Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10312812 | Wide-range positive-negative adjustable high-voltage DC power supply and the control method thereof | Jianming Li, Zheng Liu, Chengshun Zhang | 2019-06-04 |
| 10256512 | Systems and control devices for charging and discharging lithium-ion battery, and relevant methods | Wenkui Zhang, Chenlu Song | 2019-04-09 |
| 10190337 | Methods and systems of electronic and mechanical dual combination locks | Hao Min, Zhangping Gong | 2019-01-29 |
| 10160879 | Aqueous latex and dispersion of inorganic pigment particles comprising the same | Tao Wang, Gang Duan, Xi Zhao, Rong Xiong | 2018-12-25 |
| 9903137 | Rotating lock latch bolt and locks having the rotating lock latch bolts | Hao Min | 2018-02-27 |
| 9657500 | Electronic-mechanical dual control lock | Hao Min | 2017-05-23 |
| 8516604 | Method and apparatus for managing a user | — | 2013-08-20 |
| 7449892 | Stray voltage detecting | Daniel C. Wiswell, Meredith P. Peterson | 2008-11-11 |
| 7073236 | Electronic article surveillance (EAS) tag compatible with mechanical and magnetic unlocking detachers | Hua Xue | 2006-07-11 |