TH

Tasuku HAKETA

IC Idemitsu Kosan Co.: 6 patents #9 of 135Top 7%
Overall (2018): #16,995 of 503,207Top 4%
6
Patents 2018

Issued Patents 2018

Patent #TitleCo-InventorsDate
10118889 Compound Hirokatsu Ito, Masahiro Kawamura, Yumiko Mizuki, Tomoharu HAYAMA, Ryota Takahashi 2018-11-06
9991445 Heterocyclic compound, material for organic electroluminescence device including the same, and organic electroluminescence device and electronic equipment employing the same Masahiro Kawamura, Kazuki Nishimura, Yumiko Mizuki, Hirokatsu Ito, Tomoharu HAYAMA 2018-06-05
9991455 Amine compound and organic electroluminescent element Yumiko Mizuki, Hirokatsu Ito, Tomoharu HAYAMA, Masahiro Kawamura 2018-06-05
9963429 Carbazole derivative, material for organic electroluminescent element which comprises same, and organic electroluminescent element and electronic device each manufactured using same Yumiko Mizuki, Hirokatsu Ito, Tomoharu HAYAMA, Kazuki Nishimura, Masahiro Kawamura +1 more 2018-05-08
9902687 Compound Hirokatsu Ito, Masahiro Kawamura, Yumiko Mizuki, Tomoharu HAYAMA, Ryota Takahashi 2018-02-27
9887367 Heterocyclic compound, material for organic electroluminescent elements using same, organic electroluminescent element using same, and electronic device Masahiro Kawamura, Kazuki Nishimura, Yumiko Mizuki 2018-02-06