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Patents Grants
last 30 patents
Information
Patent Grant
Equipment for sealing-performance test
Patent number
12,174,083
Issue date
Dec 24, 2024
Tsinghua University
Fei Guo
G01 - MEASURING TESTING
Information
Patent Grant
Test device for detecting sealing performance of one-way valve
Patent number
12,104,984
Issue date
Oct 1, 2024
Tsinghua University
Fei Guo
G01 - MEASURING TESTING
Information
Patent Grant
Pressure-adjustable auxiliary control system for high-pressure gas...
Patent number
11,686,646
Issue date
Jun 27, 2023
Tsinghua University
Fei Guo
G01 - MEASURING TESTING
Information
Patent Grant
Testing platform with floating cylinder for high-pressure and high-...
Patent number
11,402,319
Issue date
Aug 2, 2022
Fei Guo
G01 - MEASURING TESTING
Patents Applications
last 30 patents
Information
Patent Application
PERFORMANCE TESTING DEVICE FOR PISTON ROD SEALING ASSEMBLY
Publication number
20240418603
Publication date
Dec 19, 2024
TSINGHUA UNIVERSITY
Fei GUO
F15 - FLUID-PRESSURE ACTUATORS HYDRAULICS OR PNEUMATICS IN GENERAL
Information
Patent Application
MEASURING DEVICE AND MEASURING METHOD FOR SHAFT-HOLDING FORCE OF SEAL
Publication number
20240201047
Publication date
Jun 20, 2024
TSINGHUA UNIVERSITY
Fei GUO
G01 - MEASURING TESTING
Information
Patent Application
EQUIPMENT FOR SEALING-PERFORMANCE TEST
Publication number
20230408371
Publication date
Dec 21, 2023
TSINGHUA UNIVERSITY
Fei Guo
G01 - MEASURING TESTING
Information
Patent Application
MATERIAL TESTING MACHINE
Publication number
20230366796
Publication date
Nov 16, 2023
TSINGHUA UNIVERSITY
Fei Guo
G01 - MEASURING TESTING
Information
Patent Application
TEST DEVICE FOR SIMULATING SEALING PERFORMANCE OF ONE-WAY VALVE
Publication number
20230089588
Publication date
Mar 23, 2023
TSINGHUA UNIVERSITY
Fei Guo
G01 - MEASURING TESTING
Information
Patent Application
PRESSURE-ADJUSTABLE AUXILIARY CONTROL SYSTEM FOR HIGH-PRESSURE GAS...
Publication number
20220136925
Publication date
May 5, 2022
TSINGHUA UNIVERSITY
Fei GUO
G01 - MEASURING TESTING
Information
Patent Application
Testing Platform with Floating Cylinder for High-pressure and High-...
Publication number
20210325297
Publication date
Oct 21, 2021
TSINGHUA UNIVERSITY
Fei GUO
G01 - MEASURING TESTING