Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6465859 | CMOS-type solid state imaging device that prevents charge inflow into optical black | Koji Fujiwara, Iwao Sugiyama | 2002-10-15 |
| 6407690 | Reference voltage generator circuit | Katsuyoshi Yamamoto | 2002-06-18 |
| 6388599 | Reference voltage generator circuit using pairs of fine and rough resistor banks | Katsuyoshi Yamamoto | 2002-05-14 |