Sung Jun Ju

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Incheon, KR

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Patents Grantslast 30 patents

Information Patent Grant
Wormgear shaped driving part, elevator using wormgear shaped drivin...
- Patent number 9,463,957
- Issue date Oct 11, 2016
- COREEELEVATOR CO., LTD.
- Nam Young Kim
- B66 - HOISTING LIFTING HAULING

Patents Applicationslast 30 patents

Information Patent Application
WORMGEAR SHAPED DRIVING PART, ELEVATOR USING WORMGEAR SHAPED DRIVIN...
- Publication number 20130206514
- Publication date Aug 15, 2013
- COREEELEVATOR CO., LTD.
- Nam Young Kim
- B66 - HOISTING LIFTING HAULING