Issued Patents All Time
Showing 26–39 of 39 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4448506 | Exposure control device of a camera | Takashi Saegusa, Osamu Maida | 1984-05-15 |
| 4436395 | Focus detecting device in a single lens reflex camera | — | 1984-03-13 |
| 4412730 | Metering device | Takashi Saegusa | 1983-11-01 |
| 4370551 | Focus detecting device | Ken Utagawa | 1983-01-25 |
| 4322615 | Focus detecting device with shielding | — | 1982-03-30 |
| 4322616 | Focus detecting device with shielding | Ken Utagawa | 1982-03-30 |
| 4318598 | Automatic focusing device in a camera | Akira Ogasawara, Makoto Kimura | 1982-03-09 |
| 4309091 | Exposure display device in a camera | Takashi Saegusa | 1982-01-05 |
| 4306787 | Exposure control apparatus for camera provided with multi metering device | Takashi Saegusa, Koichi Higashi | 1981-12-22 |
| 4302089 | Reflecting mirror device in a single lens reflex camera | — | 1981-11-24 |
| 4283133 | Large aperture ratio interchangeable lens for a single lens reflex camera | Sunao Ishizaka | 1981-08-11 |
| 4274721 | Metering device of a camera | Takashi Saegusa | 1981-06-23 |
| 4266865 | Diaphragm correcting means of an objective lens mounted on a single lens reflex camera of the TTL full aperture exposure measurement type | — | 1981-05-12 |
| 4260233 | Diaphragm mechanism of a photographic lens | — | 1981-04-07 |