Inventor
AHN DEOK CHAN
KR4 patents
Patents
4 patentsUS11959159B2Apr 16, 2024
Austenitic stainless steel having excellent pipe-expandability and age cracking resistance
POSCO3 citations64
US11740038B2Aug 29, 2023
Ferritic stainless steel having excellent sound absorption properties for exhaust system heat exchanger and method of manufacturing the same
POSCO0 citations48
US11634801B2Apr 25, 2023
Ferritic stainless steel having reduced carbon sludge adsorption for exhaust system heat exchanger and method of manufacturing same
POSCO0 citations48
US12123067B2Oct 22, 2024
Ferritic stainless steel having improved pipe-expanding workability and method for manufacturing same
POSCO0 citations46