Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4806813 | Motor | Shigeru Yoshida, Akira Kurosawa, Tohru Takahashi, Yoshitaka Kondoh, Tatsuo Chigira | 1989-02-21 |
| 4763150 | Motor-built-in photographic lens | — | 1988-08-09 |
| 4660933 | Lens driving device | Hidefumi Notagashira, Hiroyoshi Inaba, Makoto Katsuma, Hiroyasu Murakami, Akira Hiramatsu | 1987-04-28 |
| 4605286 | Motor built-in lens mounting | — | 1986-08-12 |
| 4596454 | Photographic lens barrel assembly | Tohru Kawai, Hidefumi Notagashira, Hiroshi Yamamoto | 1986-06-24 |
| 4536057 | Filter mounting mechanism for an optical assembly | Tohru Kawai | 1985-08-20 |
| 4491401 | Diaphragm device | Hiroyoshi Inaba, Hidefumi Notagashira, Makoto Katsuma, Hiroyasu Murakami, Akira Hiramatsu | 1985-01-01 |
| 4465344 | Cam device for a photographing lens barrel | — | 1984-08-14 |
| 4459001 | Automatic focusing system with interrupt function | Tohru Kawai | 1984-07-10 |
| 4422740 | Lens assembly provided with an automatic focusing device | Tohru Kawai | 1983-12-27 |
| 4386829 | Mechanical mounting system for a zoom lens assembly | — | 1983-06-07 |
| 4385023 | Method of making a lens barrel assembly | — | 1983-05-24 |
| 4322154 | Mounting mechanism for the interchangeable lens assembly of a camera | Shigeru Hashimoto | 1982-03-30 |
| 4310231 | Close-up copy photography apparatus | Yuichiro Konishi, Nozomu Kitagishi | 1982-01-12 |
| 4247190 | Lens assembly coupling device for camera system | Shigeru Hashimoto, Taizo Mitani, Takashi Isobe, Masao Aoyagi, Katsumi Tanaka | 1981-01-27 |
| 4230403 | Mounting for interchangeable camera lens assembly with diaphragm means | Shigeru Hashimoto, Taizo Mitani, Takashi Isobe, Masao Aoyagi, Katsumi Tanaka | 1980-10-28 |