Issued Patents 2020
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10686545 | Optical transmission system and wavelength allocation method | Tatsuya Shimada, Jun Terada, Hiroshi Ou, Hiroko Nomura | 2020-06-16 |
| 10574430 | Relay transmission system, relay transmission method, and relay transmission device | Tatsuya Shimada, Hiroshi Ou, Takayuki Kobayashi | 2020-02-25 |
| 10555330 | Terminal station apparatus and band allocation method | Hiroshi Ou, Takayuki Kobayashi, Tatsuya Shimada | 2020-02-04 |