Inventor
YAMAWAKI HAYATO
JP3 patents
Patents
3 patentsUS10153449B2Dec 11, 2018
Light-emitting element, light-emitting device, electronic device, and lighting device
SEMICONDUCTOR ENERGY LAB2 citations71
US10074822B2Sep 11, 2018
Light-emitting element, light-emitting device, electronic device, and lighting device
SEMICONDUCTOR ENERGY LAB2 citations71
US9695158B2Jul 4, 2017
Dibenzo[f,h]quinoxaline derivative, method of synthesizing the same, light-emitting element, light-emitting device, electronic appliance, and lighting device
SEMICONDUCTOR ENERGY LAB1 citations50