Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11193592 | Magnetic fluid sealing device | Decai Li, Xiao Liu | 2021-12-07 |
| 11131328 | Load-sensing multi-way valve with variable differential pressure | Long Quan, Bo Wang, Yunxiao Hao, He Wang, Lianpeng Xia | 2021-09-28 |