Assignee
FED SIGNAL CORP
US·93 granted patents·22 pending applications·955 citations·filing 1978–2025
Top patents by PatentIndex Score
115 records- 0198USD324921SLight bar for an emergency vehicleFED SIGNAL CORP·Filed 1990·Granted Mar 24, 1992·141 cites·1 claims
- 0297US9878656B2Self-powered light barFED SIGNAL CORP·Filed 2015·Granted Jan 30, 2018·45 cites·16 claims
- 0393US7476013B2Light bar and method for makingFED SIGNAL CORP·Filed 2006·Granted Jan 13, 2009·39 cites·45 claims
- 0493USD291870SCombined light and speaker housing for an emergency vehicleFED SIGNAL CORP·Filed 1985·Granted Sep 15, 1987·44 cites·1 claims
- 0593USD254603SCombined light and siren speaker housing for emergency vehicleFED SIGNAL CORP·Filed 1978·Granted Apr 1, 1980·29 cites·1 claims
- 0691USD286988SCombined vehicle warning light and adjustable mounting bracket thereforFED SIGNAL CORP·Filed 1984·Granted Dec 2, 1986·28 cites·1 claims
- 0790US10759324B2Boom hose apparatusFED SIGNAL CORP·Filed 2018·Granted Sep 1, 2020·7 cites·20 claims
- 0890US7746794B2Integrated municipal management consoleFED SIGNAL CORP·Filed 2006·Granted Jun 29, 2010·39 cites·38 claims
- 0989US10584699B2Piston head retaining systemFED SIGNAL CORP·Filed 2018·Granted Mar 10, 2020·5 cites·34 claims
- 1089US9027202B2Low pressure drop dust collectorsFED SIGNAL CORP·Filed 2013·Granted May 12, 2015·9 cites·19 claims
- 1188US10408196B2Piston shifting control systemFED SIGNAL CORP·Filed 2016·Granted Sep 10, 2019·5 cites·14 claims
- 1288US7578600B2LED light assembly with reflector having segmented curve sectionFED SIGNAL CORP·Filed 2004·Granted Aug 25, 2009·44 cites·14 claims
- 1386US2026085489A1Boom assembly for an excavation vehicle and method thereofFED SIGNAL CORP·Filed 2025·Application pending·0 cites
- 1485US10810866B2Perimeter breach warning systemFED SIGNAL CORP·Filed 2019·Granted Oct 20, 2020·8 cites·18 claims
- 1585US7905640B2Light bar and method for makingFED SIGNAL CORP·Filed 2009·Granted Mar 15, 2011·14 cites·16 claims
- 1685USD280978SCombined light and speaker housing for emergency vehiclesFED SIGNAL CORP·Filed 1983·Granted Oct 15, 1985·21 cites·1 claims
- 1785USD254604SCombined light and siren speaker housing for emergency vehicleFED SIGNAL CORP·Filed 1978·Granted Apr 1, 1980·18 cites·1 claims
- 1884US11878620B2Boom hose apparatusFED SIGNAL CORP·Filed 2020·Granted Jan 23, 2024·2 cites·3 claims
- 1984US10696211B2Lighting devices and systems with orientation detection and controlFED SIGNAL CORP·Filed 2019·Granted Jun 30, 2020·4 cites·12 claims
- 2084US9382905B2High power reciprocating pump manifold and valve cartridgesFED SIGNAL CORP·Filed 2013·Granted Jul 5, 2016·7 cites·13 claims
- 2184US7918596B2Warning lightFED SIGNAL CORP·Filed 2007·Granted Apr 5, 2011·15 cites·10 claims
- 2284US7244053B2Mounting foot for light barFED SIGNAL CORP·Filed 2004·Granted Jul 17, 2007·26 cites·33 claims
- 2383US6966682B2Light bar mounting arrangementFED SIGNAL CORP·Filed 2003·Granted Nov 22, 2005·29 cites·20 claims
- 2483US6887290B2Debris separation and filtration systemsFED SIGNAL CORP·Filed 2002·Granted May 3, 2005·54 cites·25 claims
- 2582US7963683B2Rotating lightFED SIGNAL CORP·Filed 2008·Granted Jun 21, 2011·10 cites·20 claims
- 2681US9550453B2Light bar and method of makingFED SIGNAL CORP·Filed 2014·Granted Jan 24, 2017·4 cites·14 claims
- 2780US7562177B2Signal protocol assemblyFED SIGNAL CORP·Filed 2006·Granted Jul 14, 2009·11 cites·8 claims
- 2877US10436624B2Water level monitoring for multiple water tanks of sewer cleaning vehicleFED SIGNAL CORP·Filed 2017·Granted Oct 8, 2019·2 cites·20 claims
- 2976US8013535B2Flash pattern selection via power switchFED SIGNAL CORP·Filed 2007·Granted Sep 6, 2011·6 cites·32 claims
- 3076USD564928SLight bar for an emergency vehicleFED SIGNAL CORP·Filed 2006·Granted Mar 25, 2008·25 cites·1 claims
- 3176US7281296B2Debris collection systems, vehicles, and methodsFED SIGNAL CORP·Filed 2003·Granted Oct 16, 2007·20 cites·10 claims
- 3275US10030826B2Light beacon lensFED SIGNAL CORP·Filed 2016·Granted Jul 24, 2018·3 cites·20 claims
- 3374US6854157B2Debris collection systems and vehiclesFED SIGNAL CORP·Filed 2002·Granted Feb 15, 2005·19 cites·25 claims
- 3473US10543514B2Waterblasting system with air-driven alternatorFED SIGNAL CORP·Filed 2016·Granted Jan 28, 2020·3 cites·9 claims
- 3573USD330687SWarning light for emergency vehiclesFED SIGNAL CORP·Filed 1990·Granted Nov 3, 1992·18 cites·1 claims
- 3671US10532688B2Vehicle elevation systemFED SIGNAL CORP·Filed 2017·Granted Jan 14, 2020·4 cites·22 claims
- 3771US10504516B2Voice control for emergency vehicleFED SIGNAL CORP·Filed 2018·Granted Dec 10, 2019·3 cites·17 claims
- 3871US10323634B2High power reciprocating pump manifold and valve cartridgesFED SIGNAL CORP·Filed 2016·Granted Jun 18, 2019·1 cites·15 claims
- 3971US10258912B2Low pressure loss dust collectorsFED SIGNAL CORP·Filed 2015·Granted Apr 16, 2019·1 cites·20 claims
- 4071USD707795SCheck valveFED SIGNAL CORP·Filed 2013·Granted Jun 24, 2014·17 cites·1 claims
- 4170US12492529B2Boom assembly for an excavation vehicle and method thereofFED SIGNAL CORP·Filed 2021·Granted Dec 9, 2025·0 cites·25 claims
- 4270US12247372B2Boom turret for an excavation vehicle and method thereofFED SIGNAL CORP·Filed 2021·Granted Mar 11, 2025·0 cites·18 claims
- 4370US10859235B2Warning devices with oscillating light patternsFED SIGNAL CORP·Filed 2017·Granted Dec 8, 2020·2 cites·16 claims
- 4470US9574660B2Hydraulic fan drive systemFED SIGNAL CORP·Filed 2014·Granted Feb 21, 2017·3 cites·19 claims
- 4570US2025250749A1Grinder truckFED SIGNAL CORP·Filed 2025·Application pending·0 cites
- 4669US9364868B2Adjustable stock assembly for fluid spray gun and methodsFED SIGNAL CORP·Filed 2013·Granted Jun 14, 2016·5 cites·13 claims
- 4769US6819059B2Flash strobe power supply system and methodFED SIGNAL CORP·Filed 2002·Granted Nov 16, 2004·19 cites·16 claims
- 4869USD364109SSign for signalling direction of traffic flowFED SIGNAL CORP·Filed 1994·Granted Nov 14, 1995·14 cites·1 claims
- 4969US2025179765A1Boom turret for an excavation vehicle and method thereofFED SIGNAL CORP·Filed 2025·Application pending·0 cites
- 5068US11137128B2Warning devices with oscillating light patternsFED SIGNAL CORP·Filed 2020·Granted Oct 5, 2021·1 cites·9 claims
Showing the top 50 of 115 patent records by PatentIndex Score.
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