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 26–50 of 96 patents

Patent #TitleCo-InventorsDate
4687914 Distance measuring device comprising a two sectioned sensor, each section having a plurality of sensing areas Yuichi Sato, Takashi Kawabata, Susumu Matsumura 1987-08-18
4682873 Photometric device for camera Hiroshi Ohmura, Shyuichi Kiyohara, Takashi Kawabata 1987-07-28
4681432 Photo-electric converting device Takashi Kawabata, Yuichi Sato, Susumu Matsumura 1987-07-21
4678323 Distance measuring devices and light integrators therefor Yuichi Sato, Takashi Kawabata 1987-07-07
4672189 Device for sensing light and providing electrical readout Yuichi Sato, Takashi Kawabata 1987-06-09
4658304 Image recording system Nobuaki Date, Hiroshi Aisawa, Kazuya Hosoe, Kazunori Urushibara 1987-04-14
4652109 Camera light measuring system with aperture correction for different measuring modes 1987-03-24
4647174 Focus detecting and/or focus adjustment method Kazuya Hosoe, Takao Kinoshita, Takashi Kawabata, Shinji Sakai, Tatsuya Taguchi 1987-03-03
4644149 Photoelectric transducer element Takashi Kawabata, Yuichi Sato, Susumu Matsumura 1987-02-17
4642451 Distance measuring device with various controls of the light emitting means Yuichi Sato, Takashi Kawabata, Susumu Matsumura 1987-02-10
4639924 Drive system for a semiconductor laser 1987-01-27
4638367 Light metering and processing system particularly for a video camera Toshio Sakane 1987-01-20
4636053 Distance detecting device Toshio Sakane, Tetsuya Taguchi, Masahiko Ogawa, Shuichi Tamura 1987-01-13
4632532 Focus detecting apparatus Susumu Matsumura, Takashi Kawabata, Yuichi Sato 1986-12-30
4629877 Photo-electric conversion device Yuichi Sato, Takashi Kawabata, Susumu Matsumura 1986-12-16
4612454 Method for controlling signal integration time of a signal integration type image sensing device Takao Kinoshita, Yuichi Sato 1986-09-16
4587415 Photo-detecting device with storage time control Shinji Sakai, Takao Kinoshita 1986-05-06
4579438 Focusing device Yuichi Sato, Takashi Kawabata, Susumu Matsumura 1986-04-01
4575211 Distance measuring device Susumu Matsumura, Yuichi Sato, Takashi Kawabata 1986-03-11
4566775 Exposure control apparatus based on a multimetering system 1986-01-28
4560864 Focus detecting device Takao Kinoshita, Takashi Kawabata, Kazuya Hosoe, Toshio Sakane 1985-12-24
4539597 Solid state image pickup device Takao Kinoshita, Yuichi Sato 1985-09-03
4534639 Camera having an exposure mode change-over device Yuichiro Konishi, Hiromi Someya 1985-08-13
4527199 Solid state image pick-up device Takao Kinoshita, Yuichi Sato 1985-07-02
4523101 Image scanning system with signal integration time control 1985-06-11