Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11122963 | Plug for endoscope | Keita OKAYAMA, Shinsuke Nanto, Seiji Higashiyama | 2021-09-21 |
| 10178354 | Structure for adjusting exposure of imaging device | Sei Yamamoto | 2019-01-08 |
| 6411419 | Beam scanning optical apparatus | — | 2002-06-25 |
| 6330020 | Multiple light beam scanning optical system | — | 2001-12-11 |
| 6191803 | Multiple light beam scanning optical system | — | 2001-02-20 |
| 6166376 | Multi-beam scanning device | — | 2000-12-26 |
| 6163333 | Multi-beam scanning optical apparatus | — | 2000-12-19 |
| 6124948 | Synchronization detecting method in scanning with multi-optical beams and multi-optical beam scanning apparatus | — | 2000-09-26 |
| 5671467 | Color image-forming apparatus adapted to stabilize contact between endless belt-like photosensitive medium and developing roller | Yoshikazu Katsumata, Yoshihiro Mizoguchi, Yoshiaki Ijima, Yoshinori Ejima, Nobuo Kishiyama +2 more | 1997-09-23 |
| 5659532 | Optical scanning apparatus with polygon mirrors reflecting light beam at a constant speed larger than d.theta./dt | Yoshihiro Gotou | 1997-08-19 |