Inventor
SEO CHANG-HYO
KR8 patents
⚠️ This page may combine multiple inventors who share the name “SEO CHANG-HYO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
POSCO
6 patentsUS10941467B2Mar 9, 2021
Cold-rolled steel sheet with excellent formability, galvanized steel sheet, and manufacturing method thereof
POSCO3 citations70
US11519051B2Dec 6, 2022
High-strength steel sheet having excellent processability and method for manufacturing same
POSCO2 citations67
US11345984B2May 31, 2022
High-strength steel sheet with excellent crashworthiness characteristics and formability and method of manufacturing the same
POSCO0 citations58
US11345985B2May 31, 2022
High-strength steel sheet with excellent crashworthiness characteristics and formability and method of manufacturing the same
POSCO0 citations58
US10941468B2Mar 9, 2021
High tensile strength steel having excellent bendability and stretch-flangeability and manufacturing method thereof
POSCO0 citations49
US12428691B2Sep 30, 2025
Cold-rolled steel sheet having excellent bendability and hole expandability and method for manufacturing same
POSCO0 citations48