KY

Kei Yoshida

IC Idemitsu Kosan Co.: 5 patents #11 of 126Top 9%
📍 Sodegaura, PA: #1 of 1 inventorsTop 100%
Overall (2020): #34,326 of 565,922Top 7%
5
Patents 2020

Issued Patents 2020

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
10851055 Compound, material for organic electroluminescent elements, organic electroluminescent element, and electronic device Satomi TASAKI, Masahiro Kawamura, Toshinari Ogiwara, Hitoshi Kuma, Keiji Okinaka 2020-12-01
10811616 Organic electroluminescent element and electronic device Toshinari Ogiwara, Ryohei Hashimoto, Yumiko Mizuki 2020-10-20
10651398 Organic electroluminescence element and electronic device Toshinari Ogiwara 2020-05-12
10590080 Compound, material for organic electroluminescent elements, organic electroluminescent element, and electronic device Satomi TASAKI, Masahiro Kawamura, Toshinari Ogiwara, Hitoshi Kuma, Keiji Okinaka 2020-03-17
10547009 Organic electroluminescent element, electronic device and compound Ryohei Hashimoto, Toshinari Ogiwara, Yuichiro Kawamura, Masatoshi Saito 2020-01-28