Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5192993 | Semiconductor device having improved element isolation area | Takashi Arai, Tsutomu Takahashi | 1993-03-09 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5192993 | Semiconductor device having improved element isolation area | Takashi Arai, Tsutomu Takahashi | 1993-03-09 |