Issued Patents 2020
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10734485 | Gallium nitride substrate and manufacturing method of nitride semiconductor crystal | Yusuke Tsukada, Shuichi Kubo, Hideo Fujisawa, Tatsuhiro Ohata, Hirotaka Ikeda +2 more | 2020-08-04 |
| 10655244 | GaN substrate, method for producing GaN substrate, method for producing GaN crystal, and method for manufacturing semiconductor device | Yusuke Tsukada, Satoru Nagao, Masayuki Tashiro, Kenji Fujito, Hideo Fujisawa +3 more | 2020-05-19 |
| 10526726 | Method for producing nitride crystal and nitride crystal | Yutaka Mikawa, Hideo Fujisawa, Hirobumi Nagaoka, Shinichiro Kawabata, Yuji Kagamitani | 2020-01-07 |