DD

Daisuke Douyama

UB Ube: 1 patents #15 of 72Top 25%
UI Ube Industries: 1 patents #895 of 1,686Top 55%
Overall (All Time): #1,756,525 of 4,157,543Top 45%
2
Patents All Time

Issued Patents All Time

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
11951718 Laminate Kazutoshi TSUBOI, Hiroaki Fujii, Takaaki KUSUMOTO 2024-04-09
10933615 Multilayer tubes Kazutoshi TSUBOI, Koji Nakamura, Takaaki KUSUMOTO 2021-03-02