Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11011374 | Group III nitride semiconductor substrate and method for manufacturing group III nitride semiconductor substrate | Yasuharu Fujiyama | 2021-05-18 |
| 10910474 | Group III nitride semiconductor substrate and method for manufacturing group III nitride semiconductor substrate | Yasuharu Fujiyama, Hiroki Goto, Takuya Nakagawa, Yujiro Ishihara | 2021-02-02 |
| 8785976 | Polarization super-junction low-loss gallium nitride semiconductor device | Akira Nakajima, Sankara Narayanan Ekkanath Madathil, Hiroji Kawai | 2014-07-22 |