Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8711846 | Network attachment for IMS systems for legacy CS UE with home node B access | Kaniz Mahdi, Zhaohui Zhang | 2014-04-29 |
| 8416723 | Method, system, and device for establishing association-control relations | Dongming Zhu, Songhai Ye | 2013-04-09 |
| 8279832 | Method, system and device for converting session control signaling | Dongming Zhu, Hengliang Zhang, Songhai Ye | 2012-10-02 |