Assignee
UNIV HOHAI
CN64 patents
Top patents by PatentIndex Score
US11492296B1Nov 8, 2022
Carbonization-based lightweight CO2 foamed cement-based material, and optimized preparation method and use thereof
UNIV HOHAI9 citations74
US10416085B2Sep 17, 2019
Distributed optical fiber identification system and method for seepage conditions of hydraulic structure and base thereof
UNIV HOHAI3 citations72
US9581522B2Feb 28, 2017
Distributed sensing optical fiber multi-objective multi-degree-of-freedom static and dynamic test device and method
UNIV HOHAI2 citations72
US10520475B2Dec 31, 2019
Fiber acoustic emission sensing apparatus and method for service behavior of hydraulic concrete structure
UNIV HOHAI2 citations71
US10520473B2Dec 31, 2019
Distributed sensing fiber acoustic emission fusion sensing system and running method
UNIV HOHAI2 citations71
US10119872B1Nov 6, 2018
Temperature interference-free sensing fiber monitoring apparatus and application method therefor
UNIV HOHAI3 citations71
US10473517B2Nov 12, 2019
Acoustic emission source expansion apparatus integrated hydraulic engineering construction behavior fiber sensing device
UNIV HOHAI2 citations68
US11845684B1Dec 19, 2023
Water conservancy construction sewage treatment mechanism
UNIV HOHAI2 citations66
US10889517B2Jan 12, 2021
Nanometer photocatalyst-microbe composite multilayer light transmission combination carrier
UNIV HOHAI2 citations66
US11117074B2Sep 14, 2021
Floating sludge discharge device for square settling tank
UNIV HOHAI2 citations65
US10983232B2Apr 20, 2021
Seismic rock physics inversion method based on large area tight reservoir
UNIV HOHAI4 citations65
US9810608B2Nov 7, 2017
Transparent frozen soil and preparation method and application thereof
UNIV HOHAI3 citations65
US10119240B2Nov 6, 2018
Test system and test method for detecting cement content of cement mixing pile body in real time
UNIV HOHAI5 citations64
US11634986B2Apr 25, 2023
Supercritical fluid drilling and blasting integrated double-arm drill jumbo and control method thereof
UNIV HOHAI3 citations63
US10655892B2May 19, 2020
Heat transfer pipe embedded in a prefabricated pipe pile and embedding method
UNIV HOHAI1 citations57
US11686283B2Jun 27, 2023
Convex type guide plate waterwheel energy increasing device with gradually dense holes
UNIV HOHAI0 citations56
US11842324B2Dec 12, 2023
Method for extracting dam emergency event based on dual attention mechanism
UNIV HOHAI1 citations54
US10421061B2Sep 24, 2019
Preparation method of alumina-carbon nano tube composite powder material
UNIV HOHAI1 citations54
US10933404B2Mar 2, 2021
Preparation and application of silver-modified spiral titanium dioxide nano-fiber photocatalyst
UNIV HOHAI0 citations52
US11150231B2Oct 19, 2021
Method for measuring a mudflat elevation by remotely sensed water content
UNIV HOHAI0 citations51
US10969297B2Apr 6, 2021
Dynamic diagnosis system and method for concrete damage based on distributed sensing optical fiber
UNIV HOHAI0 citations51
US10095000B2Oct 9, 2018
Single-mode optical fiber having automatic control heat source specifically produced for hydraulic seepage measurement
UNIV HOHAI1 citations51
US11673076B2Jun 13, 2023
Immersed active infrared self-cleaning secondary sedimentation tank sludge blanket induction device and application method thereof
UNIV HOHAI0 citations48
US11092275B1Aug 17, 2021
Automatic draining device for condensed water or leaking water in aeration pipeline
UNIV HOHAI0 citations47
US11982573B2May 14, 2024
Water environment temperature measurement tool
UNIV HOHAI0 citations46
US12548295B2Feb 10, 2026
Quick and intelligent IR7-EC network based classification method for concrete image crack type
UNIV HOHAI0 citations45
US12536648B2Jan 27, 2026
Intelligent recognition method for time sequence image of concrete dam defect
UNIV HOHAI0 citations45
US9909958B2Mar 6, 2018
Transparent frozen soil and preparation method and application thereof
UNIV HOHAI0 citations45
US9784651B2Oct 10, 2017
Application of a fluorine-containing polymer in preparation of transparent frozen soil
UNIV HOHAI0 citations45
US12057630B2Aug 6, 2024
Antenna arrays based on three-dimensional special-shaped wave-absorbing structures
UNIV HOHAI0 citations44
US10908125B2Feb 2, 2021
Apparatus and method for arranging concrete structure service condition optical fiber acoustic emission sensing device
UNIV HOHAI0 citations44
US12561572B2Feb 24, 2026
Method for calibrating parameters of hydrology forecasting model based on deep reinforcement learning
UNIV HOHAI0 citations43
US11748628B2Sep 5, 2023
Method for optimizing reservoir operation for multiple objectives based on graph convolutional neural network and NSGA-II algorithm
UNIV HOHAI0 citations43
US12385823B2Aug 12, 2025
Evaluation method for corrosion damage evolution of underwater concrete structures
UNIV HOHAI0 citations42
US12498291B2Dec 16, 2025
Damage identification method for cantilever beam based on multifractal spectrum of multi-scale reconstructed attractor
UNIV HOHAI0 citations41
US10527587B2Jan 7, 2020
Distributed sensing fiber acoustic emission apparatus and method for monitoring hydraulic engineering safety behavior
UNIV HOHAI0 citations41
US10508039B2Dec 17, 2019
Preparation method of sulfonated two-dimensional titanium carbide nanosheet
UNIV HOHAI0 citations41
US11619609B2Apr 4, 2023
Gate detection robot based on giant magnetoresistance element and detection method
UNIV HOHAI0 citations40
US10018544B2Jul 10, 2018
Electromagnetic multiaxial fatigue testing machine
UNIV HOHAI0 citations40
US12299353B1May 13, 2025
DOA-based pumping station-LID joint multi-objective optimization method
UNIV HOHAI0 citations39
US10760990B2Sep 1, 2020
Water engineering seepage behavior fusing and sensing system and method
UNIV HOHAI0 citations39
US10739243B2Aug 11, 2020
Integrated monitoring system and monitoring method for seepage behavior of water engineering in complex environment
UNIV HOHAI0 citations39
US10705058B2Jul 7, 2020
Sensing optical fiber acoustic emission integrated sensing system and method for monitoring safety of structure
UNIV HOHAI0 citations39
US10571359B2Feb 25, 2020
Hydraulic structure seepage property distributed optical fiber sensing integrated system and method
UNIV HOHAI0 citations39
US10047485B2Aug 14, 2018
Assembled type pier column member with steel-concrete composite structure
UNIV HOHAI0 citations39
US9776931B2Oct 3, 2017
Facility secondary NO3− salinized soil modifier, preparation method and modification method
UNIV HOHAI0 citations39
US9714198B2Jul 25, 2017
Method for preparing titanium nitride-titanium diboride-cubic boron nitride composite material
UNIV HOHAI0 citations39
US11827914B2Nov 28, 2023
Plant urease-containing soil solidification agent and zero-waste production process thereof
UNIV HOHAI0 citations38
US10259751B2Apr 16, 2019
Tungsten carbide-cubic boron nitride composite material and preparation method thereof
UNIV HOHAI0 citations38
US10112874B2Oct 30, 2018
Method for coating metal nanoparticles on oxide ceramic powder surface
UNIV HOHAI0 citations38
Showing the top 50 of 64 patents by PatentIndex Score.