Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11009528 | System for measuring cathode current | Rentao ZHAO, Zhifang Zhang, Wentang ZHENG | 2021-05-18 |
| 9820316 | Preventing asymmetric routing using network tunneling | Changming Liu | 2017-11-14 |
| 9794169 | Application based data traffic routing using network tunneling | Changming Liu | 2017-10-17 |