Issued Patents 2023
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11670687 | Gallium nitride substrate and manufacturing method of nitride semiconductor crystal | Yusuke Tsukada, Shuichi Kubo, Hideo Fujisawa, Tatsuhiro Ohata, Hirotaka Ikeda +2 more | 2023-06-06 |
| 11664428 | Self-standing GaN substrate, GaN crystal, method for producing GaN single crystal, and method for producing semiconductor device | Satoru Nagao, Yusuke Tsukada, Shuichi Kubo, Hirotaka Ikeda, Kenji Fujito +3 more | 2023-05-30 |