Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8970117 | Light emitting element drive device and mobile apparatus | Katsushi Sumisaki, Toshihiko Taniguchi, Satoshi Amari | 2015-03-03 |
| 5504545 | Illuminating apparatus | Taro Hagihara, Kazuoh Murata | 1996-04-02 |
| 5262810 | Film winding system | Hajime Mitsui | 1993-11-16 |
| 4959672 | Motor-driven film winder | Naoyuki Furutsuka, Naofumi Aoki, Hiroshi Watanabe, Akitoshi Morioka | 1990-09-25 |
| 4702583 | Drive device for lens barrel and diaphragm shutter | Katsuji Ishikawa, Hajime Mitsui | 1987-10-27 |
| 4695893 | Automatic focusing apparatus | Hiroshi Makino, Tadaharu Kihara, Akira Takashima | 1987-09-22 |
| 4695144 | Drive apparatus of lens and exposure mechanism by motor | Katsuji Ishikawa, Hiroshi Iwata | 1987-09-22 |
| 4584477 | Method for measuring distance and optical distance meter | Toshihiko Taniguchi, Hirohiko Ina | 1986-04-22 |
| 4564796 | Driving circuit for a stepping motor | Akira Takashima | 1986-01-14 |
| 4472039 | Photographic lens device having a step motor mounted on the lens barrel | Hiroshi Iwata, Toshitsugu Kashihara, Akitoshi Morioka | 1984-09-18 |
| 4461560 | Photographic information display device | Hiroshi Iwata, Toshitsugu Kashihara, Akitoshi Morioka | 1984-07-24 |
| 4443087 | Focus state indicator | Toshitsugu Kashihara, Akitoshi Morioka, Hiroshi Iwata | 1984-04-17 |
| 4431288 | Camera with liquid crystal aperture control means | Hiroshi Iwata | 1984-02-14 |
| 4423941 | Device for shifting lens group | Hiroshi Iwata | 1984-01-03 |
| 4423940 | Photographic equipment | Toshitsugu Kashihara, Hiroshi Iwata, Akitoshi Morioka | 1984-01-03 |
| 4394077 | Device for detecting sharp focusing | Toshitsugu Kashihara, Hiroshi Iwata, Akitoshi Morioka | 1983-07-19 |
| 4384772 | Camera | Kotaro Hatada, Hiroshi Iwata | 1983-05-24 |
| 4381146 | Piezoelectric aperture size control device | Hiroshi Iwata | 1983-04-26 |
| 4371245 | Photographing lens system with focus informing means | Hiroshi Iwata, Toshitsugu Kashihara, Akitoshi Morioka | 1983-02-01 |
| 4362370 | Automatic film transport device | Hiroshi Iwata | 1982-12-07 |