Issued Patents 2022
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11528080 | Optical transmission system and failure diagnosis method for optical transmission system | Hiroki Kawahara, Takeshi Seki, Toshihiko Seki | 2022-12-13 |
| 11362894 | Wiring management system and wiring management method | Yoshihiko Uematsu, Hiroshi Yamamoto, Hiroki Kawahara, Katsuhiro Araya | 2022-06-14 |
| 11265628 | Optical transmission system and optical transmission method | Katsuhiro Araya, Yoshihiko Uematsu, Hiroki Kawahara, Hiroshi Yamamoto | 2022-03-01 |
| 11251877 | Optical reception device | Hiroki Kawahara, Hiroshi Yamamoto, Katsuhiro Araya, Yoshihiko Uematsu | 2022-02-15 |