EM

Eisuke Matsuzaki

SI Sumitomo Heavy Industries: 6 patents #59 of 917Top 7%
SC Sumitomo Construction Machinery Co.: 1 patents #46 of 89Top 55%
Overall (All Time): #828,798 of 4,157,543Top 20%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
10704230 Shovel Daisuke Kitajima 2020-07-07
10604916 Shovel Hiroshi Ishiyama, Koichiro Tsukane, Kazushi Ishida 2020-03-31
10393260 Hydraulic control apparatus and method 2019-08-27
10337538 Shovel Hiroshi Ishiyama, Koichiro Tsukane 2019-07-02
9784368 Hydraulic control apparatus and method 2017-10-10
9651061 Hydraulic control apparatus and method 2017-05-16