Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D972495 | Portable battery | — | 2022-12-13 |
| 10645391 | Graphical instruction data processing method and apparatus, and system | Xingge Du, Zhiming Nie, Congbing Li, Yu Gu, Yangjun Wang +9 more | 2020-05-05 |
| D881120 | Portable battery | — | 2020-04-14 |
| 8644809 | System and method of transmitting electronic voucher through short message | Wei Shen, Jia Liu, Xiao Wei Guo, Si Ping Wang, Li Duo Zhong | 2014-02-04 |