Issued Patents All Time
Showing 51–56 of 56 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6007480 | Reduced noise electric endoscope system | Mitsuru Iida, Katsuhiko Furuya | 1999-12-28 |
| 5967969 | Endoscopic apparatus having a peripheral light source | Masaaki Nakasima, Tadashi Takahashi | 1999-10-19 |
| 5830121 | Endoscopic apparatus having an endoscope and a peripheral device wherein total usage of the endoscope is quantified and recorded | Masaaki Nakasima, Tadashi Takahashi | 1998-11-03 |
| 5191369 | Photographing light quantity controller for endoscope | Katsuhiko Furuya, Masaaki Nakasima, Tadashi Takahashi | 1993-03-02 |
| 5184170 | Photographing light quantity controller for endoscope | Tadashi Takahashi, Katsuhiko Furuya, Masaaki Nakasima | 1993-02-02 |
| 5159380 | Photographing light quantity controller for endoscope | Katsuhiko Furuya, Masaaki Nakasima, Tadashi Takahashi | 1992-10-27 |