Yifu Chung

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Hsinchu, TW

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Patents Grantslast 30 patents

Information Patent Grant
Bottom oxide formation process for preventing formation of voids in...
- Patent number 6,974,749
- Issue date Dec 13, 2005
- Mosel Vitelic, Inc.
- Shih-Chi Lai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Preventing gate oxice thinning effect in a recess LOCOS process
- Patent number 6,812,148
- Issue date Nov 2, 2004
- Mosel Vitelic, Inc.
- Chieh-Ju Chang
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Trench gate oxide formation method
- Patent number 6,551,900
- Issue date Apr 22, 2003
- Yifu Chung
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
Bottom oxide formation process for preventing formation of voids in...
- Publication number 20040203217
- Publication date Oct 14, 2004
- MOSEL VITELIC, INC.
- Shih-Chi Lai
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Preventing gate oxice thinning effect in a recess LOCOS process
- Publication number 20040031772
- Publication date Feb 19, 2004
- MOSEL VITELIC, INC. A Taiwanese Corporation
- Chieh-Ju Chang
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...