SN

Shigetaka Numazawa

HC Hodogaya Chemical Co.: 1 patents #18 of 29Top 65%
Overall (2017): #243,204 of 506,227Top 50%
1
Patents 2017

Issued Patents 2017

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
9842999 Benzotriazole derivative and an organic electroluminescent device Makoto Nagaoka, Kanae OTSUKA, Shigeru Kusano 2017-12-12