Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8036210 | Method for providing on-line charging and device and system thereof | Xiaoqin Duan | 2011-10-11 |
| 8027666 | Method and system for authenticating terminal subscriber identity module in IP multimedia domain | Hong Xie, Jincheng Wang, Jiongjiong Gu | 2011-09-27 |