NY

Norimasa Yokoyama

HC Hodogaya Chemical Co.: 5 patents #1 of 6Top 20%
📍 Ibaraki, JP: #22 of 672 inventorsTop 4%
Overall (2016): #25,055 of 481,213Top 6%
5
Patents 2016

Issued Patents 2016

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
9525140 Arylamine compound useful in an organic electroluminescent device Shigeru Kusano, Shuichi Hayashi 2016-12-20
9444055 Organic electroluminescent device Shuichi Hayashi, Eiji Takahashi, Shigeru Kusano 2016-09-13
9306174 Organic electroluminescent device Makoto Nagaoka, Kazunori Togashi, Shigeru Kusano, Eiji Takahashi 2016-04-05
9306175 Organic electroluminescent device Makoto Nagaoka, Kazunori Togashi, Shigeru Kusano, Eiji Takahashi 2016-04-05
9238624 Method of producing aromatic amino compounds Makoto Nagaoka, Kazunori Togashi 2016-01-19