Assignee
ENSCO INC
US58 patents
Top patents by PatentIndex Score
US6236709B1May 22, 2001
Continuous high speed tomographic imaging system and method
ENSCO INC316 citations96
US6825793B2Nov 30, 2004
System and method for detecting and locating underground objects
ENSCO INC93 citations95
US4450531AMay 22, 1984
Broadcast signal recognition system and method
ENSCO INC641 citations95
US6634112B2Oct 21, 2003
Method and apparatus for track geometry measurement
ENSCO INC60 citations94
US7755660B2Jul 13, 2010
Video inspection system for inspection of rail components and method thereof
ENSCO INC99 citations93
US11001283B2May 11, 2021
Systems and methods for visualizing and analyzing a rail surface
ENSCO INC17 citations92
US6999021B2Feb 14, 2006
Method and apparatus for detecting, mapping and locating underground utilities
ENSCO INC225 citations92
US6405141B1Jun 11, 2002
Dynamic track stiffness measurement system and method
ENSCO INC61 citations92
US5233932AAug 10, 1993
Shredder/compactor auger system
ENSCO INC37 citations92
US5022328AJun 11, 1991
Shredder/compactor auger system
ENSCO INC40 citations92
US4602357AJul 22, 1986
Coded acoustic alarm transmitter/receiver system
ENSCO INC64 citations92
US6525658B2Feb 25, 2003
Method and device for event detection utilizing data from a multiplicity of sensor sources
ENSCO INC223 citations91
US5791063AAug 11, 1998
Automated track location identification using measured track data
ENSCO INC76 citations91
US4447123AMay 8, 1984
Fiber optic security system including a fiber optic seal and an electronic verifier
ENSCO INC102 citations91
US4415979ANov 15, 1983
Method and apparatus for detecting the presence of an animate body in an inanimate mobile structure
ENSCO INC38 citations91
US4297699AOct 27, 1981
Radar drill guidance system
ENSCO INC79 citations91
US6995556B2Feb 7, 2006
Electromagnetic gage sensing system and method for railroad track inspection
ENSCO INC21 citations90
US6370481B1Apr 9, 2002
Apparatus and method for human presence detection in vehicles
ENSCO INC29 citations90
US6420985B1Jul 16, 2002
Photonic wide-band analog to digital converter and method
ENSCO INC22 citations89
US4602245AJul 22, 1986
General purpose modular acoustic signal generator
ENSCO INC42 citations89
US4218678AAug 19, 1980
Synthetic pulse radar including a microprocessor based controller
ENSCO INC48 citations89
US6826478B2Nov 30, 2004
Inertial navigation system for mobile objects with constraints
ENSCO INC117 citations88
US6466155B2Oct 15, 2002
Method and apparatus for detecting a moving object through a barrier
ENSCO INC37 citations88
US5903341AMay 11, 1999
Produce grading and sorting system and method
ENSCO INC38 citations87
US5036594AAug 6, 1991
Method and apparatus for gauging the corsslevel and warp of railroad tracks
ENSCO INC36 citations86
US4198164AApr 15, 1980
Proximity sensor and method and apparatus for continuously measuring rail gauge
ENSCO INC91 citations86
US5452222ASep 19, 1995
Fast-risetime magnetically coupled current injector and methods for using same
ENSCO INC52 citations85
US9612325B2Apr 4, 2017
Unwrapping and prediction of distance and velocity measurements using carrier signals
ENSCO INC8 citations82
US7334219B2Feb 19, 2008
Method and system for object level software testing
ENSCO INC50 citations82
US7254896B2Aug 14, 2007
Inner bearing split axle assembly
ENSCO INC14 citations81
US7394553B2Jul 1, 2008
Integrated measurement device
ENSCO INC13 citations78
US4520741AJun 4, 1985
Waste disposal
ENSCO INC25 citations78
US4473821ASep 25, 1984
Personal acoustic alarm system
ENSCO INC24 citations78
US4462318AJul 31, 1984
Waste disposal
ENSCO INC24 citations78
US7129425B2Oct 31, 2006
Axle vertical load measurement device and method
ENSCO INC11 citations76
US7052525B2May 30, 2006
Vehicle integrated protective system
ENSCO INC11 citations76
US10094908B2Oct 9, 2018
Geolocation with radio-frequency ranging
ENSCO INC2 citations72
US7082881B2Aug 1, 2006
Mount apparatus for mounting a measurement device on a rail car
ENSCO INC10 citations72
US11912320B2Feb 27, 2024
Systems and methods for visualizing and analyzing a rail surface
ENSCO INC2 citations71
US11479281B2Oct 25, 2022
Systems and methods for visualizing and analyzing a rail surface
ENSCO INC3 citations71
US11358617B2Jun 14, 2022
Systems and methods for analyzing thermal properties of a railroad
ENSCO INC3 citations71
US9829574B2Nov 28, 2017
Carrier phase distance and velocity measurements
ENSCO INC3 citations71
US9271258B2Feb 23, 2016
Distance and velocity measurements using carrier signals
ENSCO INC6 citations71
US11590992B2Feb 28, 2023
Systems and methods for analyzing a rail
ENSCO INC4 citations70
US11656316B2May 23, 2023
Position and orientation tracking system, apparatus and method
ENSCO INC4 citations67
US4875366AOct 24, 1989
Apparatus and method for the field measurement of bearing lubricant and seal integrity testing
ENSCO INC11 citations65
US11938982B2Mar 26, 2024
Systems and methods for inspecting a railroad
ENSCO INC0 citations61
US11529980B2Dec 20, 2022
Systems and methods for inspecting a railroad
ENSCO INC1 citations61
US10864926B2Dec 15, 2020
Systems and methods for analyzing thermal properties of a railroad
ENSCO INC1 citations60
US11804871B2Oct 31, 2023
Systems and methods for synchronizing time, frequency, and phase among a plurality of devices
ENSCO INC0 citations59
Showing the top 50 of 58 patents by PatentIndex Score.