YK

Youngkoo Kim

NC Nessdisplay Co.: 1 patents #5 of 9Top 60%
Overall (All Time): #3,535,053 of 4,157,543Top 90%
1
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6342637 Diamine hole transport agent and organic electroluminescent device containing same Ki-Jong Han, Jae-Gyoung Lee, Dong Kwon Choi 2002-01-29