MT

Masamichi Toyama

Canon: 54 patents #619 of 19,416Top 4%
Overall (All Time): #47,868 of 4,157,543Top 2%
54
Patents All Time

Issued Patents All Time

Showing 26–50 of 54 patents

Patent #TitleCo-InventorsDate
5258847 Object tracing device Kunihiko Yamada, Akihiro Fujiwara, Hirofumi Suda, Masahide Hirasawa, Kitahiro Kaneda 1993-11-02
5212516 Automatic focus adjusting device Kunihiko Yamada, Akihiro Fujiwara, Hirofumi Suda, Kitahiro Kaneda 1993-05-18
5204749 Automatic follow-up focus detecting device and automatic follow-up device Youichi Iwasaki, Akihiro Fujiwara, Takashi Amikura, Naoya Kaneda, Masahiro Takei 1993-04-20
5187585 Image sensing apparatus with settable focus detection area Kitahiro Kaneda, Kunihiko Yamada, Akihiro Fujiwara, Hirofumi Suda 1993-02-16
5164835 Automatic focusing device Kunihiko Yamada, Akihiro Fujiwara, Hirofumi Suda, Kitahiro Kaneda, Katsuji Yoshimura 1992-11-17
5128768 Automatic focusing device having a settable focus detection area Hirofumi Suda, Akihiro Fujiwara, Kunihiko Yamada 1992-07-07
5107293 Automatic image stabilization device Masayoshi Sekine, Kazuhiro Noguchi, Toshiyuki Nakajima, Koji Takahashi 1992-04-21
5061954 Automatic focus adjustment system Akihiro Fujiwara, Hirofumi Suda, Kuniniko Yamada, Masahide Hirasawa, Kitahiro Kaneda 1991-10-29
5031049 Automatic object image follow-up device Youichi Iwasaki, Akihiro Fujiwara, Takashi Amikura, Naoya Kaneda, Masahiro Takei 1991-07-09
5012270 Image shake detecting device Masayoshi Sekine, Toshiyuki Nakajima, Takashi Kai, Katsuji Yoshimura 1991-04-30
4994920 Device for focus detection with weightings of the focus detecting signals of plural focus detectors Akihiro Fujiwara, Hirofumi Suda, Kunihiko Yamada 1991-02-19
4980773 In focus detecting apparatus having a plurality of bandpass filters Hirofumi Suda, Akihiro Fujiwara, Kunihiko Yamada 1990-12-25
4876564 Drive device for photographic lens Takashi Amikura, Akihiro Fujiwara, Kouichi Ueda, Susumu Kozuki 1989-10-24
4871906 Focus detecting device using correlation Kouichi Ueda, Akihiro Fujiwara, Hirofumi Suda, Kunihiko Yamada 1989-10-03
4760419 Distance measuring apparatus Akihiro Fujiwara, Takashi Amikura, Kouichi Ueda, Susumu Kozuki 1988-07-26
4758082 Distance detection apparatus Susumu Kozuki, Akihiro Fujiwara, Naoya Kaneda, Youichi Iwasaki, Koji Takahashi +2 more 1988-07-19
4694149 Focus adjusting device Susumu Kozuki 1987-09-15
4682886 Distance measuring device Naoya Kaneda, Kazuo Fujibayashi 1987-07-28
4614974 Range finding system suited for video camera 1986-09-30
4591919 Automatic focus control system and camera using same Naoya Kaneda, Susumu Kozuki, Yutaka Kohtani, Akihiro Fujiwara 1986-05-27
4550995 Automatic focus adjusting device 1985-11-05
4518242 Automatic focus adjusting device 1985-05-21
4437552 Spring clutch device 1984-03-20
4351590 Motion picture camera with automatic focusing device Noritsugu Hirata, Hideto Iwama, Hidekazu Okajima, Akimasa Nishimura 1982-09-28
4326790 Photographic camera Noritsugu Hirata, Hidekazu Okajima, Akimasa Nishimura 1982-04-27