Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6198146 | Photo detective unit and electric apparatus using the same | Yosuke Yamamoto, Shinji Yano | 2001-03-06 |
| 5811867 | Photo detective unit and electric apparatus using the same | Yosuke Yamamoto, Shinji Yano | 1998-09-22 |
| 5666574 | Photo-detection methods and apparatus | — | 1997-09-09 |
| 5486925 | Displacement sensing apparatus for a movable member | Masashi Sano | 1996-01-23 |