Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12235183 | Electric motor braking performance testing device | Shengwei Cao, Shan Du, Bingwen Ren, Ganghao Guo, Xiangjun Xu +1 more | 2025-02-25 |
| 10203263 | Air-tightness test equipment for turbine reduction gearbox | Ronghua Jin, Shan Du | 2019-02-12 |
| 10205368 | Auxiliary fixing device for mounting long screw of direct current motor | Yaohui Ma | 2019-02-12 |
| 10012565 | Flowline production equipment for motor running test | Liangliang Ren, Ronghua Jin | 2018-07-03 |
| 9400230 | Device for testing loading performance of wheelchair motor | Shan Du | 2016-07-26 |
| 9289817 | Device for riveting brush holder and brush holder plate | Shan Du | 2016-03-22 |