Patents/Inventors

Chang-hyo Seo

Gwangyang-siKR2 patents

2 Patents

US124286912025
Cold-rolled Steel Sheet Having Excellent Bendability and Hole Expandability and Method for Manufacturing Same
POSCO CO., Ltd
0 cites
US118279502023
Method of Manufacturing High-strength Steel Sheet Having Excellent Processability
POSCO CO., Ltd
0 cites