TK

Tomoki Kato

IC Idemitsu Kosan Co.: 11 patents #5 of 135Top 4%
Overall (2018): #4,997 of 503,207Top 1%
11
Patents 2018

Issued Patents 2018

Patent #TitleCo-InventorsDate
10043977 Nitrogenated aromatic heterocyclic derivative, and organic electroluminescent element using same Nobuhiro Yabunouchi, Takahiro Fujiyama 2018-08-07
10026907 Material for organic electroluminescence device and organic electroluminescence device using the same Masaki Numata, Kazuki Nishimura, Toshihiro Iwakuma, Chishio Hosokawa 2018-07-17
10020454 Material for organic electroluminescence device and organic electroluminescence device using the same Masaki Numata, Kazuki Nishimura, Toshihiro Iwakuma, Chishio Hosokawa 2018-07-10
10014477 Aromatic amine derivative, and organic electroluminescent element using same Takayasu Sado, Takahiro Fujiyama 2018-07-03
9972786 Aromatic amine derivative, and organic electroluminescent element Nobuhiro Yabunouchi, Masahiro Kawamura 2018-05-15
9966539 Organic electroluminescence device Takayasu Sado, Takahiro Fujiyama 2018-05-08
9954187 Compound, organic electroluminescence device and electronic device Ryota Takahashi, Hidetsugu Ikeda 2018-04-24
9923141 Carbazole-based polymer and organic electroluminescence element using same Akinori Yomogita, Hironori Kawakami, Masami Watanabe, Kiyoshi Ikeda, Masahiro Kawamura +1 more 2018-03-20
9917273 Cross-linking polymer and organic electroluminescent element using same Akinori Yomogita, Hironori Kawakami, Masami Watanabe, Kiyoshi Ikeda, Masahiro Kawamura +1 more 2018-03-13
9882134 Polymer compound, material for organic electroluminescence element using same, and organic electroluminescence element Takahiro Fujiyama, Masakazu Funahashi 2018-01-30
9871203 Aromatic amine derivative, organic electroluminescent element and electronic device Takayasu Sado, Takahiro Fujiyama 2018-01-16