Issued Patents 2022
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11538004 | System and method for facilitating enhanced offline payment | Fen Zhai, Yi Zhang, Xiao Wang, Yingyuan Wang | 2022-12-27 |
| 11270310 | Biometric feature database establishing method and apparatus | Fen Zhai, Lei Lu, Yanghui Liu | 2022-03-08 |