Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9449310 | Check-in method and system based on two-dimensional code, scanning terminal, and display terminal | Jianbin Mao | 2016-09-20 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9449310 | Check-in method and system based on two-dimensional code, scanning terminal, and display terminal | Jianbin Mao | 2016-09-20 |