Issued Patents All Time
Showing 76–97 of 97 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4747660 | Light transmitter | Tsutomu Yamamoto | 1988-05-31 |
| 4746203 | Optical system for endoscope | Tsutomu Yamamoto, Susumu Takahashi, Akira Yokota | 1988-05-24 |
| 4721359 | Illuminating optical system for endoscopes | Susumu Takahashi | 1988-01-26 |
| 4720178 | Optical system for endoscope | Tsutomu Yamamoto, Susumu Takahashi, Akira Yokota | 1988-01-19 |
| 4678900 | Illuminating optical system for endoscopes | — | 1987-07-07 |
| 4676592 | Image transmitting optical system using optical fiber bundle | Susumu Takahashi | 1987-06-30 |
| 4674844 | Objective lens system for an endscope | Susumu Takahashi, Akira Yokota, Minoru Okabe | 1987-06-23 |
| 4666246 | Illuminating optical system for endoscopes | Hiroyuki Kimura | 1987-05-19 |
| 4621284 | Measuring endoscope | Hiroyoshi Fujimori | 1986-11-04 |
| 4610513 | Illumination optical system for an endoscope | Nobuo Yamashita | 1986-09-09 |
| 4584988 | Illumination apparatus for endoscope | Hiroyuki Kimura | 1986-04-29 |
| 4580552 | Illuminating optical system for endoscopes | Nobuo Yamashita | 1986-04-08 |
| 4576435 | Endoscope including a reflector related by an inequality for uniform light distribution | — | 1986-03-18 |
| 4529267 | Illuminating system for endoscopes | Hisao Yabe | 1985-07-16 |
| 4522471 | Adapter lens system for use with photographic cameras | — | 1985-06-11 |
| 4509831 | Diopter adjustable eyepiece used for view-finders of single-lens reflex cameras or the like | — | 1985-04-09 |
| 4492440 | Finder optical system | — | 1985-01-08 |
| 4467361 | Image pick-up apparatus | Kunio Ohno, Nobuo Yamashita, Susumu Takahashi, Akihiro Namba, Takashi Mizusaki +2 more | 1984-08-21 |
| 4415240 | Illumination optical system for an endoscope | Nobuo Yamashita | 1983-11-15 |
| 4403273 | Illuminating system for endoscopes | — | 1983-09-06 |
| 4398811 | Viewing-direction changing optical system | Nobuo Yamashita | 1983-08-16 |
| 4387969 | Single-lens reflex optical system for endoscopes | Nobuo Yamasita | 1983-06-14 |