Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11162189 | Semiconductor substrate, gallium nitride single crystal, and method for producing gallium nitride single crystal | Kazuhiro Yagihashi | 2021-11-02 |
| 9890471 | Method for producing gallium nitride crystal by reacting metal gallium and iron nitride | Makoto Watanabe, Tatsuya Matsumoto | 2018-02-13 |