I-Jen Huang

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Taichung, TW

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Patents Grantslast 30 patents

Information Patent Grant
Pressure releasing device for spray pump
- Patent number 7,431,042
- Issue date Oct 7, 2008
- Wu Li Agriculture Machine Co., Ltd.
- I-Jen Huang
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Quick universal joint of auto-separating two-way check valve
- Patent number 6,079,445
- Issue date Jun 27, 2000
- I-Chuan Huang
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

Information Patent Application
FAST BACK FLOW DEVICE OF RELIEF VALVE
- Publication number 20100122736
- Publication date May 20, 2010
- I-Jen Huang
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
PRESSURE RELEASING DEVICE FOR SPRAY PUMP
- Publication number 20080035210
- Publication date Feb 14, 2008
- I-Jen Huang
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
CONDUIT SEAT FOR AN ATOMIZING DEVICE
- Publication number 20070297921
- Publication date Dec 27, 2007
- I-Jen Huang
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
Piping connector
- Publication number 20050110270
- Publication date May 26, 2005
- I-Jen Huang
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...