Inventor
LI ZHENGHAO
CN11 patents
⚠️ This page may combine multiple inventors who share the name “LI ZHENGHAO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
UNIV TSINGHUA
4 patentsUS10989308B1Apr 27, 2021
Sealing device with convertible magnetic sealing medium
UNIV TSINGHUA2 citations71
US11174947B2Nov 16, 2021
Magnetic liquid sealing device having heat conductive rod and heat dissipating jacket
UNIV TSINGHUA2 citations70
US11421786B2Aug 23, 2022
Magnetic fluid sealing device for oscillating shaft
UNIV TSINGHUA0 citations50
US11215286B2Jan 4, 2022
Magnetic liquid sealing device adapted to axial and radial displacements of connection
UNIV TSINGHUA0 citations49