Issued Patents 2017
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9800347 | Optical transmission device, optical transmission system, and optical transmission control method | Ichiro Nakajima | 2017-10-24 |
| 9577781 | Optical transmission apparatus and optical transmission control method | Ichiro Nakajima | 2017-02-21 |