Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8785976 | Polarization super-junction low-loss gallium nitride semiconductor device | Akira Nakajima, Yasunobu Sumida, Hiroji Kawai | 2014-07-22 |
| 6724043 | Bipolar MOSFET device | — | 2004-04-20 |