Issued Patents 2022
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11528080 | Optical transmission system and failure diagnosis method for optical transmission system | Hiroki Kawahara, Toshiyuki Oka, Takeshi Seki | 2022-12-13 |
| 11296790 | Transmission system and wavelength resource management method | Osamu Okino, Hiroyuki Oyanagi, Yuichiro Ishizuka | 2022-04-05 |