Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11047902 | Identification circuit for cable television plug-in fixed attenuator | Li Zhang, Renhao TAN | 2021-06-29 |
| 10979665 | Equalization circuit for cable television plug-in fixed attenuator | Li Zhang, Renhao TAN | 2021-04-13 |
| 10218544 | Adjustable electric control equalization circuit of cable television networks | Li Zhang, Qikun HUANG | 2019-02-26 |