Issued Patents All Time
Showing 51–75 of 92 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4972221 | Camera having an automatic focus adjusting apparatus | Ichiro Ohnuki, Terutake Kadohara, Masaki Higashihara | 1990-11-20 |
| 4969003 | Autofocus device | Ichiro Ohnuki, Terutake Kadohara, Masaki Higashihara | 1990-11-06 |
| 4967225 | Camera incorporating automatic focusing apparatus | — | 1990-10-30 |
| 4952963 | Focus detection apparatus for camera | — | 1990-08-28 |
| 4937831 | Data processing apparatus for a camera | Keisuke Aoyama | 1990-06-26 |
| 4914282 | Focus detection system employing multiple area light distribution sensors | Akira Ishizaki, Akira Hiramatsu, Yasuo Suda, Keiji Ohtaka | 1990-04-03 |
| 4908645 | Automatic focus adjusting device | Masaki Higashihara, Yasuo Suda, Ichiro Ohnuki, Terutake Kadohara | 1990-03-13 |
| 4859842 | Multi-directional focus state detection apparatus | Yasuo Suda, Ichiro Ohnuki, Akira Ishizaki, Keiji Ohtaka, Takeshi Koyama | 1989-08-22 |
| 4855776 | Camera with automatic focusing device | — | 1989-08-08 |
| 4845521 | Camera with automatic focusing apparatus | — | 1989-07-04 |
| 4833313 | Focus detecting apparatus having increased SNR by selectively varying or holding constant the number of signals from sensor arrays | Akira Ishizaki, Yasuo Suda, Ichiro Ohnuki, Keiji Ohtaka, Takeshi Koyama | 1989-05-23 |
| 4825238 | Focus detecting device | — | 1989-04-25 |
| 4825239 | Distance detection method and apparatus | Yasuo Suda, Akira Ishizaki, Hiroshi Ohmura, Keiji Ohtaka | 1989-04-25 |
| 4812869 | Focus detecting apparatus | Akira Ishizaki, Yasuo Suda, Ichiro Ohnuki, Keiji Ohtaka, Takeshi Koyama | 1989-03-14 |
| 4803507 | Automatic focusing device | Masanori Yamada | 1989-02-07 |
| 4801962 | Camera incorporating automatic focusing apparatus | — | 1989-01-31 |
| 4800410 | Focus detecting apparatus for selecting the operating process in conformity with the contrast of an object | Akira Ishizaki, Yasuo Suda, Ichiro Ohnuki, Keiji Ohtaka, Takeshi Koyama | 1989-01-24 |
| 4800261 | Apparatus for detecting focusing state of objective lens | — | 1989-01-24 |
| 4792821 | Auto-focus apparatus in a camera | — | 1988-12-20 |
| 4792668 | Apparatus for detecting focusing state of objective lens | Akira Ishizaki, Yasuo Suda, Ichiro Ohnuki, Keiji Ohtaka, Takeshi Koyama | 1988-12-20 |
| 4792819 | Camera having automatic focusing device | — | 1988-12-20 |
| 4792669 | Focus detecting device having two selectively movable lenses | Ichiro Ohnuki, Yasuo Suda, Akira Ishizaki, Keiji Ohtaka, Takeshi Koyama | 1988-12-20 |
| 4786932 | Camera having a focus state detection device | — | 1988-11-22 |
| 4777506 | Camera having an assembling adjusting device | Akira Hiramatsu, Akira Ishizaki, Keiji Ohtaka, Yasuo Suda | 1988-10-11 |
| 4739157 | Method of detecting the correlation between signals with weighting | Akira Ishizaki, Yasuo Suda, Keiji Ohtaka, Hiroshi Ohmura | 1988-04-19 |