KY

Kunihiko Yamada

Canon: 34 patents #1,468 of 19,416Top 8%
YA Yazaki: 27 patents #113 of 3,427Top 4%
KC Koito Manufacturing Co.: 2 patents #455 of 1,047Top 45%
Overall (All Time): #35,460 of 4,157,543Top 1%
63
Patents All Time

Issued Patents All Time

Showing 51–63 of 63 patents

Patent #TitleCo-InventorsDate
5339163 Automatic exposure control device using plural image plane detection areas Hideo Homma, Kitahiro Kaneda 1994-08-16
5281796 Lens unit wherein focal lens movement is selectively inhibited during zooming Naoya Kaneda, Masahide Hirasawa, Kitahiro Kaneda, Mitsuo Niida 1994-01-25
5272538 Exposure control device Hideo Homma, Akihiro Fujiwara, Hirofumi Suda, Masamichi Toyama, Kunio Imai 1993-12-21
5258847 Object tracing device Akihiro Fujiwara, Hirofumi Suda, Masamichi Toyama, Masahide Hirasawa, Kitahiro Kaneda 1993-11-02
5212516 Automatic focus adjusting device Akihiro Fujiwara, Hirofumi Suda, Masamichi Toyama, Kitahiro Kaneda 1993-05-18
5187585 Image sensing apparatus with settable focus detection area Kitahiro Kaneda, Akihiro Fujiwara, Hirofumi Suda, Masamichi Toyama 1993-02-16
5170255 Optical system compensating apparatus Shigeru Ogino 1992-12-08
5164835 Automatic focusing device Akihiro Fujiwara, Masamichi Toyama, Hirofumi Suda, Kitahiro Kaneda, Katsuji Yoshimura 1992-11-17
5128768 Automatic focusing device having a settable focus detection area Hirofumi Suda, Masamichi Toyama, Akihiro Fujiwara 1992-07-07
5003436 Method and apparatus for assembling a headlight Yukio Yonezawa, Katsutada Shirai 1991-03-26
4994920 Device for focus detection with weightings of the focus detecting signals of plural focus detectors Akihiro Fujiwara, Masamichi Toyama, Hirofumi Suda 1991-02-19
4980773 In focus detecting apparatus having a plurality of bandpass filters Hirofumi Suda, Masamichi Toyama, Akihiro Fujiwara 1990-12-25
4871906 Focus detecting device using correlation Kouichi Ueda, Akihiro Fujiwara, Hirofumi Suda, Masamichi Toyama 1989-10-03