Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11113684 | Device, system, and method for creating virtual credit card | Guoguo LIU, Yi Wu, Chen Gong, Wenjing Zhang, Jinming Zhang +10 more | 2021-09-07 |
| 9686589 | Method, device and system for implementing multi-party conference call by using set top box | Jianchun Wang, Jidong Zhang, Guangchao Liu | 2017-06-20 |