YC

Yun Ju Chang

Samsung: 1 patents #3,826 of 8,673Top 45%
Overall (2011): #120,782 of 364,097Top 35%
1
Patents 2011

Issued Patents 2011

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7879971 Multiblock copolymer, method of preparing the same, polymer electrolyte membrane prepared from the multiblock copolymer, method of preparing the polymer electrolyte membrane, and fuel cell employing the polymer electrolyte membrane Hae-kyoung Kim, Won-mok Lee, Hyuk Chang, Jin Chul Jung, Sam Dae Park 2011-02-01