YoungHoon Ko

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Taejeon-city, KR

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Patents Grantslast 30 patents

Information Patent Grant
End-modified diene copolymer and rubber composition for tire tread...
- Patent number 6,846,873
- Issue date Jan 25, 2005
- Korea Kumho Petrochemical Co., Ltd.
- YoungHoon Ko
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Grant
Multi-reactive silicon compound having polyalkyleneglycol substitue...
- Patent number 6,555,644
- Issue date Apr 29, 2003
- Korea Kumho Petrochemical Co., Ltd.
- YoungHoon Ko
- C07 - ORGANIC CHEMISTRY
Information Patent Grant
Process for removal of metal catalyst from polymer selectively hydr...
- Patent number 6,465,609
- Issue date Oct 15, 2002
- Korea Kumho Petrochemical Co., Ltd.
- YoungHoon Ko
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...

Patents Applicationslast 30 patents

Information Patent Application
End-modified diene copolymer and rubber composition for tire tread...
- Publication number 20020123554
- Publication date Sep 5, 2002
- YoungHoon Ko
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...
Information Patent Application
Multi-reactive silicon compound having polyalkyleneglycol substitue...
- Publication number 20020103322
- Publication date Aug 1, 2002
- YoungHoon Ko
- C07 - ORGANIC CHEMISTRY
Information Patent Application
Process for removal of metal catalyst from polymer selectively hydr...
- Publication number 20020099149
- Publication date Jul 25, 2002
- YoungHoon Ko
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...