KF

Kazuo FUTAMATA

SI Sumitomo Rubber Industries: 4 patents #529 of 1,637Top 35%
Overall (All Time): #1,180,592 of 4,157,543Top 30%
4
Patents All Time

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
9856986 Valve device Takeshi Ishimaru, Kouhei Morita 2018-01-02
9802198 Valve device Takeshi Ishimaru, Kouhei Morita 2017-10-31
9678453 Semiconductive roller 2017-06-13
9658557 Semiconductive roller 2017-05-23