RI

Rui Ishikawa

SC Sumitomo Chemical: 8 patents #606 of 4,033Top 20%
📍 Ibaraki, JP: #1,290 of 6,779 inventorsTop 20%
Overall (All Time): #632,119 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Showing 1–8 of 8 patents

Patent #TitleCo-InventorsDate
10529934 Metal complex and light emitting device using the same Takakazu SAITO, Yusuke Ishii, Kazuei Ohuchi, Nobuhiko Akino 2020-01-07
9601696 Electroluminescent composition and electric device with high brightness Masanobu Tanaka, Takayuki Iijima, Kensaku Horie, Ken Sakakibara 2017-03-21
9520569 Aryl compounds for application in a highly polar solvent Ken Sakakibara, Masanobu Tanaka, Hideyuki Higashimura 2016-12-13
9455408 Layered structure, polymer, electroluminescent device, and photoelectric conversion device Masanobu Tanaka, Kenta Tanaka, Ken Sakakibara, Hideyuki Higashimura 2016-09-27
9318706 Laminated structure, method for producing same, and electronic element comprising same Kenta Tanaka, Tomohisa Temma, Hideyuki Higashimura 2016-04-19
9306170 Electronic device and polymer compound Masanobu Tanaka, Norifumi Kobayashi, Ken Sakakibara, Hideyuki Higashimura 2016-04-05
9306169 Electronic device, polymer compound, organic compound, and method of producing polymer compound Masanobu Tanaka, Ken Sakakibara, Hideyuki Higashimura 2016-04-05
9184388 Layered structure, electronic device using same, aromatic compound, and method for manufacturing said compound Arihiro Yashiro, Hideyuki Higashimura, Masanobu Tanaka 2015-11-10