Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11519319 | Electromagnetic silicone oil water pump clutch and working method thereof | Mingjiang Dong, Dunlv Liu, Haifeng Wu | 2022-12-06 |
| 9175735 | Electrically controlled silicon oil fan clutch rotary valve device | Shengqiao Yue | 2015-11-03 |