Issued Patents 2019
Showing 1–3 of 3 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 |