Assignee
ENSCO INC
US·58 granted patents·12 pending applications·2,944 citations·filing 1977–2023
Top patents by PatentIndex Score
70 records- 0196US4450531ABroadcast signal recognition system and methodENSCO INC·Filed 1982·Granted May 22, 1984·641 cites·25 claims
- 0294US11912320B2Systems and methods for visualizing and analyzing a rail surfaceENSCO INC·Filed 2022·Granted Feb 27, 2024·2 cites·17 claims
- 0394US11358617B2Systems and methods for analyzing thermal properties of a railroadENSCO INC·Filed 2020·Granted Jun 14, 2022·3 cites·20 claims
- 0494US11001283B2Systems and methods for visualizing and analyzing a rail surfaceENSCO INC·Filed 2018·Granted May 11, 2021·17 cites·20 claims
- 0594US6236709B1Continuous high speed tomographic imaging system and methodENSCO INC·Filed 1999·Granted May 22, 2001·316 cites·18 claims
- 0693US6999021B2Method and apparatus for detecting, mapping and locating underground utilitiesENSCO INC·Filed 2002·Granted Feb 14, 2006·225 cites·28 claims
- 0792US11479281B2Systems and methods for visualizing and analyzing a rail surfaceENSCO INC·Filed 2021·Granted Oct 25, 2022·3 cites·18 claims
- 0891US6825793B2System and method for detecting and locating underground objectsENSCO INC·Filed 2003·Granted Nov 30, 2004·93 cites·34 claims
- 0990US5022328AShredder/compactor auger systemENSCO INC·Filed 1990·Granted Jun 11, 1991·40 cites·24 claims
- 1090US4447123AFiber optic security system including a fiber optic seal and an electronic verifierENSCO INC·Filed 1981·Granted May 8, 1984·102 cites·31 claims
- 1189US6634112B2Method and apparatus for track geometry measurementENSCO INC·Filed 2002·Granted Oct 21, 2003·60 cites·18 claims
- 1289US6525658B2Method and device for event detection utilizing data from a multiplicity of sensor sourcesENSCO INC·Filed 2001·Granted Feb 25, 2003·223 cites·13 claims
- 1388US6405141B1Dynamic track stiffness measurement system and methodENSCO INC·Filed 2000·Granted Jun 11, 2002·61 cites·34 claims
- 1488US5233932AShredder/compactor auger systemENSCO INC·Filed 1992·Granted Aug 10, 1993·37 cites·22 claims
- 1586US7755660B2Video inspection system for inspection of rail components and method thereofENSCO INC·Filed 2004·Granted Jul 13, 2010·99 cites·55 claims
- 1686US5036594AMethod and apparatus for gauging the corsslevel and warp of railroad tracksENSCO INC·Filed 1990·Granted Aug 6, 1991·36 cites·32 claims
- 1786US4602357ACoded acoustic alarm transmitter/receiver systemENSCO INC·Filed 1983·Granted Jul 22, 1986·64 cites·11 claims
- 1886US4297699ARadar drill guidance systemENSCO INC·Filed 1979·Granted Oct 27, 1981·79 cites·19 claims
- 1986US4198164AProximity sensor and method and apparatus for continuously measuring rail gaugeENSCO INC·Filed 1977·Granted Apr 15, 1980·91 cites·8 claims
- 2085US4218678ASynthetic pulse radar including a microprocessor based controllerENSCO INC·Filed 1979·Granted Aug 19, 1980·48 cites·15 claims
- 2184US6826478B2Inertial navigation system for mobile objects with constraintsENSCO INC·Filed 2003·Granted Nov 30, 2004·117 cites·39 claims
- 2282US5791063AAutomated track location identification using measured track dataENSCO INC·Filed 1996·Granted Aug 11, 1998·76 cites·23 claims
- 2380US11529980B2Systems and methods for inspecting a railroadENSCO INC·Filed 2020·Granted Dec 20, 2022·1 cites·17 claims
- 2480US9612325B2Unwrapping and prediction of distance and velocity measurements using carrier signalsENSCO INC·Filed 2014·Granted Apr 4, 2017·8 cites·24 claims
- 2580US4602245AGeneral purpose modular acoustic signal generatorENSCO INC·Filed 1983·Granted Jul 22, 1986·42 cites·15 claims
- 2679US7394553B2Integrated measurement deviceENSCO INC·Filed 2005·Granted Jul 1, 2008·13 cites·26 claims
- 2778US12162522B2Broken wheel detection on railroad trainsENSCO INC·Filed 2023·Granted Dec 10, 2024·0 cites·20 claims
- 2878US11590992B2Systems and methods for analyzing a railENSCO INC·Filed 2019·Granted Feb 28, 2023·4 cites·19 claims
- 2978US4415979AMethod and apparatus for detecting the presence of an animate body in an inanimate mobile structureENSCO INC·Filed 1981·Granted Nov 15, 1983·38 cites·14 claims
- 3077US11656316B2Position and orientation tracking system, apparatus and methodENSCO INC·Filed 2018·Granted May 23, 2023·4 cites·26 claims
- 3176US11368183B2Systems and methods for synchronizing time, frequency, and phase among a plurality of devicesENSCO INC·Filed 2020·Granted Jun 21, 2022·1 cites·8 claims
- 3276US9271258B2Distance and velocity measurements using carrier signalsENSCO INC·Filed 2014·Granted Feb 23, 2016·6 cites·41 claims
- 3376US7334219B2Method and system for object level software testingENSCO INC·Filed 2003·Granted Feb 19, 2008·50 cites·37 claims
- 3476US6995556B2Electromagnetic gage sensing system and method for railroad track inspectionENSCO INC·Filed 2003·Granted Feb 7, 2006·21 cites·57 claims
- 3576US6466155B2Method and apparatus for detecting a moving object through a barrierENSCO INC·Filed 2001·Granted Oct 15, 2002·37 cites·19 claims
- 3676US5452222AFast-risetime magnetically coupled current injector and methods for using sameENSCO INC·Filed 1992·Granted Sep 19, 1995·52 cites·48 claims
- 3775US11938982B2Systems and methods for inspecting a railroadENSCO INC·Filed 2022·Granted Mar 26, 2024·0 cites·20 claims
- 3874US10864926B2Systems and methods for analyzing thermal properties of a railroadENSCO INC·Filed 2019·Granted Dec 15, 2020·1 cites·20 claims
- 3974US10094908B2Geolocation with radio-frequency rangingENSCO INC·Filed 2017·Granted Oct 9, 2018·2 cites·27 claims
- 4073US11787452B2Systems and methods for analyzing a railENSCO INC·Filed 2023·Granted Oct 17, 2023·0 cites·20 claims
- 4172US2022258779A1Systems and methods for analyzing thermal properties of a railroadENSCO INC·Filed 2022·Application pending·0 cites
- 4271US9873441B1Rail vehicle based deployable gage restraint measurement systemENSCO INC·Filed 2016·Granted Jan 23, 2018·3 cites·51 claims
- 4371US6420985B1Photonic wide-band analog to digital converter and methodENSCO INC·Filed 2000·Granted Jul 16, 2002·22 cites·21 claims
- 4471US5903341AProduce grading and sorting system and methodENSCO INC·Filed 1997·Granted May 11, 1999·38 cites·36 claims
- 4569US4520741AWaste disposalENSCO INC·Filed 1984·Granted Jun 4, 1985·25 cites·3 claims
- 4669US2021391037A1System and method for molecular dynamics analysisENSCO INC·Filed 2021·Application pending·0 cites
- 4768US9829574B2Carrier phase distance and velocity measurementsENSCO INC·Filed 2014·Granted Nov 28, 2017·3 cites·23 claims
- 4868US7254896B2Inner bearing split axle assemblyENSCO INC·Filed 2003·Granted Aug 14, 2007·14 cites·30 claims
- 4965US11873016B2Broken wheel detection on railroad trainsENSCO INC·Filed 2020·Granted Jan 16, 2024·0 cites·23 claims
- 5064US11804871B2Systems and methods for synchronizing time, frequency, and phase among a plurality of devicesENSCO INC·Filed 2022·Granted Oct 31, 2023·0 cites·20 claims
Showing the top 50 of 70 patent records by PatentIndex Score.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →