Inventor

YOO JI-HONG

KR2 patents

Patents

2 patents

US7220327B2May 22, 2007

Kick-down drum material and method of manufacturing the same

HYUNDAI MOTOR CO LTD0 citations43

US10240219B2Mar 26, 2019

High frequency heat treatment method of ultra-high strength parts

HYUNDAI MOTOR CO LTD0 citations33