Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5038200 | Resin insulated type semiconductor device | Kenji Unetsubo, Yoshiaki Tatumi | 1991-08-06 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5038200 | Resin insulated type semiconductor device | Kenji Unetsubo, Yoshiaki Tatumi | 1991-08-06 |