Issued Patents 2022
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11402295 | Optical fiber loss measurement device and optical fiber loss measurement method | Hiroshi Takahashi, Kunihiro Toge, Tetsuya Manabe | 2022-08-02 |
| 11385082 | Environmental characteristic measurement device and environmental characteristic measurement method | Hiroshi Takahashi, Kunihiro Toge, Tetsuya Manabe | 2022-07-12 |
| 11385128 | Optical device loss measurement apparatus, and optical device loss measurement method | Hiroshi Takahashi, Kunihiro Toge, Tetsuya Manabe | 2022-07-12 |
| 11378489 | Propagation characteristic analysis device and propagation characteristic analysis method | Hiroshi Takahashi, Kunihiro Toge, Tetsuya Manabe | 2022-07-05 |