Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9191207 | Anti-spying encrypted keyboard | Junkun Zhang, Jing He, Ying Han | 2015-11-17 |
| 9043945 | Encryption keypad capable of preventing illegal disassembly | Junkun Zhang, Jing He, Ying Han | 2015-05-26 |
| 8872047 | Anti-prying encrypted keyboard | Junkun Zhang, Jing He, Ying Han | 2014-10-28 |