HH

Hiroyuki Hayashida

NC NS Sumikin Chemical: 3 patents #1 of 33Top 4%
Overall (2017): #77,187 of 506,227Top 20%
3
Patents 2017

Issued Patents 2017

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
9614172 Curable composition, cured product, and organic electroluminescence element using same Masashi Niina, Hiroshige Tanaka, Kazuto Shiraishi, Tohru Asari, Kazuaki Yoshimura 2017-04-04
9590179 Curable composition, cured product, and organic electroluminescent element using same Masashi Niina, Hiroshige Tanaka, Kazuto Shiraishi, Tohru Asari, Kazuaki Yoshimura 2017-03-07
9543526 Nitrogen-containing aromatic compounds and organic electroluminescent device Takaya Ishiyama, Mitsuru Sakai, Masashi Niina, Kazuto Shiraishi, Kazuaki Yoshimura 2017-01-10