YK

Yuichiro Kawamura

IC Idemitsu Kosan Co.: 7 patents #4 of 109Top 4%
MC Mitsubishi Chemical: 1 patents #41 of 195Top 25%
Overall (2016): #9,214 of 481,213Top 2%
8
Patents 2016

Issued Patents 2016

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
9512137 Organic electroluminescence device Hirokatsu Ito, Hiroyuki Saito, Yumiko Mizuki, Masahiro Kawamura 2016-12-06
9484540 Oxygen-containing fused ring derivative and organic electroluminescence device comprising the same Hirokatsu Ito, Masahiro Kawamura, Yumiko Mizuki, Hiroyuki Saito 2016-11-01
9365767 Organic electric field light emitting element and production therefor Masayoshi Yabe, Tomoyuki Ogata, Hideki Sato, Koichiro Iida, Asato TANAKA +3 more 2016-06-14
9353027 Organic electroluminescent element using pyrene derivative Masahiro Kawamura, Yumiko Mizuki, Hiroyuki Saito, Hirokatsu Ito 2016-05-31
9324950 Organic electroluminescence device Hiroyuki Saito, Hitoshi Kuma, Masahiro Kawamura, Yukitoshi Jinde, Hirokatsu Ito +2 more 2016-04-26
9273002 Benzo[k]fluoranthene derivative and organic electroluminescence device containing the same Hirokatsu Ito, Masahiro Kawamura, Yumiko Mizuki, Hiroyuki Saito 2016-03-01
9266851 Fluorene-containing aromatic compound, material for organic electroluminescent element, and organic electroluminescent element using same Kei Yoshida, Kazuki Nishimura, Mitsunori Ito, Toshinari Ogiwara, Toshihiro Iwakuma 2016-02-23
9269907 Aromatic amine derivative and organic electroluminescence device using the same Yumiko Mizuki, Hiroyuki Saito, Hirokatsu Ito, Masahiro Kawamura 2016-02-23