RH

Ryohei Hashimoto

IC Idemitsu Kosan Co.: 1 patents #47 of 111Top 45%
Overall (2023): #272,353 of 537,848Top 55%
1
Patents 2023

Issued Patents 2023

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
11569456 Organic electroluminescent element and electronic device Toshinari Ogiwara, Kei Yoshida, Yumiko Mizuki 2023-01-31