Issued Patents 2017
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9711945 | Method of designing semiconductor laser device, method of designing raman amplifier, methods of manufacturing semiconductor laser device, semiconductor laser device, raman amplifier, and optical communication system | Hideaki Hasegawa, Taketsugu SAWAMURA, Satoshi Irino, Junji Yoshida | 2017-07-18 |