Chunyuan Chao

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Fremont, CA, US

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Patents Grantslast 30 patents

Information Patent Grant
Method of providing contact via to a surface
- Patent number 7,375,027
- Issue date May 20, 2008
- ProMOS Technologies Inc.
- Kuei-Chang Tsai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Dynamically controllable reduction of vertical contact diameter thr...
- Patent number 7,297,628
- Issue date Nov 20, 2007
- ProMos Technologies, Inc.
- Chunyuan Chao
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Method of providing contact via to a surface
- Publication number 20060079080
- Publication date Apr 13, 2006
- ProMos Technologies Inc.
- Kuei-Chang Tsai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Dynamically controllable reduction of vertical contact diameter thr...
- Publication number 20050106882
- Publication date May 19, 2005
- Mosel Vitelic, Inc.
- Chunyuan Chao
- H01 - BASIC ELECTRIC ELEMENTS