Yu Chen-Hua Douglas

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Keelung, TW

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Patents Grantslast 30 patents

Information Patent Grant
Plasma treatment to improve barrier layer performance over porous l...
- Patent number 7,176,141
- Issue date Feb 13, 2007
- Taiwan Semiconductor Manufacturing Co., Ltd.
- Simon Lin
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Reduction of via over etching for borderless contacts
- Patent number 5,840,624
- Issue date Nov 24, 1998
- Taiwan Semiconductor Manufacturing Company, Ltd.
- Syun-Ming Jang
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method for fabricating double silicide gate electrode structures on...
- Patent number 5,723,893
- Issue date Mar 3, 1998
- Taiwan Semiconductor Manufacturing Company, Ltd.
- Douglas Chen-Hua Yu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Two step etch back process having a convex and concave etch profile...
- Patent number 5,639,345
- Issue date Jun 17, 1997
- Taiwan Semiconductor Manufacturing Company Ltd.
- Yuan-Chang Huang
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Process to minimize a seam in tungsten filled contact holes
- Patent number 5,622,894
- Issue date Apr 22, 1997
- Taiwan Semiconductor Manufacturing Company Ltd.
- Syun-Ming Jang
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Plasma treatment to improve barrier layer performance over porous l...
- Publication number 20060051947
- Publication date Mar 9, 2006
- Taiwan Semiconductor Manufacturing Co., Ltd.
- Simon Lin
- H01 - BASIC ELECTRIC ELEMENTS