Qiang LIU

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Qinhuangdao, CN

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Patents Grantslast 30 patents

Information Patent Grant
Transmission shaft automatic connection and disengagement device an...
- Patent number 11,905,998
- Issue date Feb 20, 2024
- CITIC Dicastal CO., LTD.
- Qiang Liu
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Grant
Fatigue test equipment for automobile chassis simulation road test
- Patent number 11,662,276
- Issue date May 30, 2023
- CITIC Dicastal CO., LTD.
- Zuo Xu
- G01 - MEASURING TESTING
Information Patent Grant
Method for simulating real impact test of vehicle wheels
- Patent number 10,386,270
- Issue date Aug 20, 2019
- CITIC Dicastal CO., LTD.
- Chunhai Liu
- G01 - MEASURING TESTING
Information Patent Grant
Drum for simulating road surfaces
- Patent number 9,709,464
- Issue date Jul 18, 2017
- CITIC Dicastal CO., LTD.
- Chunhai Liu
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
FATIGUE TEST EQUIPMENT FOR AUTOMOBILE CHASSIS SIMULATION ROAD TEST
- Publication number 20220316993
- Publication date Oct 6, 2022
- CITIC DICASTAL CO., LTD
- Zuo Xu
- G01 - MEASURING TESTING
Information Patent Application
TRANSMISSION SHAFT AUTOMATIC CONNECTION AND DISENGAGEMENT DEVICE AN...
- Publication number 20220316532
- Publication date Oct 6, 2022
- CITIC DICASTAL CO., LTD
- Qiang Liu
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
Method for simulating real impact test of vehicle wheels
- Publication number 20170219459
- Publication date Aug 3, 2017
- CITIC DICASTAL CO., LTD
- Chunhai Liu
- G01 - MEASURING TESTING
Information Patent Application
DRUM FOR SIMULATING ROAD SURFACES
- Publication number 20160231200
- Publication date Aug 11, 2016
- CITIC DICASTAL CO., LTD
- Chunhai LIU
- G01 - MEASURING TESTING