Issued Patents 1989
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4870266 | Photo signal storing sensor device | Yoshio Nakamura, Shigetoshi Sugawa | 1989-09-26 |
| 4859842 | Multi-directional focus state detection apparatus | Yasuo Suda, Ichiro Ohnuki, Akira Akashi, Keiji Ohtaka, Takeshi Koyama | 1989-08-22 |
| 4835404 | Photoelectric converting apparatus with a switching circuit and a resetting circuit for reading and resetting a plurality of lines sensors | Shigetoshi Sugawa, Nobuyoshi Tanaka, Toshiji Suzuki | 1989-05-30 |
| 4833313 | Focus detecting apparatus having increased SNR by selectively varying or holding constant the number of signals from sensor arrays | Akira Akashi, Yasuo Suda, Ichiro Ohnuki, Keiji Ohtaka, Takeshi Koyama | 1989-05-23 |
| 4825239 | Distance detection method and apparatus | Yasuo Suda, Akira Akashi, Hiroshi Ohmura, Keiji Ohtaka | 1989-04-25 |
| 4812869 | Focus detecting apparatus | Akira Akashi, Yasuo Suda, Ichiro Ohnuki, Keiji Ohtaka, Takeshi Koyama | 1989-03-14 |
| 4800640 | Automated assembly system and method of assembly | Hiroshi Miyazaki, Takao Miyatani, Shinpei Abe | 1989-01-31 |
| 4800410 | Focus detecting apparatus for selecting the operating process in conformity with the contrast of an object | Akira Akashi, Yasuo Suda, Ichiro Ohnuki, Keiji Ohtaka, Takeshi Koyama | 1989-01-24 |