Inventor
CHIN KWANG-GEUN
KR16 patents
⚠️ This page may combine multiple inventors who share the name “CHIN KWANG-GEUN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
POSCO
9 patentsUS10144986B2Dec 4, 2018
Ultrahigh-strength steel sheet and manufacturing method therefor
POSCO2 citations71
US10053749B2Aug 21, 2018
Production method for plated steel sheet using a steel sheet annealing device
POSCO2 citations69
US11420419B2Aug 23, 2022
Austenite-based molten aluminum-plated steel sheet having excellent properties of plating and weldability
POSCO0 citations61
US8052924B2Nov 8, 2011
High strength steel plate with high manganese having excellent burring workability
POSCO0 citations51
US9856542B2Jan 2, 2018
Ferritic lightweight high-strength steel sheet having excellent stiffness and ductility, and method of manufacturing the same
POSCO0 citations50
US9598753B2Mar 21, 2017
High strength thin steel sheet for the superior press formability and surface quality and galvanized steel sheet and method for manufacturing the same
POSCO1 citations50
US10563280B2Feb 18, 2020
High manganese steel sheet having high strength and excellent vibration-proof properties and method for manufacturing same
POSCO0 citations49
US10087511B2Oct 2, 2018
Method for manufacturing high manganese hot-dip galvanized steel sheet with excellent coatability and ultra-high strength, and high manganese hot-dip galvanized steel sheet manufactured by said method
POSCO0 citations48
US9708703B2Jul 18, 2017
High-manganese hot-rolled galvanized steel sheet and manufacturing method thereof
POSCO0 citations48
CHIN KWANG GEUN
2 patentsUS8778097B2Jul 15, 2014
Low specific gravity and high strength steel sheets with excellent ridging resistibility and manufacturing methods thereof
CHIN KWANG GEUN8 citations80
US10508326B2Dec 17, 2019
High-manganese steel with superior coating adhesion and method for manufacturing hot-dip galvanized steel from same
CHIN KWANG GEUN0 citations46