NY

Nobuhiro Yabunouchi

IC Idemitsu Kosan Co.: 2 patents #24 of 131Top 20%
Overall (2019): #134,279 of 560,194Top 25%
2
Patents 2019

Issued Patents 2019

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10516112 Compound, organic electroluminescent element material, organic electroluminescent element, and electronic device Tomoki Kato, Masakazu Funahashi, Takahiro Fujiyama 2019-12-24
10446761 Aromatic amine derivative and electroluminescence device using the same Tetsuya Inoue 2019-10-15