HS

Hiroki Sugawara

HC Hitachi Construction Machinery Co.: 2 patents #31 of 136Top 25%
Overall (2019): #166,888 of 560,194Top 30%
2
Patents 2019

Issued Patents 2019

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
10323557 Construction machine Hayato Kubota, Kazuhiko Mizoguchi, Shigeru Hirasawa 2019-06-18
10167610 Construction machine Shosei Kurosaka, Kazuhiko Mizoguchi 2019-01-01