KY

Kohei Yokoyama

SL Semiconductor Energy Laboratory: 2 patents #185 of 359Top 55%
Overall (2011): #85,061 of 364,097Top 25%
2
Patents 2011

Issued Patents 2011

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
8080811 Method for manufacturing evaporation donor substrate and light-emitting device Takahiro Ibe, Takuya Tsurume, Koichiro Tanaka 2011-12-20
7932112 Method for manufacturing light-emitting device Hisao Ikeda 2011-04-26