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CHANG HUA COUNTY, TW
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Patents Grants
last 30 patents
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Patent Grant
Highly airtight gas pump
Patent number
9,194,389
Issue date
Nov 24, 2015
Tricore Corporation
Cheng-Fang Yu
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Patents Applications
last 30 patents
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Patent Application
HIGHLY AIRTIGHT GAS PUMP
Publication number
20140099222
Publication date
Apr 10, 2014
TRICORE CORPORATION
CHENG-FANG YU
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...