TT

Tokuichi Tsunekawa

Canon: 96 patents #117 of 19,416Top 1%
Overall (All Time): #15,870 of 4,157,543Top 1%
96
Patents All Time

Issued Patents All Time

Showing 1–25 of 96 patents

Patent #TitleCo-InventorsDate
7030925 Camera system having converting means, recording means, reproduction means, plate-shaped display and protection means Nobuaki Date, Hiroshi Aizawa, Kazuya Hosoe, Kazunori Urushibara 2006-04-18
6091899 Apparatus for detecting the direction of visual axis and information selecting apparatus utilizing the same Kazuki Konishi, Akihiko Nagano 2000-07-18
6022117 Illuminating device for projecting light Yoshiharu Tenmyo 2000-02-08
6014524 Camera with visual axis detecting device Kenji Suzuki, Akira Ishizaki, Keiji Ohtaka, Yasuo Suda, Hidehiko Fukahori +2 more 2000-01-11
5923367 Integral image recording and image playback system Nobuaki Date, Hiroshi Aizawa, Kazuya Hosoe, Kazunori Urushibara 1999-07-13
5708862 Gazing point detecting device and camera provided with the same Akihiko Nagano, Kazuki Konishi 1998-01-13
5486892 Camera with visual axis detecting device Kenji Suzuki, Akira Ishizaki, Keiji Ohtaka, Yasuo Suda, Hidehiko Fukahori +2 more 1996-01-23
5253008 Camera Kazuki Konishi, Akihiko Nagano 1993-10-12
5225862 Visual axis detector using plural reflected image of a light source Akihiko Nagano, Kazuki Konishi 1993-07-06
5191435 Image pickup device Nobuaki Date, Hiroshi Aizawa, Kazuya Hosoe, Kazunori Urushibara 1993-03-02
5138359 Focus detecting apparatus in which matching with the image performance of an objective lens is achieved Akihiko Nagano, Kazuki Konishi, Hiromi Someya 1992-08-11
5128705 Focus adjusting control device Hiromi Someya, Akihiko Nagano, Kazuki Konishi 1992-07-07
5036347 Visual line detecting device and camera having the same Akihiko Nagano, Kazuki Konishi 1991-07-30
4992883 Image sensing arrangement 1991-02-12
4974068 Apparatus for reading a film image with a photoelectric converting element and for adjusting the gain of said element Akira Hiramatsu, Yuichi Sato, Makoto Katsuma, Takeshi Kobayashi, Shigeki Yamada 1990-11-27
4933983 Image data reading apparatus Akira Hiramatsu, Yuichi Sato, Shigeki Yamada, Takeshi Kobayashi, Makoto Katsuma 1990-06-12
4928184 Image recording system Nobuaki Date, Hiroshi Aizawa, Kazuya Hosoe, Kazunori Urushibara 1990-05-22
4905088 Pick-up device 1990-02-27
4833544 Image processing apparatus Yuichi Sato, Akira Hiramatsu, Makoto Katsuma, Shigeki Yamada, Takeshi Kobayashi 1989-05-23
4823200 Camera for flash photography having an image recording system Nobuaki Date, Hiroshi Aizawa, Kazuya Hosoe, Kazunori Urushibara 1989-04-18
4739360 Light metering device for camera Hiroshi Ohmura 1988-04-19
4725866 Light measuring apparatus Hajime Kanazawa, Hiroshi Ohmura 1988-02-16
4712136 Signal processing circuit of solid state image pickup device Yuichi Sato 1987-12-08
4704024 Photometric circuit for camera 1987-11-03
4697905 Photographic apparatus Kazuo Fujibayashi, Hiroshi Ohmura 1987-10-06