KC

Kyoungjoon Chang

HM Hyundai Motor: 1 patents #6,384 of 11,886Top 55%
Overall (All Time): #3,215,684 of 4,157,543Top 80%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
8225758 Continuously variable valve lift system for engines and controlling method thereof Eunho Lee, Younghong Kwak, Kiyoung Kwon, Jinkook Kong, Soohyung Woo 2012-07-24