Heyng-keyng Kim

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Ulsan-city, KR

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Patents Grantslast 30 patents

Information Patent Grant
Method for manufacturing polyester fibers
- Patent number 6,887,414
- Issue date May 3, 2005
- Hyosung Corporation
- Duk-ho Oh
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING

Patents Applicationslast 30 patents

Information Patent Application
Method for manufacturing polyester fibers
- Publication number 20030047834
- Publication date Mar 13, 2003
- HYOSUNG CORPORATION
- Duk-ho Oh
- D01 - NATURAL OR ARTIFICIAL THREADS OR FIBRES SPINNING