Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6716160 | Endoscope | — | 2004-04-06 |
| 6641530 | Endoscope with objective lens drive mechanism | — | 2003-11-04 |
| 6524235 | Endoscopic image pickup assembly | — | 2003-02-25 |
| 6494222 | Ultrasonic cleaning apparatus for an endoscope | Joji Watanabe | 2002-12-17 |
| 6447447 | Endoscope with objective lens drive mechanism | — | 2002-09-10 |
| 6409658 | Endoscope with objective lens drive mechanism | — | 2002-06-25 |
| 6398722 | Endoscope rubber part having a perfluoromonomer structure | Joji Watanabe | 2002-06-04 |
| 6251068 | Endoscopic observation system | Haruo Akiba, Hitoshi Miyano, Itsuji Minami | 2001-06-26 |
| 5894369 | Lens device with anti-fogging | Harou Akiba, Joji Watanabe, Yuichi Torii | 1999-04-13 |