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Hongfu Jin
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Qinhuangdao, CN
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Patents Grants
last 30 patents
Information
Patent Grant
Automatic constant pressure device for hub tire system
Patent number
10,953,705
Issue date
Mar 23, 2021
CITIC Dicastal CO., LTD.
Jinqi Lyu
B60 - VEHICLES IN GENERAL
Information
Patent Grant
Aluminum alloy hub positioning fixture
Patent number
10,495,539
Issue date
Dec 3, 2019
CITIC Dicastal CO., LTD.
Jinqi Lv
G01 - MEASURING TESTING
Patents Applications
last 30 patents
Information
Patent Application
AUTOMATIC CONSTANT PRESSURE DEVICE FOR HUB TIRE SYSTEM
Publication number
20190257600
Publication date
Aug 22, 2019
CITIC DICASTAL CO., LTD
Jinqi LYU
B60 - VEHICLES IN GENERAL
Information
Patent Application
ALUMINUM ALLOY HUB POSITIONING FIXTURE
Publication number
20190033159
Publication date
Jan 31, 2019
CITIC DICASTAL CO., LTD
Jinqi Lv
G01 - MEASURING TESTING