Inventor

JEONG JAE SUK

KR2 patents

Patents

2 patents

US10907229B2Feb 2, 2021

Hot-work mold steel for die casting and method of manufacturing the same

DOOSAN HEAVY IND & CONSTRUCTION CO LTD0 citations54

US10563277B2Feb 18, 2020

Hot-work mold steel for die casting and method of manufacturing the same

DOOSAN HEAVY IND & CONSTRUCTION CO LTD0 citations44