JI

Junichi Ikoma

HI Hitachi: 15 patents #2,636 of 28,497Top 10%
HE Hitachi Video Eng.: 2 patents #1 of 36Top 3%
HS Hitachi Video And Information Systems: 1 patents #142 of 269Top 55%
Overall (All Time): #326,760 of 4,157,543Top 8%
15
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
7295174 Display unit Toshimitsu Watanabe, Nobuaki Kabuto, Mutsumi Suzuki, Yoshihisa Ooishi, Mitsuo Nakajima 2007-11-13
7271783 Display device Yoshie Kodera, Tetsu Ohishi, Nobuo Masuoka, Akinori Maeda, Hidenao Kubota 2007-09-18
7227520 Display device having luminance correcting function Toshimitsu Watanabe, Mitsuo Nakajima, Nobuaki Kabuto, Mutsumi Suzuki, Yoshihisa Ooishi 2007-06-05
7142367 Projection lens apparatus and projection type image display apparatus Hidehiro Ikeda, Masahiko Yatsu, Koji Hirata 2006-11-28
6975460 Projection lens apparatus and projection type image display apparatus Hidehiro Ikeda, Masahiko Yatsu, Koji Hirata 2005-12-13
6879112 Image display device and method of displaying images with static image detection Hidenao Kubota, Ryo Hasegawa, Masahiro Nako 2005-04-12
6560041 Projection lens apparatus and projection type image display apparatus Hidehiro Ikeda, Masahiko Yatsu, Koji Hirata 2003-05-06
5418575 Color display apparatus having compensating unit Atsushi Kaneko, Hideaki Ohki, Akio Nakashima 1995-05-23
5206760 Multiprojection apparatus Akio Nakashima, Yasutoshi Nakashima, Sadayuki Nishimura, Yoshihisa Hosoe, Tatsumi Hasebe +1 more 1993-04-27
4745494 System for correcting time base error of information reproducing apparatus Atsushi Kaneko, Akio Nakashima 1988-05-17
4740939 Apparatus for reproducing information recorded on a disk Takashi Kimura, Nobutaka Ohnuki 1988-04-26
4497003 Disc positioning device Masayuki Abe, Kenzi Abiko 1985-01-29
4482992 Skip/arm servo system for a video disc player Keizo Shimizu, Katunobu Takeda, Tokinori Furuichi, Masao Oguri 1984-11-13
4410853 Frequency detector 1983-10-18
4400807 Stylus position detecting apparatus Tokinori Furuichi, Masao Oguri, Yoshio Miura, Keizo Shimizu 1983-08-23