Issued Patents 2020
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10659165 | Optical transmission device | Yurie MATSUYAMA | 2020-05-19 |
| 10539741 | Optical device with optical filters and processing method of optical signals | Yurie MATSUYAMA | 2020-01-21 |