Issued Patents 2022
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11483067 | Optical time domain reflectometer, test method of optical transmission line, and test system of optical transmission line | Takefumi Oguma, Kazunori Shinya | 2022-10-25 |
| 11476930 | Optical time domain reflectometer, method of testing optical transmission line, and test system of optical transmission line | Takefumi Oguma, Kazunori Shinya | 2022-10-18 |