Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9010639 | System and method for reading a two-dimensional array code | Wei Shen, Jia Liu, Li Duo Zhong | 2015-04-21 |
| 8827159 | Two-dimensional array code | Wei Shen, Jia Liu, Li Duo Zhong | 2014-09-09 |
| 8644809 | System and method of transmitting electronic voucher through short message | Wei Shen, Jia Liu, Si Ping Wang, Feng Ai, Li Duo Zhong | 2014-02-04 |