Issued Patents 2011
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7924992 | Method of ensuring call processing for intelligent user | Tianjun Yan | 2011-04-12 |
| 7889856 | System and method for providing RBT in communication network | Bin Wang, Yihua Cheng, Xiaoqing Hu, Xiaojun Mo, Jihong Dong +13 more | 2011-02-15 |