Issued Patents 2019
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10454242 | 4-channel parallel-optical device and monitoring method thereof | Tengfei Zhu, Yanyong Wang | 2019-10-22 |
| 10393974 | 4-channel parallel-optical device for monitoring emission power and monitoring method thereof | Tengfei Zhu, Yanyong Wang | 2019-08-27 |