Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12230938 | Optical semiconductor device | Akihiro Matsusue, Takuro Shinada | 2025-02-18 |
| 9335495 | Optical module | Tatsuo Hatta | 2016-05-10 |
| 8859946 | Light detecting device including a peaking circuit | Norio Okada | 2014-10-14 |
| 7813649 | Optical module | — | 2010-10-12 |