HK

Hiroshi Kumagai

HC Hitachi Construction Machinery Co.: 1 patents #52 of 136Top 40%
Overall (2019): #445,448 of 560,194Top 80%
1
Patents 2019

Issued Patents 2019

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10487476 Construction machine Kazuhiko Mizoguchi, Masao Kariya 2019-11-26