HT

Hiroaki TOYOSHIMA

IC Idemitsu Kosan Co.: 1 patents #52 of 126Top 45%
JO Joled: 1 patents #43 of 109Top 40%
Overall (2020): #447,903 of 565,922Top 80%
1
Patents 2020

Issued Patents 2020

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10833281 Organic electroluminescence composition, material for organic electroluminescence element, solution of material for organic electroluminescence element, and organic electroluminescence element Hironori Kawakami, Masakazu Funahashi, Tadahiko Yoshinaga 2020-11-10