Issued Patents All Time
Showing 51–52 of 52 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5051574 | Optical coordinate detection apparatus | Shigeo Yoshida | 1991-09-24 |
| 5036187 | Photodetecting circuit with compensated integration signal | Shigeo Yoshida | 1991-07-30 |