Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5028945 | Electric zoom camera | Hirohiko Ina, Toshihiko Taniguchi | 1991-07-02 |
| 4596449 | Zoom lens apparatus | Hiroshi Iwata, Youichi Iwai, Nobuo Yamashita | 1986-06-24 |
| 4585313 | Lens drive device and optical lens assembly utilizing the same | Hiroshi Iwata, Youichi Iwai, Nobuo Yamashita | 1986-04-29 |
| 4472039 | Photographic lens device having a step motor mounted on the lens barrel | Hiroshi Iwata, Tsunemi Yoshino, Akitoshi Morioka | 1984-09-18 |
| 4461560 | Photographic information display device | Tsunemi Yoshino, Hiroshi Iwata, Akitoshi Morioka | 1984-07-24 |
| 4443087 | Focus state indicator | Tsunemi Yoshino, Akitoshi Morioka, Hiroshi Iwata | 1984-04-17 |
| 4423940 | Photographic equipment | Hiroshi Iwata, Tsunemi Yoshino, Akitoshi Morioka | 1984-01-03 |
| 4394077 | Device for detecting sharp focusing | Tsunemi Yoshino, Hiroshi Iwata, Akitoshi Morioka | 1983-07-19 |
| 4371245 | Photographing lens system with focus informing means | Hiroshi Iwata, Tsunemi Yoshino, Akitoshi Morioka | 1983-02-01 |
| 4259615 | Photographic flash device | Kazuo Tanaka | 1981-03-31 |