Issued Patents 2021
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11165502 | Optical transmission device and optical transmission system | Yi Ge, Yuichi Akiyama, Takeshi Hoshida | 2021-11-02 |
| 11057144 | Optical transmission apparatus, method for setting wavelength, and optical transceiver | Masatake Miyabe | 2021-07-06 |
| 11050484 | Optical transmission apparatus and estimation method | Setsuo Yoshida | 2021-06-29 |