Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5650636 | Active matrix display and electrooptical device | Yasuhiko Takemura, Toshiji Hamatani, Toshimitsu Konuma, Jun Koyama, Hongyong Zhang +1 more | 1997-07-22 |
| 5598106 | Semiconductor integrated circuit for preventing deterioration of the characteristics of an N-channel type transistor | Jun Koyama | 1997-01-28 |