HK

Hitoshi Kagiwada

HC Hitachi Construction Machinery Co.: 1 patents #15 of 62Top 25%
📍 Ibaraki, JP: #235 of 769 inventorsTop 35%
Overall (2002): #206,617 of 266,432Top 80%
1
Patents 2002

Issued Patents 2002

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6389809 Volume control valve of variable displacement hydraulic rotating machine Takashi Niidome, Takeshi Kobayashi 2002-05-21