Issued Patents 1982
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4366569 | Semiconductor laser device including an arrangement for preventing laser degradation caused by excessive current flow | Motohisa Hirao, Michiharu Nakamura, Atsutoshi Doi, Shinji Tsuji, Yutaka Takeda | 1982-12-28 |