Inventor

FUKUMATSU TAKAYUKI

JP4 patents

⚠️ This page may combine multiple inventors who share the name “FUKUMATSU TAKAYUKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

FUKUMATSU TAKAYUKI

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

NIPPON STEEL & SUMIKIN CHEM CO

1 patent

US10340460B2Jul 2, 2019

Organic electroluminescent element

NIPPON STEEL & SUMIKIN CHEM CO1 citations60

NIPPON STEEL CHEMICAL CO

1 patent

US7749615B2Jul 6, 2010

Organic electroluminescent device

NIPPON STEEL CHEMICAL CO6 citations59