TO

Tadashi Osaka

HC Hitachi Construction Machinery Co.: 2 patents #31 of 136Top 25%
📍 Kashiwa, JP: #25 of 95 inventorsTop 30%
Overall (2019): #114,836 of 560,194Top 25%
2
Patents 2019

Issued Patents 2019

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10450722 Control system for construction machine Hidekazu Moriki, Hiroshi Sakamoto, Yasutaka Tsuruga, Ryu NARIKAWA 2019-10-22
10450723 Hybrid construction machinery Ken Takeuchi, Seiji Ishida 2019-10-22