YC

Young Sook Choi

Samsung: 2 patents #37,631 of 75,807Top 50%
Overall (All Time): #2,156,354 of 4,157,543Top 55%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
7201859 Hole transport layer and method for manufacturing the organic EL device by using the same Jun-Yeob Lee, Michael Redecker, Kerstin Nolte 2007-04-10
6242140 Method for manufacturing color filter Jang-Hyuk Kwon, Si-Hyun Lee, Joo Sang Park, Lee-gon Kim, Seong-Taek Lee +2 more 2001-06-05