Jea-Chun Jeon

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Pohang, KR

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Patents Grantslast 30 patents

Information Patent Grant
High carbon hot rolled steel sheet having excellent material unifor...
- Patent number 9,856,550
- Issue date Jan 2, 2018
- POSCO
- Young-Roc Im
- C21 - METALLURGY OF IRON
Information Patent Grant
Manufacturing method of carbon steel sheet superior in formability
- Patent number 8,685,181
- Issue date Apr 1, 2014
- Posco
- Kyoo-Young Lee
- C21 - METALLURGY OF IRON
Information Patent Grant
Fine spheroidized steel sheet with excellent heat treatment charact...
- Patent number 8,440,030
- Issue date May 14, 2013
- Posco
- Chang-Hoon Lee
- C21 - METALLURGY OF IRON

Patents Applicationslast 30 patents

Information Patent Application
COLD-ROLLED STEEL SHEET FOR FLUX-CORED WIRE AND METHOD FOR PRODUCIN...
- Publication number 20230014632
- Publication date Jan 19, 2023
- POSCO
- Jai-Ik KIM
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
TIN BLACKPLATE FOR PROCESSING AND METHOD FOR MANUFACTURING SAME
- Publication number 20230002869
- Publication date Jan 5, 2023
- POSCO
- Jai-Ik Kim
- C21 - METALLURGY OF IRON
Information Patent Application
HIGH CARBON HOT ROLLED STEEL SHEET HAVING EXCELLENT MATERIAL UNIFOR...
- Publication number 20150107725
- Publication date Apr 23, 2015
- POSCO
- Young-Roc Im
- C21 - METALLURGY OF IRON
Information Patent Application
Manufacturing Method of Carbon Steel Sheet Superior in Formability
- Publication number 20120222786
- Publication date Sep 6, 2012
- POSCO
- Kyoo-Young Lee
- C21 - METALLURGY OF IRON
Information Patent Application
Fine Spheroidized Steel Sheet with Excellent Heat Treatment Charact...
- Publication number 20110259483
- Publication date Oct 27, 2011
- Posco
- Chang-Hoon Lee
- C21 - METALLURGY OF IRON
Information Patent Application
Carbon Steel Sheet Superior in Formability and Manufacturing Method...
- Publication number 20080295923
- Publication date Dec 4, 2008
- Posco
- Kyoo-Young Lee
- C21 - METALLURGY OF IRON