Issued Patents 2018
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10128940 | Optical transmission method and optical transmission system | Hiroki Goto, Kiyoshi Onohara, Takashi Sugihara, Kazuo Kubo, Tatsuya Kobayashi +2 more | 2018-11-13 |
| 10122468 | Optical relaying apparatus, optical transmission system, and optical-signal reproducing and relaying method | — | 2018-11-06 |
| 10027421 | Communication apparatus and carrier wave frequency control method | Masashi BINKAI | 2018-07-17 |
| 9903091 | Quick coupler | Takuya Tsukada, Kenichi Higuchi, Akira Hashimoto, Hisao Asada, Daijiro Ito | 2018-02-27 |