Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11680339 | Method of manufacturing group III nitride semiconductor substrate, group III nitride semiconductor substrate, and bulk crystal | Hiroki Goto, Shoichi Fuda, Tomohiro Kobayashi, Hitoshi Sasaki | 2023-06-20 |
| 11662374 | Group III nitride semiconductor substrate | Hiroki Goto | 2023-05-30 |
| 10947641 | Group III nitride semiconductor substrate and method of manufacturing group III nitride semiconductor substrate | Hiroki Goto | 2021-03-16 |
| 10910474 | Group III nitride semiconductor substrate and method for manufacturing group III nitride semiconductor substrate | Yasunobu Sumida, Yasuharu Fujiyama, Hiroki Goto, Takuya Nakagawa | 2021-02-02 |