Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10907083 | Polymer system for fluid loss control | Meng Lu, Wei-Lin WAN | 2021-02-02 |
| 10280354 | Polymer system for fluid loss control | Meng Lu, Wei-Lin WAN | 2019-05-07 |
| 8639936 | Methods and entities using IPSec ESP to support security functionality for UDP-based traffic | Zhiyuan Hu, Zhikun Wan, Zhigang Luo | 2014-01-28 |
| 8307094 | Method for processing register request, network element, and communication system | Zhikun Wan, Zhiyuan Hu, Xiaorong Jin | 2012-11-06 |
| 6824502 | Body temperature actuated treadmill operation mode control arrangement | — | 2004-11-30 |
| 6719668 | Treadmill operation mode control system | — | 2004-04-13 |
| 6663540 | Treadmill with massaging effect | — | 2003-12-16 |