Issued Patents 2017
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9825731 | Optical transmission system, optical transmission apparatus, and optical transmission method | Taizo Maeda, Yohei Koganei | 2017-11-21 |
| 9800347 | Optical transmission device, optical transmission system, and optical transmission control method | Kazuaki Nagamine | 2017-10-24 |
| 9588297 | Wavelength selective switch, variable dispersion compensator, optical transmission apparatus, and optical transmission system | Yuji Kamura | 2017-03-07 |
| 9577781 | Optical transmission apparatus and optical transmission control method | Kazuaki Nagamine | 2017-02-21 |