Hyeong-Chan Youn

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Cleveland, OH, US

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Patents Grantslast 30 patents

Information Patent Grant
Hydrophilically end-capped polyurethane thickeners
- Patent number 6,316,540
- Issue date Nov 13, 2001
- The Sherwin-Williams Company
- Randolph B. Krafcik
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Thixotropic alkyd resins and the use thereof in coating compositions
- Patent number 5,591,793
- Issue date Jan 7, 1997
- The Sherwin-Williams Company
- Madhukar Rao
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...