Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10612554 | Method and device for controlling rotation angle of swinging head of fan, and fan | Dongxu Liu | 2020-04-07 |
| 10247654 | Method and device for calculating consumed lifespan | Dongxu Liu, Nuo Yang | 2019-04-02 |