P

Inventor

HAMKINS ERIC P

US12 patents
⚠️ This page may combine multiple inventors who share the name “HAMKINS ERIC P”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

HUSCO INT INC

7 patents
US5579642ADec 3, 1996

Pressure compensating hydraulic control system

HUSCO INT INC84 citations94
US7823379B2Nov 2, 2010

Energy recovery and reuse methods for a hydraulic system

HUSCO INT INC46 citations92
US5950429ASep 14, 1999

Hydraulic control valve system with load sensing priority

HUSCO INT INC52 citations92
US6640834B1Nov 4, 2003

Electrohydraulic valve for controlling a cam shaft phasing mechanism of an internal combustion engine

HUSCO INT INC38 citations90
US11549525B2Jan 10, 2023

Electronically adjustable pressure compensated flow control with pressure limiting relief valve

HUSCO INT INC1 citations48
US9752597B2Sep 5, 2017

Metered fluid source connection to downstream functions in PCLS systems

HUSCO INT INC0 citations31
US10072679B2Sep 11, 2018

Systems and methods for selectively engaged regeneration of a hydraulic system

HUSCO INT INC0 citations29

PFAFF JOSEPH L

2 patents
US8215107B2Jul 10, 2012

Flow summation system for controlling a variable displacement hydraulic pump

PFAFF JOSEPH L9 citations82
US9032724B2May 19, 2015

Command based method for allocating fluid flow from a plurality of pumps to multiple hydraulic functions

PFAFF JOSEPH L11 citations81

INCOVA TECHNOLOGIES INC

1 patent
US7905088B2Mar 15, 2011

Energy recovery and reuse techniques for a hydraulic system

INCOVA TECHNOLOGIES INC64 citations97

QUINNELL COREY K

1 patent
US9091281B2Jul 28, 2015

System for allocating fluid from multiple pumps to a plurality of hydraulic functions on a priority basis

QUINNELL COREY K16 citations77

BALLWEG JACOB

1 patent
US8899034B2Dec 2, 2014

Hydraulic system with fluid flow summation control of a variable displacement pump and priority allocation of fluid flow

BALLWEG JACOB11 citations74