Issued Patents 2022
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11525514 | Magnetic liquid sealing device | Yingsong Li, Xiao Liu, Sijie REN, Pengdong Han | 2022-12-13 |
| 11466780 | Magnetic liquid sealing device | Sijie REN, Yingsong Li, Pengdong Han | 2022-10-11 |
| 11421786 | Magnetic fluid sealing device for oscillating shaft | Zhenghao Li | 2022-08-23 |
| 11415226 | Magnetic fluid sealing device for sealing fluid medium | Xiao Liu | 2022-08-16 |
| 11408512 | Magnetic fluid sealing device | Xiao Liu, Zixian Li | 2022-08-09 |
| 11365779 | Magnetic liquid damping shock absorber | Yanwen Li, Sijie REN | 2022-06-21 |
| 11353088 | Chain unit sealed and lubricated with magnetic fluid and chain having same | Yanwen Li, Siyu Chen | 2022-06-07 |
| D950289 | Seat | Jianglin Wang | 2022-05-03 |
| 11306795 | Magnetic fluid damper | Qian Li, Pengdong Han | 2022-04-19 |
| 11300211 | Capillary magnetic-liquid sealing device | Rui Sun, Qian Li | 2022-04-12 |
| 11287394 | Detection system and method for distribution state of magnetic fluid in sealing gap | Nuo CHEN | 2022-03-29 |
| 11261972 | Combined sealing device with magnetic fluid | Yanwen Li, Zepeng Li | 2022-03-01 |
| 11215286 | Magnetic liquid sealing device adapted to axial and radial displacements of connection | Siyu Chen, Xiao Liu, Qian Li, Rui Sun, Jixian Yang +1 more | 2022-01-04 |