Inventor
KAWAMURA MASAHISA
JP18 patents
⚠️ This page may combine multiple inventors who share the name “KAWAMURA MASAHISA”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
KANZAKI KOKYUKOKI MFG CO LTD
16 patentsUS4893524AJan 16, 1990
HST system axle driving apparatus
KANZAKI KOKYUKOKI MFG CO LTD125 citations98
US5069037ADec 3, 1991
Fluid supply system for vehicles
KANZAKI KOKYUKOKI MFG CO LTD57 citations94
US6199653B1Mar 13, 2001
Four-wheel driven vehicle
KANZAKI KOKYUKOKI MFG CO LTD24 citations92
US4643442AFeb 17, 1987
Fluid supply system for working vehicles
KANZAKI KOKYUKOKI MFG CO LTD21 citations82
US4773216ASep 27, 1988
Flow divider valve for hydraulic system in working vehicles
KANZAKI KOKYUKOKI MFG CO LTD16 citations81
US5479845AJan 2, 1996
Fluid supply assembly for working vehicles
KANZAKI KOKYUKOKI MFG CO LTD14 citations74
US7762371B2Jul 27, 2010
Pump unit and hydrostatic transmission
KANZAKI KOKYUKOKI MFG CO LTD7 citations73
US4866936ASep 19, 1989
Two-stage flow divider with pressure-relief valves in each stage to regulate flow in hydraulic system for working vehicles
KANZAKI KOKYUKOKI MFG CO LTD10 citations73
US4637482AJan 20, 1987
Hydraulic system in working vehicles
KANZAKI KOKYUKOKI MFG CO LTD9 citations73
US5720214AFeb 24, 1998
Fluid supply assembly for working vehicles
KANZAKI KOKYUKOKI MFG CO LTD10 citations72
US8002073B2Aug 23, 2011
Hydraulic drive working vehicle
KANZAKI KOKYUKOKI MFG CO LTD5 citations62
US7775309B2Aug 17, 2010
Pump unit
KANZAKI KOKYUKOKI MFG CO LTD2 citations62
US7677038B2Mar 16, 2010
Pump unit
KANZAKI KOKYUKOKI MFG CO LTD3 citations62
US7430863B2Oct 7, 2008
Pump unit and hydrostatic transmission
KANZAKI KOKYUKOKI MFG CO LTD2 citations62
US7370476B2May 13, 2008
Pump system, charge relief mechanism and oil pressure control mechanism
KANZAKI KOKYUKOKI MFG CO LTD4 citations62
US4856277AAug 15, 1989
Two-stage flow divider with constant orifice first stage in hydraulic system for working vehicles
KANZAKI KOKYUKOKI MFG CO LTD2 citations62