Jong-Kap Na

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Seoul, KR

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Patents Grantslast 30 patents

Information Patent Grant
Automatic stepless transmission apparatus and method thereof
- Patent number 4,966,575
- Issue date Oct 30, 1990
- Jun Y. Lim
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

Information Patent Application
Brake apparatus using magnetic powder
- Publication number 20040188198
- Publication date Sep 30, 2004
- Jong-Kap Na
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...