Assignee
FLEETGUARD INC
US·176 granted patents·3 pending applications·8,796 citations·filing 1978–2008
Top patents by PatentIndex Score
179 records- 0199US6449947B1Low pressure injection and turbulent mixing in selective catalytic reduction systemFLEETGUARD INC·Filed 2001·Granted Sep 17, 2002·276 cites·20 claims
- 0298US7754123B2High performance filter media with internal nanofiber structure and manufacturing methodologyFLEETGUARD INC·Filed 2006·Granted Jul 13, 2010·90 cites·26 claims
- 0398US7540895B2Multiple flow filter systemFLEETGUARD INC·Filed 2005·Granted Jun 2, 2009·73 cites·16 claims
- 0498US7506663B2Magnetic check valveFLEETGUARD INC·Filed 2006·Granted Mar 24, 2009·65 cites·20 claims
- 0598US7258719B2Filter and forming systemFLEETGUARD INC·Filed 2005·Granted Aug 21, 2007·102 cites·7 claims
- 0698US6601385B2Impactor for selective catalytic reduction systemFLEETGUARD INC·Filed 2001·Granted Aug 5, 2003·132 cites·11 claims
- 0798US6354283B1Diesel engine modular crankcase ventilation filterFLEETGUARD INC·Filed 2000·Granted Mar 12, 2002·111 cites·24 claims
- 0898US6238554B1Fuel filter including slow release additiveFLEETGUARD INC·Filed 1999·Granted May 29, 2001·176 cites·19 claims
- 0997US7527739B2Apparatus, system, and method for multistage water separationFLEETGUARD INC·Filed 2005·Granted May 5, 2009·70 cites·36 claims
- 1097US7156991B2Liquid additive slow-release apparatus driven by a filter pressure gradientFLEETGUARD INC·Filed 2004·Granted Jan 2, 2007·84 cites·14 claims
- 1197US6884349B1Oval centerpost and cooperating filter cartridgeFLEETGUARD INC·Filed 2004·Granted Apr 26, 2005·99 cites·16 claims
- 1297US6638332B1Filter with multi-purpose end capFLEETGUARD INC·Filed 2001·Granted Oct 28, 2003·94 cites·12 claims
- 1397US5556542AFluid filter assemblyFLEETGUARD INC·Filed 1995·Granted Sep 17, 1996·197 cites·24 claims
- 1496US7662216B1In-line filter and service methodFLEETGUARD INC·Filed 2006·Granted Feb 16, 2010·65 cites·19 claims
- 1596US7406960B2Oil mist removal device with oil fillFLEETGUARD INC·Filed 2005·Granted Aug 5, 2008·31 cites·8 claims
- 1696US7323106B2Multi-element filter with multiple pleat channel heightFLEETGUARD INC·Filed 2005·Granted Jan 29, 2008·77 cites·6 claims
- 1796US7314558B1Pleated panel fluid filterFLEETGUARD INC·Filed 2005·Granted Jan 1, 2008·63 cites·6 claims
- 1896US7235177B2Integral air/oil coalescer for a centrifugeFLEETGUARD INC·Filed 2003·Granted Jun 26, 2007·87 cites·24 claims
- 1996US6902598B2Filter with efficiently sealed endFLEETGUARD INC·Filed 2003·Granted Jun 7, 2005·123 cites·14 claims
- 2096US6745560B2Adsorber aftertreatment system having dual soot filtersFLEETGUARD INC·Filed 2002·Granted Jun 8, 2004·77 cites·24 claims
- 2196US6712869B2Exhaust aftertreatment device with flow diffuserFLEETGUARD INC·Filed 2002·Granted Mar 30, 2004·112 cites·5 claims
- 2296US6582490B2Pre-form for exhaust aftertreatment control filterFLEETGUARD INC·Filed 2001·Granted Jun 24, 2003·108 cites·27 claims
- 2395US7413588B2High efficiency, low restriction, cost effective filterFLEETGUARD INC·Filed 2004·Granted Aug 19, 2008·83 cites·8 claims
- 2495US7328572B2Exhaust aftertreatment device with star-plugged turbulatorFLEETGUARD INC·Filed 2006·Granted Feb 12, 2008·50 cites·6 claims
- 2595US7153422B2Liquid additive slow-release apparatus driven by a filter pressure gradientFLEETGUARD INC·Filed 2004·Granted Dec 26, 2006·82 cites·11 claims
- 2695US7097694B1High performance, high efficiency filterFLEETGUARD INC·Filed 2003·Granted Aug 29, 2006·121 cites·6 claims
- 2795US6722123B2Exhaust aftertreatment device, including chemical mixing and acoustic effectsFLEETGUARD INC·Filed 2002·Granted Apr 20, 2004·139 cites·16 claims
- 2895US5753117AReplaceable filter element and snap-on filter lid assemblyFLEETGUARD INC·Filed 1996·Granted May 19, 1998·141 cites·16 claims
- 2995US5637217ASelf-driven, cone-stack type centrifugeFLEETGUARD INC·Filed 1996·Granted Jun 10, 1997·130 cites·30 claims
- 3094US6860917B2Melt-spun ceramic fiber filter and methodFLEETGUARD INC·Filed 2002·Granted Mar 1, 2005·92 cites·10 claims
- 3194US6576045B2Multi-stage diesel particulate collector system with combined processes of inertial impaction, virtual impaction, and filtrationFLEETGUARD INC·Filed 2001·Granted Jun 10, 2003·67 cites·27 claims
- 3293US7517380B2Serviceable aligned exhaust aftertreatment assemblyFLEETGUARD INC·Filed 2006·Granted Apr 14, 2009·32 cites·24 claims
- 3393US6139595AAir/oil coalescer with centrifugally assisted drainageFLEETGUARD INC·Filed 1998·Granted Oct 31, 2000·110 cites·23 claims
- 3493US6019717ANozzle inlet enhancement for a high speed turbine-driven centrifugeFLEETGUARD INC·Filed 1998·Granted Feb 1, 2000·97 cites·5 claims
- 3593US5846417ASelf closing filter centerpostFLEETGUARD INC·Filed 1997·Granted Dec 8, 1998·126 cites·13 claims
- 3693US5662799ASlow release coolant filterFLEETGUARD INC·Filed 1996·Granted Sep 2, 1997·133 cites·27 claims
- 3792US7247183B2Panel filter with gasket sealFLEETGUARD INC·Filed 2004·Granted Jul 24, 2007·99 cites·1 claims
- 3892US7070641B1Carbon media filter elementFLEETGUARD INC·Filed 2003·Granted Jul 4, 2006·95 cites·6 claims
- 3992US6444006B1High temperature composite ceramic filterFLEETGUARD INC·Filed 2000·Granted Sep 3, 2002·66 cites·1 claims
- 4092US6017300AHigh performance soot removing centrifuge with impulse turbineFLEETGUARD INC·Filed 1998·Granted Jan 25, 2000·88 cites·38 claims
- 4192US5556440APressure-actuated radial air filter sealFLEETGUARD INC·Filed 1994·Granted Sep 17, 1996·147 cites·5 claims
- 4291US7500358B2Apparatus, system, and method for enhancing soot filter protectionFLEETGUARD INC·Filed 2006·Granted Mar 10, 2009·29 cites·26 claims
- 4391US7323105B1High capacity direct flow filter with maintained channel widthFLEETGUARD INC·Filed 2004·Granted Jan 29, 2008·65 cites·5 claims
- 4491US6946012B1Filter and forming systemFLEETGUARD INC·Filed 2003·Granted Sep 20, 2005·84 cites·7 claims
- 4591US6361684B1Integrated fuel pump and fuel filter with fuel-water separationFLEETGUARD INC·Filed 2000·Granted Mar 26, 2002·58 cites·22 claims
- 4691USRE37369ESlow release coolant filterFLEETGUARD INC·Filed 1999·Granted Sep 18, 2001·105 cites·37 claims
- 4791US6045693ASpin-on filter assemblyFLEETGUARD INC·Filed 1997·Granted Apr 4, 2000·99 cites·29 claims
- 4891US5855772AFuel filter and water separator apparatus with heaterFLEETGUARD INC·Filed 1996·Granted Jan 5, 1999·79 cites·16 claims
- 4991US5549821AFluid filter assembly for vehiclesFLEETGUARD INC·Filed 1994·Granted Aug 27, 1996·86 cites·8 claims
- 5090US7533520B2Exhaust aftertreatment mixer with stamped muffler flangeFLEETGUARD INC·Filed 2006·Granted May 19, 2009·47 cites·13 claims
Showing the top 50 of 179 patent records by PatentIndex Score.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →