KR

Kwan Ho RYU

DC Dong Yang Piston Co.: 1 patents #1 of 5Top 20%
Overall (2016): #321,207 of 481,213Top 70%
1
Patents 2016

Issued Patents 2016

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9328823 Steel piston having cooling channel without flash Jun Kui YANG, Jeong Keun LEE, Sang-Bean PARK, In Cheol Yoo 2016-05-03