Tsung-Ho Lee

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Ping Tong Hsien, TW

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Patents Grantslast 30 patents

Information Patent Grant
Chemical mechanical abrasive composition for use in semiconductor p...
- Patent number 6,508,952
- Issue date Jan 21, 2003
- Eternal Chemical Co., Ltd.
- Tsung-Ho Lee
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Chemical-mechanical abrasive composition and method
- Patent number 6,436,834
- Issue date Aug 20, 2002
- Eternal Chemical Co., Ltd.
- Tsung-Ho Lee
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Chemical mechanical abrasive composition for use in semiconductor p...
- Patent number 6,303,049
- Issue date Oct 16, 2001
- Eternal Chemical Co., Ltd.
- Tsung-Ho Lee
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Grant
Chemical mechanical abrasive composition for use in semiconductor p...
- Patent number 6,171,352
- Issue date Jan 9, 2001
- Eternal Chemical Co., Ltd.
- Tsung-Ho Lee
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

Patents Applicationslast 30 patents

Information Patent Application
Process and slurry for chemical mechanical polishing
- Publication number 20050009714
- Publication date Jan 13, 2005
- Eternal Chemical Co., Ltd.
- Pao Cheng Chen
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information Patent Application
Method of polishing a semiconductor wafer surface
- Publication number 20030064596
- Publication date Apr 3, 2003
- ETERNAL CHEMICAL CO., LTD.
- Tsung-Ho Lee
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...