JR

Ji-yoon Ryu

Overall (All Time): #3,275,304 of 4,157,543Top 80%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
7642668 Power transmission apparatus for wind generator Doo Hoon Kim, Jin-I Park, Chul-jin Byun, Jin-su Hwang, Chin-wha Chung +1 more 2010-01-05