Issued Patents 2016
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9520694 | Optical amplifier with loss adjustment unit based on gain | Tomoaki Takeyama, Norifumi Shukunami | 2016-12-13 |
| 9391421 | Optical amplification apparatus, optical transmission apparatus, and optical transmission system | Satoru Okano | 2016-07-12 |