Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
RH

Ryohei Hashimoto — 2 Patents in 2020

ICIdemitsu Kosan Co.: 2 patents #27 of 126Top 25%
Sodegaura, JP: #20 of 70 inventorsTop 30%
Overall (2020): #126,279 of 565,922Top 25%
2 Patents 2020

Issued Patents 2020

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10811616 Organic electroluminescent element and electronic device Toshinari Ogiwara, Kei Yoshida, Yumiko Mizuki 2020-10-20
10547009 Organic electroluminescent element, electronic device and compound Kei Yoshida, Toshinari Ogiwara, Yuichiro Kawamura, Masatoshi Saito 2020-01-28