Inventor · disambiguated record
Douglas G. Hunter
Also filed as: HUNTER DOUGLAS · HUNTER DOUGLAS G
12 granted patents·1 pending application·201 citations·filing 1999–2022
91Inventor score
Files withBORGWARNER INC6HUNTER DOUGLAS G3SLW AUTOMOTIVE INC2JANNAUSCH MATTHEW J1SLPT Global Pump Group1
Top patents by PatentIndex Score
13 records- 0192US6790013B2Variable displacement vane pump with variable target regulatorBORGWARNER INC·Filed 2002·Granted Sep 14, 2004·46 cites·31 claims
- 0291US7018178B2Variable displacement pump and control therefore for supplying lubricant to an engineBORGWARNER INC·Filed 2003·Granted Mar 28, 2006·48 cites·39 claims
- 0390US7396214B2Variable displacement pump and control thereforBORGWARNER INC·Filed 2006·Granted Jul 8, 2008·18 cites·2 claims
- 0488US7726948B2Hydraulic pump with variable flow and variable pressure and electric controlSLW AUTOMOTIVE INC·Filed 2005·Granted Jun 1, 2010·23 cites·20 claims
- 0586US6896489B2Variable displacement vane pump with variable target regulatorBORGWARNER INC·Filed 2001·Granted May 24, 2005·27 cites·160 claims
- 0679US8512006B2Hydraulic pump with variable flow and pressure and improved open-loop electric controlHUNTER DOUGLAS G·Filed 2008·Granted Aug 20, 2013·7 cites·29 claims
- 0771US7674095B2Variable displacement vane pump with variable target regulatorBORGWARNER INC·Filed 2004·Granted Mar 9, 2010·12 cites·16 claims
- 0870US8961148B2Unified variable displacement oil pump and vacuum pumpHUNTER DOUGLAS G·Filed 2011·Granted Feb 24, 2015·2 cites·22 claims
- 0956US6186750B1Oil pump control valve spool with pilot pressure relief valveBORGWARNER INC·Filed 1999·Granted Feb 13, 2001·17 cites·21 claims
- 1048US8430645B2Two stage pressure regulation system for variable displacement hydraulic pumpsJANNAUSCH MATTHEW J·Filed 2007·Granted Apr 30, 2013·1 cites·23 claims
- 1147US8672658B2Vane pump with improved rotor and vane extension ringHUNTER DOUGLAS G·Filed 2010·Granted Mar 18, 2014·0 cites·14 claims
- 1240US11635076B2Variable displacement vane pump with improved pressure control and rangeSLPT Global Pump Group·Filed 2022·Granted Apr 25, 2023·0 cites·19 claims
- 1339US2011039250A1Integrated oil pump, water pump and oil cooler moduleSLW AUTOMOTIVE INC·Filed 2009·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →