Issued Patents 2018
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9869033 | Production of a GaN bulk crystal substrate and a semiconductor device formed on a GaN bulk crystal substrate | Seiji Sarayama, Masahiko Shimada, Hisanori Yamane | 2018-01-16 |
| 9856575 | Crystal growth apparatus and manufacturing method of group III nitride crystal | Seiji Sarayama, Akihiro Fuse | 2018-01-02 |