Issued Patents 2018
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10128940 | Optical transmission method and optical transmission system | Hiroki Goto, Tsuyoshi Yoshida, Kiyoshi Onohara, Takashi Sugihara, Kazuo Kubo +2 more | 2018-11-13 |
| 10027421 | Communication apparatus and carrier wave frequency control method | Tsuyoshi Yoshida | 2018-07-17 |