Inventor
LI DECAI
CN26 patents
⚠️ This page may combine multiple inventors who share the name “LI DECAI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
UNIV TSINGHUA
21 patentsUS11125337B1Sep 21, 2021
Housing for magnetic fluid sealing device and agitation kettle/reaction kettle
UNIV TSINGHUA13 citations85
US11092241B1Aug 17, 2021
Magnetic fluid sealing device
UNIV TSINGHUA19 citations84
US11415226B1Aug 16, 2022
Magnetic fluid sealing device for sealing fluid medium
UNIV TSINGHUA2 citations73
US11193592B1Dec 7, 2021
Magnetic fluid sealing device
UNIV TSINGHUA5 citations71
US10989308B1Apr 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
US11199264B2Dec 14, 2021
Intelligent regulation system and method for mechanical seal
UNIV TSINGHUA3 citations69
US11261972B1Mar 1, 2022
Combined sealing device with magnetic fluid
UNIV TSINGHUA5 citations68
US11125642B2Sep 21, 2021
Multi-scale real-time acoustic emission monitoring and analysis method for mechanical seal
UNIV TSINGHUA1 citations59
US11300211B2Apr 12, 2022
Capillary magnetic-liquid sealing device
UNIV TSINGHUA0 citations52
US11421786B2Aug 23, 2022
Magnetic fluid sealing device for oscillating shaft
UNIV TSINGHUA0 citations50
US11616412B2Mar 28, 2023
Magnetic liquid sealing device resistible to axial and radial vibration
UNIV TSINGHUA0 citations49
US11215286B2Jan 4, 2022
Magnetic liquid sealing device adapted to axial and radial displacements of connection
UNIV TSINGHUA0 citations49
US11525514B2Dec 13, 2022
Magnetic liquid sealing device
UNIV TSINGHUA0 citations47
US11365779B2Jun 21, 2022
Magnetic liquid damping shock absorber
UNIV TSINGHUA0 citations47
US11353088B2Jun 7, 2022
Chain unit sealed and lubricated with magnetic fluid and chain having same
UNIV TSINGHUA0 citations47
US11306795B1Apr 19, 2022
Magnetic fluid damper
UNIV TSINGHUA0 citations47
US11466780B2Oct 11, 2022
Magnetic liquid sealing device
UNIV TSINGHUA0 citations46
US11408512B2Aug 9, 2022
Magnetic fluid sealing device
UNIV TSINGHUA0 citations44
US11869694B1Jan 9, 2024
Low-temperature resistant perfluoropolyether-based magnetic liquid and preparation method thereof
UNIV TSINGHUA0 citations41
US11287394B1Mar 29, 2022
Detection system and method for distribution state of magnetic fluid in sealing gap
UNIV TSINGHUA0 citations41