Inventor
SONG YON-KYUN
KR14 patents
⚠️ This page may combine multiple inventors who share the name “SONG YON-KYUN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
POSCO
11 patentsUS11028322B2Jun 8, 2021
Composition for washing pickled steel plate, method for washing pickled steel plate by using same, and steel plate obtained thereby
POSCO2 citations66
US11383268B2Jul 12, 2022
Surface-treated metallic material with easy control of glossiness and manufacturing method therefor
POSCO0 citations60
US11090907B2Aug 17, 2021
Hot dip aluminized steel material having excellent corrosion resistance and workability, and manufacturing method therefor
POSCO0 citations60
US11753709B2Sep 12, 2023
Hot-dip galvanized steel material having excellent weldability and press workability and manufacturing method therefor
POSCO0 citations59
US11299639B2Apr 12, 2022
Zinc-based plated steel material having excellent sealer adhesion
POSCO0 citations58
US10696858B2Jun 30, 2020
Ink composition for steel material, having excellent adhesion, method for manufacturing printed steel sheet by using same, and printed steel sheet manufactured thereby
POSCO1 citations58
US11332667B2May 17, 2022
Composition for washing pickled steel plate, method for washing pickled steel plate by using same, and steel plate obtained thereby
POSCO0 citations56
US11591491B2Feb 28, 2023
Ink composition for inkjet printed steel plate, inkjet printed steel plate using the same, and method for producing inkjet printed steel plate
POSCO0 citations51
US11034132B2Jun 15, 2021
High manganese hot dip aluminum-plated steel sheet having excellent sacrificial corrosion resistance and platability and manufacturing method therefor
POSCO0 citations50
US9683294B2Jun 20, 2017
Conversion coating composition, surface treated steel sheet, and method for manufacturing the same
POSCO0 citations50
US10982309B2Apr 20, 2021
Hot-rolled galvanized steel sheet having excellent galling resistance, formability and sealer-adhesion property and method for manufacturing same
POSCO0 citations49