Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D982339 | Massage chair | Qiankun Gu | 2023-04-04 |
| D907386 | Massage chair | Weifeng Li, Qiankun Gu | 2021-01-12 |
| 8539249 | System and method for security authentication using biometric authentication technique | Jiwei Wei, Chao Li | 2013-09-17 |
| 8477774 | Method and system for detecting accessing host contained in network, and statistic and analyzing server | Yang Xin, Lifeng Liu, Hongliang Zhu, Kai Zhao, Yixian Yang | 2013-07-02 |
| 8243716 | System and method for preventing spam over internet telephony | Lifeng Liu, Kai Zhao, Guanzhou Lin | 2012-08-14 |
| 8144872 | System and method for generating analog-digital mixed chaotic signal, encryption communication method thereof | Hanping Hu, Zuxi Wang, Xiaogang Wu, Lin Zhou, Ziqi Zhu +3 more | 2012-03-27 |
| 7933584 | Method for implementing security update of mobile station and a correlative reacting system | Changfeng Ji, Jiwei Wei, Shuling Liu | 2011-04-26 |
| 7904954 | Method, device and security control system for controlling communication border security | Lifeng Liu | 2011-03-08 |
| 7769999 | Method and system for remote password based authentication using smart cards for accessing a communications network | Zhenfu Cao, Xiaolei Dong, Zhenchuan Chai, Jiwei Wei | 2010-08-03 |
| 7474751 | Method of selecting encrypting arithmetric for realizing communication of secrecy | — | 2009-01-06 |
| 7362866 | Method for determining encryption algorithm of secret communication based on mobile country codes | — | 2008-04-22 |
| 7298802 | SIR measure method and apparatus for the same | Feng Ren, Yuehua Chen | 2007-11-20 |
| 7139576 | Primary cell identification method under site selective diversity transmit | Yuehua Chen, Shuling Liu | 2006-11-21 |
| 7068614 | Method for multiple time slot power control | — | 2006-06-27 |