-26
7079105 Liquid crystal display with pre-writing and method for driving the same 2006-07-18
6894669 Display control device of liquid crystal panel and liquid crystal display device Toshiaki Suzuki, Koshu Yonemura, Toshihiro Kojima, Takashi Yuda 2005-05-17
6856373 Liquid crystal display apparatus and reduction of electromagnetic interference Satoshi Sekido, Takae Ito, Shinpei Nagatani, Hidefumi Yoshida, Takashi Sasabayashi +6 more 2005-02-15
6680722 Display panel driving method, display panel driver circuit, and liquid crystal display device Katsuyoshi Hiraki, Takae Ito, Toshiaki Suzuki, Seiji Hayashimoto, Masaki Miyahara +3 more 2004-01-20
6600469 Liquid crystal display with pre-writing and method for driving the same Kazuhiro Nukiyama 2003-07-29