Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8656032 | Method and system for subscription service in IP multimedia subsystem network | Qin REN, Cuizhong Wang | 2014-02-18 |
| 8189582 | Multicast supported virtual local area network switching system and method thereof | Ke Du, Chengfa Fan, Yanfeng Qu | 2012-05-29 |