Inventor
WIECZOREK MARK T
US33 patents
⚠️ This page may combine multiple inventors who share the name “WIECZOREK MARK T”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CUMMINS FILTRATION IP INC
22 patentsUS8360251B2Jan 29, 2013
Multi-layer coalescing media having a high porosity interior layer and uses thereof
CUMMINS FILTRATION IP INC33 citations92
US7959010B2Jun 14, 2011
Standpipe with integrated regulator valve
CUMMINS FILTRATION IP INC29 citations92
US7615151B2Nov 10, 2009
Filter with installation integrity and magnetic flow-control
CUMMINS FILTRATION IP INC19 citations92
US7655140B2Feb 2, 2010
Automatic water drain for suction fuel water separators
CUMMINS FILTRATION IP INC22 citations91
US7572306B2Aug 11, 2009
Filter system integrating pressure regulation and air vent
CUMMINS FILTRATION IP INC35 citations89
US11247143B2Feb 15, 2022
Perforated layer coalescer
CUMMINS FILTRATION IP INC7 citations84
US7850845B2Dec 14, 2010
Filter with installation integrity and magnetic flow-control
CUMMINS FILTRATION IP INC15 citations84
US7717092B2May 18, 2010
Fuel system with air venting and fuel anti-drainback
CUMMINS FILTRATION IP INC8 citations84
US8678202B2Mar 25, 2014
Modular filter elements for use in a filter-in-filter cartridge
CUMMINS FILTRATION IP INC14 citations83
US12290772B2May 6, 2025
Composite filter media with multiple fiber structures including nanofibers
CUMMINS FILTRATION IP INC2 citations73
US10953356B2Mar 23, 2021
Gradient nanofiber filter media
CUMMINS FILTRATION IP INC2 citations72
US10537837B2Jan 21, 2020
Gradient nanofiber filter media
CUMMINS FILTRATION IP INC2 citations72
US9987578B2Jun 5, 2018
Gradient nanofiber filter media
CUMMINS FILTRATION IP INC2 citations72
US11911714B2Feb 27, 2024
Perforated layer coalescer
CUMMINS FILTRATION IP INC2 citations71
US11857894B2Jan 2, 2024
Perforated layer coalescer
CUMMINS FILTRATION IP INC2 citations71
US12370469B2Jul 29, 2025
Perforated layer coalescer
CUMMINS FILTRATION IP INC0 citations61
US12296286B2May 13, 2025
Water retention barrier
CUMMINS FILTRATION IP INC0 citations60
US11612834B2Mar 28, 2023
Water retention barrier
CUMMINS FILTRATION IP INC0 citations60
US11918941B2Mar 5, 2024
Integrated module with stage one and stage two filters combined in single housing
CUMMINS FILTRATION IP INC0 citations57
US11458426B2Oct 4, 2022
Integrated module with stage one and stage two filters combined in single housing
CUMMINS FILTRATION IP INC0 citations57
US10031098B2Jul 24, 2018
Multi-conductor water in fuel sensor for fill rate detection
CUMMINS FILTRATION IP INC0 citations50
US9314711B2Apr 19, 2016
Fuel filter for the removal of a soap contaminant from diesel fuel
CUMMINS FILTRATION IP INC0 citations44
WIECZOREK MARK T
6 patentsUS8440081B2May 14, 2013
Quick drain filter
WIECZOREK MARK T20 citations92
US8590712B2Nov 26, 2013
Modular filter elements for use in a filter-in-filter cartridge
WIECZOREK MARK T27 citations91
US8277655B2Oct 2, 2012
Fluid filtering with contaminant removal
WIECZOREK MARK T8 citations83
US8168066B2May 1, 2012
Quick-drain filter
WIECZOREK MARK T15 citations83
US8551335B2Oct 8, 2013
Dual stage filtration with barrier for fuel water separation
WIECZOREK MARK T9 citations80
US9453754B2Sep 27, 2016
Multi-conductor water in fuel sensor for fill rate detection
WIECZOREK MARK T2 citations60
FLEETGUARD INC
4 patentsUS7506663B2Mar 24, 2009
Magnetic check valve
FLEETGUARD INC65 citations97
US6795646B1Sep 21, 2004
Fuel heater with cam removal feature
FLEETGUARD INC15 citations84
US7497230B1Mar 3, 2009
Priming pump with reed valve
FLEETGUARD INC4 citations63
US7020389B2Mar 28, 2006
Fuel heater with cam removal feature
FLEETGUARD INC4 citations63