Issued Patents 2011
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7974604 | Method of authentication in IP multimedia subsystem | Jun Yan, Chengdong He | 2011-07-05 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7974604 | Method of authentication in IP multimedia subsystem | Jun Yan, Chengdong He | 2011-07-05 |