Issued Patents 2019
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10445960 | Systems and methods for unlocking a lock | Wei Duan, Tao Fang, Zhifeng Hu, Qizhong Hu | 2019-10-15 |
| 10255740 | Systems and methods for unlocking a lock | Wei Duan, Tao Fang, Zhifeng Hu, Qizhong Hu | 2019-04-09 |
| 10198042 | Front cover assembly and terminal | Yimei Tang, Yong Li, Hong Zou, Yi Sun, Xinfeng Liao +5 more | 2019-02-05 |