Kwi-Ju Hwang

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Pohang-si, KR

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus and method for controlling horizontal oscillation of an e...
- Patent number 8,684,068
- Issue date Apr 1, 2014
- Posco
- Oh-Seong Kweon
- B22 - CASTING POWDER METALLURGY

Patents Applicationslast 30 patents

Information Patent Application
Apparatus and Method for Controlling Horizontal Oscillation of an E...
- Publication number 20120235314
- Publication date Sep 20, 2012
- POSCO
- Oh-Seong Kweon
- B22 - CASTING POWDER METALLURGY