KK

Kouji Kumazawa

HC Hitachi Construction Machinery Co.: 1 patents #701 of 1,234Top 60%
📍 Sakuragawa, JP: #36 of 58 inventorsTop 65%
Overall (All Time): #3,400,605 of 4,157,543Top 85%
1
Patents All Time

Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
7293625 Operating lever device for construction machine and construction machine — 2007-11-13