Issued Patents 2021
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10901242 | Driving device and driving method for phase controller, and optical switch | Ken Tanizawa, Satoshi Suda, Haruhiko Kuwatsuka, Keijiro Suzuki, Guangwei Cong +3 more | 2021-01-26 |