Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11170280 | Electronic shelf label and control method therefor, and computing device and system | — | 2021-11-09 |
| 10922630 | Queuing apparatus, and queuing control method thereof | Yu Gu, Hongbo Feng | 2021-02-16 |
| 10881346 | Sleep aiding device and method thereof, server and system | — | 2021-01-05 |