AN

Akifumi Nakamura

IC Idemitsu Kosan Co.: 1 patents #47 of 111Top 45%
JO Joled: 1 patents #4 of 45Top 9%
Overall (2023): #530,987 of 537,848Top 100%
1
Patents 2023

Issued Patents 2023

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11678571 Organic electroluminescent device using aryl amine derivative containing heterocycle Masahiro Kawamura, Emiko Kambe, Yasunori Kijima, Tadahiko Yoshinaga, Shigeyuki Matsunami 2023-06-13