Assignee
FLEETGUARD INC
US176 patents
Top patents by PatentIndex Score
US6449947B1Sep 17, 2002
Low pressure injection and turbulent mixing in selective catalytic reduction system
FLEETGUARD INC276 citations99
US7662216B1Feb 16, 2010
In-line filter and service method
FLEETGUARD INC65 citations98
US6884349B1Apr 26, 2005
Oval centerpost and cooperating filter cartridge
FLEETGUARD INC99 citations98
US6601385B2Aug 5, 2003
Impactor for selective catalytic reduction system
FLEETGUARD INC132 citations98
US6354283B1Mar 12, 2002
Diesel engine modular crankcase ventilation filter
FLEETGUARD INC111 citations98
US6139595AOct 31, 2000
Air/oil coalescer with centrifugally assisted drainage
FLEETGUARD INC110 citations98
US6019717AFeb 1, 2000
Nozzle inlet enhancement for a high speed turbine-driven centrifuge
FLEETGUARD INC97 citations98
US6017300AJan 25, 2000
High performance soot removing centrifuge with impulse turbine
FLEETGUARD INC88 citations98
US5753117AMay 19, 1998
Replaceable filter element and snap-on filter lid assembly
FLEETGUARD INC141 citations98
US5637217AJun 10, 1997
Self-driven, cone-stack type centrifuge
FLEETGUARD INC130 citations98
US7754123B2Jul 13, 2010
High performance filter media with internal nanofiber structure and manufacturing methodology
FLEETGUARD INC90 citations97
US7540895B2Jun 2, 2009
Multiple flow filter system
FLEETGUARD INC73 citations97
US7527739B2May 5, 2009
Apparatus, system, and method for multistage water separation
FLEETGUARD INC70 citations97
US7506663B2Mar 24, 2009
Magnetic check valve
FLEETGUARD INC65 citations97
US7413588B2Aug 19, 2008
High efficiency, low restriction, cost effective filter
FLEETGUARD INC83 citations97
US7323105B1Jan 29, 2008
High capacity direct flow filter with maintained channel width
FLEETGUARD INC65 citations97
US7314558B1Jan 1, 2008
Pleated panel fluid filter
FLEETGUARD INC63 citations97
US7258719B2Aug 21, 2007
Filter and forming system
FLEETGUARD INC102 citations97
US7235177B2Jun 26, 2007
Integral air/oil coalescer for a centrifuge
FLEETGUARD INC87 citations97
US7156991B2Jan 2, 2007
Liquid additive slow-release apparatus driven by a filter pressure gradient
FLEETGUARD INC84 citations97
US6946012B1Sep 20, 2005
Filter and forming system
FLEETGUARD INC84 citations97
US6902598B2Jun 7, 2005
Filter with efficiently sealed end
FLEETGUARD INC123 citations97
US6745560B2Jun 8, 2004
Adsorber aftertreatment system having dual soot filters
FLEETGUARD INC77 citations97
US6722123B2Apr 20, 2004
Exhaust aftertreatment device, including chemical mixing and acoustic effects
FLEETGUARD INC139 citations97
US6712869B2Mar 30, 2004
Exhaust aftertreatment device with flow diffuser
FLEETGUARD INC112 citations97
US6638332B1Oct 28, 2003
Filter with multi-purpose end cap
FLEETGUARD INC94 citations97
US6582490B2Jun 24, 2003
Pre-form for exhaust aftertreatment control filter
FLEETGUARD INC108 citations97
US6544310B2Apr 8, 2003
Exhaust aftertreatment filter with particulate distribution pattern
FLEETGUARD INC95 citations97
US6045693AApr 4, 2000
Spin-on filter assembly
FLEETGUARD INC99 citations97
US5662799ASep 2, 1997
Slow release coolant filter
FLEETGUARD INC133 citations97
US5556542ASep 17, 1996
Fluid filter assembly
FLEETGUARD INC197 citations97
US7323106B2Jan 29, 2008
Multi-element filter with multiple pleat channel height
FLEETGUARD INC77 citations96
US7153422B2Dec 26, 2006
Liquid additive slow-release apparatus driven by a filter pressure gradient
FLEETGUARD INC82 citations96
US7097694B1Aug 29, 2006
High performance, high efficiency filter
FLEETGUARD INC121 citations96
US6576045B2Jun 10, 2003
Multi-stage diesel particulate collector system with combined processes of inertial impaction, virtual impaction, and filtration
FLEETGUARD INC67 citations96
US6444006B1Sep 3, 2002
High temperature composite ceramic filter
FLEETGUARD INC66 citations96
US6361684B1Mar 26, 2002
Integrated fuel pump and fuel filter with fuel-water separation
FLEETGUARD INC58 citations96
USRE37369ESep 18, 2001
Slow release coolant filter
FLEETGUARD INC105 citations96
US6207045B1Mar 27, 2001
Water-in-fuel integrated control module
FLEETGUARD INC59 citations96
US5846417ADec 8, 1998
Self closing filter centerpost
FLEETGUARD INC126 citations96
US5795477AAug 18, 1998
Self-driven, cone-stack type centrifuge
FLEETGUARD INC60 citations96
US7247183B2Jul 24, 2007
Panel filter with gasket seal
FLEETGUARD INC99 citations95
US7070641B1Jul 4, 2006
Carbon media filter element
FLEETGUARD INC95 citations95
US6958083B1Oct 25, 2005
Air cleaner with reduced restriction precleaner
FLEETGUARD INC60 citations95
US6238554B1May 29, 2001
Fuel filter including slow release additive
FLEETGUARD INC176 citations95
US6860917B2Mar 1, 2005
Melt-spun ceramic fiber filter and method
FLEETGUARD INC92 citations94
US6758980B2Jul 6, 2004
Liquid filter with separate and calibrated vapor release
FLEETGUARD INC49 citations94
US5996810ADec 7, 1999
Fluid filter assembly
FLEETGUARD INC83 citations94
US5906736AMay 25, 1999
Nutplate for fluid filter
FLEETGUARD INC100 citations94
US5904357AMay 18, 1999
Fluid filter seal arrangement
FLEETGUARD INC76 citations94
Showing the top 50 of 176 patents by PatentIndex Score.