RN

Ryu NARIKAWA

HC Hitachi Construction Machinery Co.: 2 patents #31 of 136Top 25%
Overall (2019): #125,070 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, Tadashi Osaka 2019-10-22
10435870 Construction machine Hidekazu Moriki, Yasutaka Tsuruga, Hiroshi Sakamoto, Shiho Izumi 2019-10-08