Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11256050 | Optical communication module | Shigeru Tokita, Koichi Omori, Akihiro Hayami, Saki Narisawa | 2022-02-22 |
| 8275011 | Optical transmission module, wavelength monitor, and wavelength drift detection method | Takaharu Arai, Kenji Yoshimoto | 2012-09-25 |