Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12431979 | Wavelength division multiplexing device having wavelength division multiplexing filter | Lei Gao, Xingsheng Liu | 2025-09-30 |
| 11502991 | Efficiently collecting and distributing multicast data | Gui-Song Liu | 2022-11-15 |