Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4600830 | Focus detecting device | Osamu Shindo, Hideaki Yuda | 1986-07-15 |
| 4580042 | Focusing position detecting device using a sector shaped mirror | Osamu Shindo, Hideaki Yuda | 1986-04-01 |
| 4408853 | Focus detecting device | Kazuo Nakamura, Kasao Jyojiki | 1983-10-11 |
| 4384770 | Focus detecting device | Ryota Ogawa, Michiro Ohishi, Kazuo Nakamura, Masao Jyojiki, Satoru Tachihara | 1983-05-24 |
| 4313657 | Display device for focus detecting and indicating device for camera | Masao Jyojiki, Kazuo Nakamura, Harumi Aoki | 1982-02-02 |
| 4293205 | Camera focus detecting device | Masao Jyojiki, Kazuo Nakamura | 1981-10-06 |
| 4293206 | Electrically operated automatic focalizing camera | Masao Jyojiki, Harumi Aoki, Kazuo Nakamura, Koichiro Watanabe | 1981-10-06 |
| 4265520 | Focus detecting device in single lens reflex camera | Masao Jyojiki, Kazuo Nakamura | 1981-05-05 |
| 4258989 | Focus detecting device | Ryota Ogawa, Michiro Ohishi, Kazuo Nakamura, Masao Jyojiki, Satoru Tachihara | 1981-03-31 |
| 4253751 | Camera focus detecting device | Masao Jyojiki, Kazuo Nakamura | 1981-03-03 |
| 4244643 | Manual setting device in digital type electrical control camera | — | 1981-01-13 |
| 4230401 | Camera focus detecting device | Masao Jyojiki, Kazuo Nakamura | 1980-10-28 |
| 4192589 | Abnormal operation warning apparatus for a camera | — | 1980-03-11 |