KA

Keiichiro Ashizawa

HI Hitachi: 65 patents #133 of 28,497Top 1%
PA Panasonic: 11 patents #2,326 of 21,108Top 15%
HD Hitachi Displays: 9 patents #105 of 752Top 15%
JD Japan Display: 7 patents #421 of 1,204Top 35%
HI Hiatchi: 1 patents #1 of 84Top 2%
📍 Mobara, JP: #5 of 731 inventorsTop 1%
Overall (All Time): #21,758 of 4,157,543Top 1%
82
Patents All Time

Issued Patents All Time

Showing 1–25 of 82 patents

Patent #TitleCo-InventorsDate
10371991 Liquid crystal display device Mitsuo Nakatani, Hiroaki Miwa, Takao Tanaka, Sadafumi Hirai, Shinichi Kawabe +3 more 2019-08-06
10054826 Liquid crystal display device Mitsuo Nakatani, Hiroaki Miwa, Takao Tanaka, Sadafumi Hirai, Shinichi Kawabe +3 more 2018-08-21
9575378 Liquid crystal display device Mitsuo Nakatani, Hiroaki Miwa, Takao Tanaka, Sadafumi Hirai, Shinichi Kawabe +3 more 2017-02-21
9069213 Liquid crystal display device Mitsuo Nakatani, Hiroaki Miwa, Takao Tanaka, Sadafumi Hirai, Shinichi Kawabe +3 more 2015-06-30
8730443 Liquid crystal display device Masuyuki Ohta, Kazuhiro Ogawa, Kazuhiko Yamagawa, Masahiro Yanai, Nobutake Konishi +4 more 2014-05-20
8724072 Liquid crystal display device Mitsuo Nakatani, Hiroaki Miwa, Takao Tanaka, Sadafumi Hirai, Shinichi Kawabe +3 more 2014-05-13
8704988 In-plane field type liquid crystal display device comprising liquid crystal molecules with more than two kinds of reorientation directions Masuyuki Ohta, Kazuhiko Yanagawa, Kazuhiro Ogawa, Masahiro Yanai, Nobutake Konishi +4 more 2014-04-22
8427613 In-plane field type liquid crystal display device comprising liquid crystal molecules with more than two kinds of reorientation directions Masuyuki Ohta, Kazuhiko Yanagawa, Kazuhiro Ogawa, Masahiro Yanai, Nobutake Konishi +4 more 2013-04-23
8405813 Liquid crystal display device Mitsuo Nakatani, Hiroaki Miwa, Takao Tanaka, Sadafumi Hirai, Shinichi Kawabe +3 more 2013-03-26
8358394 Liquid crystal display Masuyuki Ohta, Kazuhiro Ogawa, Kazuhiko Yanagawa, Masahiro Yanai, Nobutake Konishi +4 more 2013-01-22
8233126 Liquid crystal display device with semiconductor layer of TFT and pixel electrode at different levels Masuyuki Ohta, Kazuhiro Ogawa, Kazuhiko Yanagawa, Masahiro Yanai, Nobutake Konishi +4 more 2012-07-31
8154698 In-plane field type liquid crystal display device comprising liquid crystal molecules with more than two kinds of reorientation directions Masuyuki Ohta, Kazuhiko Yanagawa, Kazuhiro Ogawa, Masahiro Yanai, Nobutake Konishi +4 more 2012-04-10
8027005 Liquid crystal display having a pixel region with a source electrode of at least a high-melting-point metal layer Masuyuki Ohta, Kazuhiro Ogawa, Kazuhiko Yanagawa, Masahiro Yanai, Nobutake Konishi +4 more 2011-09-27
7956973 In-plane field type liquid crystal display device comprising liquid crystal molecules with more than two kinds of reorientation directions Masuyuki Ohta, Kazuhiko Yanagawa, Kazuhiro Ogawa, Masahiro Yanai, Nobutake Konishi +4 more 2011-06-07
7872725 Liquid crystal display device Mitsuo Nakatani, Hiroaki Miwa, Takao Tanaka, Sadafumi Hirai, Shinichi Kawabe +3 more 2011-01-18
7773189 Liquid crystal display device Mitsuo Nakatani, Hiroaki Miwa, Takao Tanaka, Sadafumi Hirai, Shinichi Kawabe +3 more 2010-08-10
7760319 Active-matrix liquid crystal display Kazuhiko Yanagawa, Masuyuki Ohta, Kazuhiro Ogawa, Masahiro Yanai, Nobutake Konishi 2010-07-20
7751020 Liquid crystal display device with two kinds of projected portions on a substrate Kazuhiko Yanagawa, Masahiro Ishii, Masayuki Hikiba 2010-07-06
7724334 In-plane field type liquid crystal display device comprising liquid crystal molecules with more than two kinds of reorientation directions Masuyuki Ohta, Kazuhiko Yanagawa, Kazuhiro Ogawa, Masahiro Yanai, Nobutake Konishi +4 more 2010-05-25
7684005 Active matrix type liquid crystal display apparatus Yuka Utsumi, Katsumi Kondo, Ikuo Hiyama, Osamu Itoh, Masahito Ohe +1 more 2010-03-23
7643119 Liquid crystal display device having improved spacers Kazuhiko Yanagawa, Masahiro Ishii, Masayuki Hikiba 2010-01-05
7612853 Active matrix liquid crystal display device Masuyuki Ohta, Kazuhiro Ogawa, Kazuhiko Yanagawa, Masahiro Yanai, Nobutake Konishi +4 more 2009-11-03
7460201 Liquid crystal display device having counter electrode with particular configuration Masayuki Hikiba, Masuyuki Ohta 2008-12-02
7453541 Liquid crystal display having particular electrodes and a spacer Kazuhiko Yanagawa, Masahiro Ishii, Masayuki Hikiba 2008-11-18
7433012 Active matrix type liquid crystal display apparatus Yuka Utsumi, Katsumi Kondo, Ikuo Hiyama, Osamu Itoh, Masahito Ohe +1 more 2008-10-07