Issued Patents 2011
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8077853 | VoIP adapter, IP network device and method for performing advanced VoIP functions | Xiao Xi Liu, Wei Lu, Qing Wang, Chun Ying | 2011-12-13 |
| 8064352 | Method for implementing online maintenance in communication network | Liyuan Liu | 2011-11-22 |
| 8057393 | Method and device for transmission of a wide-beam in an ultrasonic diagnostic system | Bin Yao, Qinjun Hu | 2011-11-15 |
| 8045970 | Gateway for remote control and system and method for implementing remote control | Minglei Zuo, Jianfei MA, Zhiyong Zhang | 2011-10-25 |
| 8001843 | Circular arc wide beam transmission method and apparatus for ultrasonic imaging | Bin Yao, Qinjun Hu, Pengfei Yang | 2011-08-23 |
| 7933284 | Method and apparatus for improving SIP server performance | Zhi Yong Liang, Ling Shao, Hai Shan Wu, Wei Xue, Yi Xin Zhao | 2011-04-26 |