Issued Patents 2019
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10512971 | Power tool and operation method for quick locking and releasing working attachment thereof | Hongfeng Zhong, Shisong Zhang, Shangliang Run | 2019-12-24 |
| 10314228 | Grass trimmer and cord delivering method of grass trimmer | Shisong Zhang, Guoliang Mou, Hongfeng Zhong, Fangshi Liu, Xiaoli Pang +2 more | 2019-06-11 |
| 10315292 | Power tool | Zhi-Qiang Chen, Xiangjin Du, Wang Huo, Mingjian Xie, Xiaoli Pang | 2019-06-11 |