Inventor

KAWAMURA YUHKI

JP4 patents

Patents

4 patents

US10522970B2Dec 31, 2019

Light-emitting device

TOYODA GOSEI KK2 citations68

US10680402B2Jun 9, 2020

Light-emitting device

TOYODA GOSEI KK0 citations48

US10690319B2Jun 23, 2020

Light emitting device

TOYODA GOSEI KK0 citations47

US10584853B2Mar 10, 2020

Light-emitting device

TOYODA GOSEI KK0 citations36