Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8385379 | Optical semiconductor device and pumping light source for optical fiber amplifier | Junji Yoshida, Naoki Tsukiji, Hidehiro Taniguchi, Satoshi Irino, Hirokazu Itoh +2 more | 2013-02-26 |