Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7658710 | Endoscope system using normal light and fluorescence | Hitoshi Ueno, Takeshi Ozawa, Kazunari Nakamura, Isami Hirao, Koichi Yoshimitsu +8 more | 2010-02-09 |
| 7367537 | Color-image pickup device in which an R picture signal is relatively enhanced with distance from center of light-reception area | — | 2008-05-06 |
| 7226412 | Endoscope system using normal light and fluorescence | Hitoshi Ueno, Takeshi Ozawa, Kazunari Nakamura, Isami Hirao, Koichi Yoshimitsu +8 more | 2007-06-05 |
| 7215886 | Optical communication module | Shigenobu Maruyama, Kazumi Kawamoto, Hiroaki Furuichi, Tooru Yoshida, Isamu Yoshida +6 more | 2007-05-08 |
| 7204803 | Endoscope device, endoscope and image processing device for endoscope | Hitoshi Ueno, Takeshi Ozawa, Kazunari Nakamura, Isami Hirao, Koichi Yoshimitsu +7 more | 2007-04-17 |
| 7172553 | Endoscope system using normal light and fluorescence | Hitoshi Ueno, Takeshi Ozawa, Kazunari Nakamura, Isami Hirao, Koichi Yoshimitsu +8 more | 2007-02-06 |
| 6960165 | Endoscope with a single image pick-up element for fluorescent and normal-light images | Hitoshi Ueno, Takeshi Ozawa, Kazunari Nakamura, Isami Hirao, Koichi Yoshimitsu +7 more | 2005-11-01 |
| 6878109 | Light source device for an endoscope using a DMD | Masahide Yamaki, Seiichi Hosoda, Shuhei Iizuka, Katsuichi Imaizumi, Masaki Terakubo +2 more | 2005-04-12 |
| 6049422 | Optical system for non-flexible endoscopes | — | 2000-04-11 |
| 4609573 | Process for inhibiting corrosion of steel materials built in inorganic materials | Kazuo Omata, Toshihiko Shimizu, Kenji Hara | 1986-09-02 |
| 4605572 | Process for inhibiting corrosion of steel materials built in inorganic materials | Kazuo Omata, Toshihiko Shimizu, Kenji Hara | 1986-08-12 |