RH

Ryohei Hashimoto

IC Idemitsu Kosan Co.: 1 patents #56 of 131Top 45%
Overall (2019): #288,381 of 560,194Top 55%
1
Patents 2019

Issued Patents 2019

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10505123 Compound and organic electroluminescent device using same Kei Yoshida, Toshihiro Iwakuma 2019-12-10