DR

Daisuke Ryuzaki

HI Hitachi: 1 patents #350 of 1,165Top 35%
SC Showa Denko Materials Co.: 1 patents #38 of 158Top 25%
Overall (2021): #168,100 of 548,734Top 35%
2
Patents 2021

Issued Patents 2021

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11181441 Sensor system Keiji Watanabe, Hiroaki Hasegawa, Hisanori Matsumoto 2021-11-23
11118005 Composition, hole transport material composition, and ink composition Kazuyuki KAMO, Hirotaka Sakuma, Kenichi Ishitsuka, Tomotsugu SUGIOKA, Yuki YOSHINARI +1 more 2021-09-14