Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11109541 | Blow-suction device with operation mode adjustment mechanism | Xiahong Zha, Fengli Zhao, Shiping Jiao, Guoliang Mou | 2021-09-07 |
| 10722085 | Blower/vacuum apparatus | Zhendong Gao, Andrea Cestonaro, Xiahong Zha, Fengli Zhao | 2020-07-28 |
| 10227988 | Blower and a blowing vacuum device | Zhendong Gao, Andrea Cestonaro, Xiahong Zha, Fengli Zhao, Xuefeng Yu +2 more | 2019-03-12 |