Issued Patents All Time
Showing 26–27 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6580107 | Compound semiconductor device with depletion layer stop region | Tetsuro Asano, Toshikazu Hirai, Takayoshi Higashino, Koichi Hirata | 2003-06-17 |
| 6573529 | Semiconductor switching device | Tetsuro Asano, Toshikazu Hirai | 2003-06-03 |