Yu Jin HEO

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Seongnam-si, KR

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Patents Grantslast 30 patents

Information Patent Grant
LED-based lighting apparatus with heat pipe cooling structure
- Patent number 9,109,784
- Issue date Aug 18, 2015
- POSCO LED Company Ltd.
- Su Woon Lee
- F21 - LIGHTING

Patents Applicationslast 30 patents

Information Patent Application
LED-BASED LIGHTING APPARATUS WITH HEAT PIPE COOLING STRUCTURE
- Publication number 20150323166
- Publication date Nov 12, 2015
- Posco LED Company Ltd.
- Su Woon LEE
- F21 - LIGHTING
Information Patent Application
OPTICAL SEMICONDUCTOR-BASED LIGHTING APPARATUS
- Publication number 20130077293
- Publication date Mar 28, 2013
- POSCO LED COMPANY LTD.
- Su Woon LEE
- F21 - LIGHTING