O Young Choi

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Busan-si, KR

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Patents Grantslast 30 patents

Information Patent Grant
Multi-functional hybrid fiber by simultaneous multi-component depos...
- Patent number 8,057,898
- Issue date Nov 15, 2011
- Korea Institute of Machinery and Materials
- Sang Bok Lee
- B82 - NANO-TECHNOLOGY

Patents Applicationslast 30 patents

Information Patent Application
MULTI-FUNCTIONAL HYBRID FIBER BY SIMULTANEOUS MULTI-COMPONENT DEPOS...
- Publication number 20100104868
- Publication date Apr 29, 2010
- Sang Bok Lee
- C08 - ORGANIC MACROMOLECULAR COMPOUNDS THEIR PREPARATION OR CHEMICAL WORKING-...