Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12253078 | Pressure-pump cartridge and pressure pump | Hongyan Jin, Jinwei Pang, Derong Leng, Changqing Li, Jiefeng Xi +4 more | 2025-03-18 |
| 12018929 | Non-contact key tooth profile learning method and system | Yongfeng Xi, Yuan He, Yijie Hao, Guozhong Cao, Chenglong Li | 2024-06-25 |
| D1030668 | Electric motor | Cheng Shuai Lu, Han Zhao, Hai Li | 2024-06-11 |
| 11824420 | Brushed motor and electrical product | Chao Li | 2023-11-21 |