Issued Patents All Time
Showing 26–47 of 47 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7142372 | Zoom lens system | — | 2006-11-28 |
| 6975461 | Zoom lens system | — | 2005-12-13 |
| 6958866 | Zoom lens system | — | 2005-10-25 |
| 6943961 | Zoom lens system and focus adjustment method thereof | — | 2005-09-13 |
| 6917476 | Zoom lens system | — | 2005-07-12 |
| 6885507 | Zoom lens system which covers a wide angle range | — | 2005-04-26 |
| 6853496 | Zoom lens system | — | 2005-02-08 |
| 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 |
| 6657792 | Zoom lens system | Takayuki Ito | 2003-12-02 |
| 6600861 | Fiber bundle and endoscope apparatus | Koichi Furusawa, Tetsuya Utsui, Tetsuya Nakamura, Ryo Ozawa, Shinsuke Okada | 2003-07-29 |
| 6545820 | Zoom lens system | Takayuki Ito | 2003-04-08 |
| 6527708 | Endoscope system | Tetsuya Nakamura, Tetsuya Utsui, Ryo Ozawa, Shinsuke Okada, Koichi Furusawa | 2003-03-04 |
| 6517479 | Stereoscopic endoscope | Takaomi Sekiya | 2003-02-11 |
| 6498948 | Endoscope system | Ryo Ozawa, Tetsuya Nakamura, Tetsuya Utsui, Shinsuke Okada, Koichi Furusawa | 2002-12-24 |
| 6477403 | Endoscope system | Koichi Furusawa, Shinsuke Okada, Ryo Ozawa, Tetsuya Nakamura, Tetsuya Utsui | 2002-11-05 |
| 6469833 | Illumination optical system and an illumination lens element | — | 2002-10-22 |
| 6456769 | Fiber bundle and endoscope apparatus | Koichi Furusawa, Tetsuya Utsui, Tetsuya Nakamura, Ryo Ozawa, Shinsuke Okada | 2002-09-24 |
| 6338711 | Stereoscopic endoscope | Takaomi Sekiya | 2002-01-15 |
| 5828498 | Objective lens of endoscope | Takaomi Sekiya, Kazuyuki Takahashi | 1998-10-27 |