Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10397133 | Station-side apparatus in optical transmission system and optical transmission system | Tomoaki Kawamura, Kenji Kawai, Nobuyuki Tanaka, Satoshi Shigematsu, Namiko Ikeda +2 more | 2019-08-27 |
| 10193630 | Station-side device and optical transmission system | Shoko Ohteru, Namiko Ikeda, Satoshi Shigematsu, Nobuyuki Tanaka, Kenji Kawai +5 more | 2019-01-29 |