YC

Young Il Chang

Overall (2017): #188,359 of 506,227Top 40%
1
Patents 2017

Issued Patents 2017

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9617855 Reaction-type turbine Ki Tae Kim, Yong Sik Hah, Jung-Hoon Kim 2017-04-11