Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10923639 | Method for producing an optical semiconductor device | Yasunari Ooyabu, Hiroki Kono | 2021-02-16 |
| 10424703 | Method of producing an optical semiconductor device | Yasunari Ooyabu, Hiroki Kono | 2019-09-24 |