Issued Patents 2020
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10872421 | Object tracking method and object tracking device | — | 2020-12-22 |
| 10749872 | Method and device for controlling resource access | — | 2020-08-18 |
| 10706460 | Shared item management system and method, shared item and shared server | Yongzhong Zhang | 2020-07-07 |
| 10630548 | Update file download method, device, and system | — | 2020-04-21 |