Cheng Paug Chang

Follow

Person

Chia Yih Hsien, TW

People

Patents Grantslast 30 patents

Information Patent Grant
Unit utilizing current to control reciprocation for pushing fluids
- Patent number 7,056,105
- Issue date Jun 6, 2006
- Ming-Hwa Liu
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Grant
Heat-radiating structure with low height
- Patent number 6,834,711
- Issue date Dec 28, 2004
- Ming-Hwa Liu
- F28 - HEAT EXCHANGE IN GENERAL

Patents Applicationslast 30 patents

Information Patent Application
Unit utilizing current to control reciprocation for pushing fluids
- Publication number 20050118043
- Publication date Jun 2, 2005
- Ming-Hwa Liu
- F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...
Information Patent Application
Heat-radiating structure with low height
- Publication number 20030205369
- Publication date Nov 6, 2003
- Ming-Hwa Liu
- F28 - HEAT EXCHANGE IN GENERAL