Cheng-Han Chung

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Taoyuan Hsien, TW

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Patents Grantslast 30 patents

Information Patent Grant
Polymerizable water-soluble or alcohol-soluble ultraviolet absorber
- Patent number 7,915,322
- Issue date Mar 29, 2011
- Everlight USA, Inc.
- Chiu-Ming Hung
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
Polymerizable water-soluble or alcohol-soluble ultraviolet absorber
- Publication number 20090275717
- Publication date Nov 5, 2009
- Everlight USA, Inc.
- Chiu-Ming Hung
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...