Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7525235 | Optical apparatus having a driving source for driving a lens in an optical axis direction | Takehiko Sato | 2009-04-28 |
| 7502553 | Optical apparatus | Takehiko Sato | 2009-03-10 |
| 7215488 | Optical apparatus | Yuichiro Kato, Takehiko Sato | 2007-05-08 |
| 7215489 | Optical apparatus | Takehiko Sato | 2007-05-08 |
| 6779933 | Light-quantity adjusting apparatus and optical apparatus | Tatsuya Sato, Toshiaki Kawanishi | 2004-08-24 |
| 6473567 | Lens barrel having facility for maintaining meshed relation between movable lens drive means and movable lens means | — | 2002-10-29 |
| 6002531 | Lens barrel and optical apparatus | Naoya Kaneda | 1999-12-14 |
| 6002530 | Lens barrel and optical apparatus | Naoya Kaneda | 1999-12-14 |
| 5889555 | Video camera system and optical accessory | Kazuhiko Kawase | 1999-03-30 |
| 5543444 | Red phosphorus flame retardant and nonflammable resinous composition | Tsuyoshi Kobayashi, Ichiro Sakon, Sachiko Numa, Yoshikazu Inao | 1996-08-06 |
| 5264966 | Lens barrel | Tadanori Okada, Masao Aoyagi, Tatsuya Sato, Tatsuo Chigira | 1993-11-23 |
| 4999656 | Interchangeable lens with double-sided printed circuit board | Masami Shimizu, Yutaka Fujiwara, Masaharu Eguchi | 1991-03-12 |
| 4897648 | Analog-to-digital converter having a gray code board with the least significant bit pattern disposed in the center | — | 1990-01-30 |
| 4749269 | Lens drive device | Ryoichi Hanamori, Hiroshi Yamamoto | 1988-06-07 |
| 4693580 | Motor | Ryoichi Hanamori, Hiroshi Yamamoto | 1987-09-15 |
| 4405289 | Apparatus for pumping a powdery or granular material | — | 1983-09-20 |