Assignee
CHIN KWANG-GEUN
KR·3 granted patents·11 citations·filing 2008–2012
Top patents by PatentIndex Score
3 records- 0187US8778097B2Low specific gravity and high strength steel sheets with excellent ridging resistibility and manufacturing methods thereofCHIN KWANG GEUN·Filed 2008·Granted Jul 15, 2014·8 cites·15 claims
- 0284US9738958B2Austenitic, lightweight, high-strength steel sheet having high yield ratio and ductility, and method for producing the sameCHIN KWANG-GEUN·Filed 2011·Granted Aug 22, 2017·3 cites·11 claims
- 0355US10508326B2High-manganese steel with superior coating adhesion and method for manufacturing hot-dip galvanized steel from sameCHIN KWANG GEUN·Filed 2012·Granted Dec 17, 2019·0 cites·7 claims
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