Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D1078018 | Portable fan | Jiefeng Tang | 2025-06-03 |
| D1077190 | Portable fan | Jiefeng Tang | 2025-05-27 |
| D1067933 | Portable fan display screen displaying graphical user interface | Jiefeng Tang | 2025-03-25 |
| 11754080 | Neck fan | Guanzheng ZHENG, Xiangfu Li | 2023-09-12 |