Inventor

OSAWA MASAAKI

JP3 patents

Patents

3 patents

US10522970B2Dec 31, 2019

Light-emitting device

TOYODA GOSEI KK2 citations68

US10690319B2Jun 23, 2020

Light emitting device

TOYODA GOSEI KK0 citations47

US10584853B2Mar 10, 2020

Light-emitting device

TOYODA GOSEI KK0 citations36