Inventor · disambiguated record
Eric P. Hamkins
Also filed as: HAMKINS ERIC · HAMKINS ERIC P · HAMKINS ERIC PETER
15 granted patents·3 pending applications·544 citations·filing 1995–2022
94Inventor score
Top patents by PatentIndex Score
18 records- 0198US7905088B2Energy recovery and reuse techniques for a hydraulic systemINCOVA TECHNOLOGIES INC·Filed 2007·Granted Mar 15, 2011·64 cites·32 claims
- 0297US7823379B2Energy recovery and reuse methods for a hydraulic systemHUSCO INT INC·Filed 2007·Granted Nov 2, 2010·46 cites·26 claims
- 0395US10125750B2Radial piston pump assemblies and use thereof in hydraulic circuitsHUSCO INT INC·Filed 2016·Granted Nov 13, 2018·98 cites·27 claims
- 0495US7654369B2Hydraulic vibration damper piston with an integral electrically operated adjustment valveHUSCO INT INC·Filed 2008·Granted Feb 2, 2010·110 cites·22 claims
- 0595US5579642APressure compensating hydraulic control systemHUSCO INT INC·Filed 1995·Granted Dec 3, 1996·84 cites·5 claims
- 0692US5950429AHydraulic control valve system with load sensing priorityHUSCO INT INC·Filed 1997·Granted Sep 14, 1999·52 cites·8 claims
- 0791US6640834B1Electrohydraulic valve for controlling a cam shaft phasing mechanism of an internal combustion engineHUSCO INT INC·Filed 2002·Granted Nov 4, 2003·38 cites·23 claims
- 0890US9032724B2Command based method for allocating fluid flow from a plurality of pumps to multiple hydraulic functionsPFAFF JOSEPH L·Filed 2011·Granted May 19, 2015·11 cites·37 claims
- 0990US8215107B2Flow summation system for controlling a variable displacement hydraulic pumpPFAFF JOSEPH L·Filed 2010·Granted Jul 10, 2012·9 cites·24 claims
- 1089US9091281B2System for allocating fluid from multiple pumps to a plurality of hydraulic functions on a priority basisQUINNELL COREY K·Filed 2012·Granted Jul 28, 2015·16 cites·36 claims
- 1183US8899034B2Hydraulic system with fluid flow summation control of a variable displacement pump and priority allocation of fluid flowBALLWEG JACOB·Filed 2011·Granted Dec 2, 2014·11 cites·24 claims
- 1269US11549525B2Electronically adjustable pressure compensated flow control with pressure limiting relief valveHUSCO INT INC·Filed 2021·Granted Jan 10, 2023·1 cites·20 claims
- 1358US8453783B2Differential pressure controlHAMKINS ERIC·Filed 2007·Granted Jun 4, 2013·4 cites·21 claims
- 1442US2024159254A1Systems and Methods for Pressure ControlHUSCO INT INC·Filed 2022·Application pending·0 cites
- 1542US2018252243A1Systems and methods for dynamic response on mobile machinesHUSCO INT INC·Filed 2018·Application pending·0 cites
- 1640US2008034957A1Hydraulic Actuator Control Circuit With Pressure Operated Counterbalancing ValvesSTEPHENSON DWIGHT B·Filed 2006·Application pending·0 cites
- 1737US10072679B2Systems and methods for selectively engaged regeneration of a hydraulic systemHUSCO INT INC·Filed 2015·Granted Sep 11, 2018·0 cites·27 claims
- 1835US9752597B2Metered fluid source connection to downstream functions in PCLS systemsHUSCO INT INC·Filed 2015·Granted Sep 5, 2017·0 cites·44 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →