Issued Patents 2020
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10708676 | Optical transmission line switching apparatus, optical transmission system, and transmission line switching method | Shun Chikamori, Katsunori Imanishi, Kengo Takata | 2020-07-07 |