Issued Patents 2004
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6829106 | High zoom-ratio zoom lens system | — | 2004-12-07 |
| 6807015 | Focusing method for a zoom lens system | Takayuki Ito | 2004-10-19 |
| 6790175 | Endoscope system | Koichi Furusawa, Tetsuya Utsui, Tetsuya Nakamura, Ryo Ozawa, Shinsuke Okada | 2004-09-14 |
| 6788861 | Endoscope system, scanning optical system and polygon mirror | Tetsuya Utsui, Tetsuya Nakamura, Ryo Ozawa, Shinsuke Okada, Koichi Furusawa | 2004-09-07 |