AN

Akifumi Nakamura

IC Idemitsu Kosan Co.: 2 patents #24 of 131Top 20%
JO Joled: 2 patents #21 of 118Top 20%
Overall (2019): #195,661 of 560,194Top 35%
2
Patents 2019

Issued Patents 2019

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10283717 Organic electroluminescent device using aryl amine derivative containing heterocycle Masahiro Kawamura, Emiko Kambe, Yasunori Kijima, Tadahiko Yoshinaga, Shigeyuki Matsunami 2019-05-07
10263192 Organic electroluminescent device using aryl amine derivative containing heterocycle Masahiro Kawamura, Emiko Kambe, Yasunori Kijima, Tadahiko Yoshinaga, Shigeyuki Matsunami 2019-04-16