Inventor
OKUYAMA TAKUMU
JP12 patents
Patents
12 patentsUS11943944B2Mar 26, 2024
Light-emitting device, light-emitting apparatus, electronic device, and lighting device
SEMICONDUCTOR ENERGY LAB2 citations72
US12317668B2May 27, 2025
Light-emitting device, light-emitting apparatus, electronic device, and lighting device
SEMICONDUCTOR ENERGY LAB1 citations64
US12557467B2Feb 17, 2026
Light-emitting device, light-emitting apparatus, electronic device, and lighting device
SEMICONDUCTOR ENERGY LAB0 citations62
US12349591B2Jul 1, 2025
Light-emitting device, light-emitting apparatus, electronic device, and lighting device
SEMICONDUCTOR ENERGY LAB0 citations62
US12101997B2Sep 24, 2024
Light-emitting device including light-emitting layer and electron-transport layer
SEMICONDUCTOR ENERGY LAB1 citations62
US12029057B2Jul 2, 2024
Light-emitting device, light-emitting apparatus, electronic device, and lighting device
SEMICONDUCTOR ENERGY LAB0 citations61
US11673863B2Jun 13, 2023
Organic compound, light-emitting device, light-receiving device, light-emitting apparatus, light-emitting module, electronic device, and lighting device
SEMICONDUCTOR ENERGY LAB0 citations61
US11647642B2May 9, 2023
Light-emitting device, light-emitting apparatus, electronic device, and lighting device
SEMICONDUCTOR ENERGY LAB0 citations61
US12295260B2May 6, 2025
Organic compound, light-emitting device, light-emitting apparatus, electronic device, and lighting device
SEMICONDUCTOR ENERGY LAB0 citations52
US12082429B2Sep 3, 2024
Light-emitting device, light-emitting apparatus, electronic device, and lighting device
SEMICONDUCTOR ENERGY LAB0 citations52
US12421201B2Sep 23, 2025
Organic compound, optical device, light-emitting device, light-emitting apparatus, electronic device, and lighting device
SEMICONDUCTOR ENERGY LAB0 citations51
US12089490B2Sep 10, 2024
Organic compound, light-emitting element, light-emitting device, electronic device, and lighting device
SEMICONDUCTOR ENERGY LAB0 citations47