Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5721751 | Semiconductor laser | Shinichi Matsumoto | 1998-02-24 |
| 4410994 | Semiconductor laser | Chuichi Ota, Yasuharu Suematsu | 1983-10-18 |
| 4340966 | Semiconductor laser with buffer layer | Shigeyuki Akiba, Yasuharu Suematsu, Shigehisa Arai, Masanobu Kodaira, Kenichi Iga +3 more | 1982-07-20 |