Inventor

ICHIHASHI IKUMI

JP2 patents

Patents

2 patents

US8847367B2Sep 30, 2014

Organic electroluminescent device

FUKUMATSU TAKAYUKI2 citations53

US8758904B2Jun 24, 2014

Organic electroluminescent device comprising a first electron-transporting layer and a second electron-transporting layer

FUKUMATSU TAKAYUKI0 citations31