Issued Patents 2020
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10855393 | Transmitting device and transmission system | — | 2020-12-01 |
| 10644823 | Optical transfer system, control device, optical transfer method, and transfer device | Tomoaki Takeyama, Kazuo Takatsu | 2020-05-05 |
| 10530474 | Optical transmission device and optical signal gain control method | — | 2020-01-07 |