HI

Hiroyuki Ichikawa

Canon: 47 patents #820 of 19,416Top 5%
TI Tokai Rubber Industries: 25 patents #9 of 557Top 2%
Aisin Seiki Kabushiki Kaisha: 22 patents #77 of 3,782Top 3%
SL Sumitomo Riko Company Limited: 9 patents #10 of 446Top 3%
TO Toyota: 7 patents #4,145 of 26,838Top 20%
Nissan Motor Co.: 5 patents #1,472 of 8,689Top 20%
Sumitomo Electric Industries: 5 patents #5,365 of 21,551Top 25%
SC Sanyo Electric Co.: 4 patents #1,493 of 6,347Top 25%
SC Sanyo Optec Design Co.: 4 patents #6 of 42Top 15%
AK Aisin Seiki K.K.: 3 patents #6 of 97Top 7%
IL Isuzu Motors Limited: 3 patents #175 of 908Top 20%
DE Denso: 3 patents #3,857 of 11,792Top 35%
NL Nippon Sheet Glass Company, Limited: 2 patents #332 of 836Top 40%
HI Hitachi: 2 patents #13,388 of 28,497Top 50%
SO Sony: 2 patents #12,963 of 25,231Top 55%
NT NTT: 2 patents #2,095 of 4,871Top 45%
NT Ntn: 1 patents #814 of 1,364Top 60%
HC Hitachi Engineering Co.: 1 patents #187 of 572Top 35%
TC Toshiba Ceramics Co.: 1 patents #190 of 458Top 45%
HC Hitachi Plant Engineering & Construction Co.: 1 patents #53 of 194Top 30%
Overall (All Time): #8,172 of 4,157,543Top 1%
132
Patents All Time

Issued Patents All Time

Showing 126–132 of 132 patents

Patent #TitleCo-InventorsDate
5021876 Image processing apparatus with real-time texture processing Mitsuru Kurita, Yoshinori Ikeda, Yasumichi Suzuki, Koichi Katoh, Toshiyuki Kitamura +1 more 1991-06-04
4982277 Color image processing apparatus Koichi Katoh, Yoshinori Ikeda, Mitsuru Kurita 1991-01-01
4958236 Image processing method and apparatus therefor Nao Nagashima, Akihiro Katayama 1990-09-18
4912641 Antiskid control system Kazutaka Kuwana, Tsuyoshi Yoshida, Shinsuke Sakane, Nobuyasu Nakanishi, Ken Asami +1 more 1990-03-27
4878126 Imgae processing apparatus 1989-10-31
4693565 Collimator lens Minoru Toyama 1987-09-15
4643535 Optical information recording/reproducing element Hisami Nishi, Minoru Toyama 1987-02-17