YU

Yoshikazu Umemoto

SC Sumitomo Chemical: 3 patents #1,386 of 4,033Top 35%
Overall (All Time): #1,491,193 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
9617468 Luminescent composition and light-emitting element using said composition Kohei Asada, Shigeru Sasaki 2017-04-11
8114956 Polymer having unit obtained by condensation of difluorocyclopentanedione ring and aromatic ring, organic thin film using the same, and organic thin film device Yutaka Ie, Yoshio Aso, Masato Ueda 2012-02-14
7932347 Polymer comprising unit comprising fluorocyclopentane ring fused with aromatic ring and organic thin film and organic thin film element both comprising the same Yutaka Ie, Yoshio Aso, Masato Ueda 2011-04-26