Yong Su Um

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Haeundae-gu, KR

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Patents Grantslast 30 patents

Information Patent Grant
Aerostatic bearing spindle system using unidirectional porous metal
- Patent number 7,871,200
- Issue date Jan 18, 2011
- Industry-Academic Cooperation Foundation Gyeongsang National University
- Bo Young Hur
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...

Patents Applicationslast 30 patents

Information Patent Application
AEROSTATIC BEARING SPINDLE SYSTEM USING UNIDIRECTIONAL POROUS METAL
- Publication number 20090010579
- Publication date Jan 8, 2009
- INDUSTRY-ACADEMIC COOPERATION FOUNDATION GYEONGSANG NATIONAL UNIVERSITY
- Bo Young Hur
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...