Yonghwa JUNG

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Pohang-si, Gyeongsangbuk-do, KR

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Patents Grantslast 30 patents

Information Patent Grant
Steel sheet coated with aluminum-magnesium
- Patent number 10,619,228
- Issue date Apr 14, 2020
- POSCO
- Ji Hoon Yang
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Steel sheet coated with aluminum-magnesium
- Patent number 9,689,057
- Issue date Jun 27, 2017
- POSCO
- Ji Hoon Yang
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...

Patents Applicationslast 30 patents

Information Patent Application
STEEL SHEET COATED WITH ALUMINUM-MAGNESIUM
- Publication number 20170253951
- Publication date Sep 7, 2017
- POSCO
- Ji Hoon YANG
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
STEEL SHEET COATED WITH ALUMINUM-MAGNESIUM, AND METHOD FOR MANUFACT...
- Publication number 20160194737
- Publication date Jul 7, 2016
- POSCO
- Ji Hoon YANG
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...