Ki-Jang Oh

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Pohang-si, KR

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Patents Grantslast 30 patents

Information Patent Grant
Apparatus and method of detecting defect of steel plate
- Patent number 10,088,453
- Issue date Oct 2, 2018
- POSCO
- Ju-Seung Lee
- G01 - MEASURING TESTING
Information Patent Grant
Defect inspection device of steel plate
- Patent number 9,417,212
- Issue date Aug 16, 2016
- POSCO
- Ju-Seung Lee
- G01 - MEASURING TESTING
Information Patent Grant
Apparatus and method for on-line detecting welding part of strip
- Patent number 8,149,409
- Issue date Apr 3, 2012
- Posco
- Choong-Soo Lim
- G01 - MEASURING TESTING
Information Patent Grant
Apparatus and method for measuring the molten metal level in electr...
- Patent number 6,517,604
- Issue date Feb 11, 2003
- Pohang Iron & Steel Co., Ltd.
- Goo-Hwa Kim
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Method of measuring the degree of alloying of a galvanized steel sh...
- Patent number 6,137,583
- Issue date Oct 24, 2000
- Pohang Iron & Steel Co., Ltd.
- Dal Woo Kim
- G01 - MEASURING TESTING

Patents Applicationslast 30 patents

Information Patent Application
APPARATUS AND METHOD OF DETECTING DEFECT OF STEEL PLATE
- Publication number 20160313285
- Publication date Oct 27, 2016
- POSCO
- Ju-Seung LEE
- G01 - MEASURING TESTING
Information Patent Application
DEFECT INSPECTION DEVICE OF STEEL PLATE
- Publication number 20140347041
- Publication date Nov 27, 2014
- Ju-Seung Lee
- G01 - MEASURING TESTING
Information Patent Application
APPARATUS AND METHOD FOR ON-LINE DETECTING WELDING PART OF STRIP
- Publication number 20090279096
- Publication date Nov 12, 2009
- POSCO
- Choong Soo Lim
- G01 - MEASURING TESTING