Sang-Wook Ha

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Kyungsangbook-do, KR

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Patents Grantslast 30 patents

Information Patent Grant
Alien substance removing apparatus and electrical steel sheet manuf...
- Patent number 12,330,191
- Issue date Jun 17, 2025
- POSCO Co., Ltd
- Seong-Cheol Hong
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
High-carbon iron-based amorphous alloy using molten pig iron and me...
- Patent number 9,752,205
- Issue date Sep 5, 2017
- Posco
- Sang-Won Kim
- C21 - METALLURGY OF IRON
Information Patent Grant
High-carbon iron-based amorphous alloy using molten pig iron and me...
- Patent number 9,222,157
- Issue date Dec 29, 2015
- Posco
- Sang-Won Kim
- C21 - METALLURGY OF IRON
Information Patent Grant
Joining method of high carbon steel for endless hot rolling and the...
- Patent number 8,584,923
- Issue date Nov 19, 2013
- Posco
- Jong-Sub Lee
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
ALIEN SUBSTANCE REMOVING APPARATUS AND ELECTRICAL STEEL SHEET MANUF...
- Publication number 20220048136
- Publication date Feb 17, 2022
- POSCO
- Seong-Cheol HONG
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
High-Carbon Iron-Based Amorphous Alloy Using Molten Pig Iron and Me...
- Publication number 20160068923
- Publication date Mar 10, 2016
- Research Institute of Industrial Science & Technology
- Sang-Won Kim
- C21 - METALLURGY OF IRON
Information Patent Application
High-Carbon Iron-Based Amorphous Alloy Using Molten Pig Iron and Me...
- Publication number 20130146185
- Publication date Jun 13, 2013
- Posco
- Sang-Won Kim
- C21 - METALLURGY OF IRON
Information Patent Application
JOINING METHOD OF HIGH CARBON STEEL FOR ENDLESS HOT ROLLING AND THE...
- Publication number 20110174869
- Publication date Jul 21, 2011
- POSCO
- Jong-Sub Lee
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR