Pao-Cheng Chen

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Kaohsiung County, TW

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Patents Grantslast 30 patents

Information Patent Grant
Chemical mechanical polishing composition
- Patent number 7,550,092
- Issue date Jun 23, 2009
- Epoch Material Co., Ltd.
- Hui-Fang Hou
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

Patents Applicationslast 30 patents

Information Patent Application
Chemical mechanical polishing composition
- Publication number 20070290165
- Publication date Dec 20, 2007
- Epoch Material Co., Ltd.
- Hui-Fang Hou
- C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...