Assignee
WESTINGHOUSE BRAKE & SIGNAL
GB·110 granted patents·2,157 citations·filing 1973–2005
Top patents by PatentIndex Score
110 records- 0198US4546298AElectric actuatorsWESTINGHOUSE BRAKE & SIGNAL·Filed 1984·Granted Oct 8, 1985·131 cites·14 claims
- 0297US4546297AElectric actuatorsWESTINGHOUSE BRAKE & SIGNAL·Filed 1984·Granted Oct 8, 1985·73 cites·13 claims
- 0397US4546296AElectric actuatorsWESTINGHOUSE BRAKE & SIGNAL·Filed 1984·Granted Oct 8, 1985·73 cites·15 claims
- 0497US4532462AElectric actuatorsWESTINGHOUSE BRAKE & SIGNAL·Filed 1984·Granted Jul 30, 1985·84 cites·7 claims
- 0596US4546295AElectric actuatorsWESTINGHOUSE BRAKE & SIGNAL·Filed 1984·Granted Oct 8, 1985·63 cites·8 claims
- 0694US4651852AElectrically-controlled actuatorsWESTINGHOUSE BRAKE & SIGNAL·Filed 1984·Granted Mar 24, 1987·42 cites·15 claims
- 0791US5440489ARegulating a railway vehicleWESTINGHOUSE BRAKE & SIGNAL·Filed 1993·Granted Aug 8, 1995·123 cites·5 claims
- 0889US5437422ARailway signalling systemWESTINGHOUSE BRAKE & SIGNAL·Filed 1993·Granted Aug 1, 1995·204 cites·15 claims
- 0985US4364610ARailway vehicle braking systemsWESTINGHOUSE BRAKE & SIGNAL·Filed 1980·Granted Dec 21, 1982·35 cites·8 claims
- 1082US4768740AVehicle tracking systemWESTINGHOUSE BRAKE & SIGNAL·Filed 1986·Granted Sep 6, 1988·47 cites·12 claims
- 1181US3936718ABattery charging control circuitsWESTINGHOUSE BRAKE & SIGNAL·Filed 1974·Granted Feb 3, 1976·37 cites·4 claims
- 1280US4692867ABrake control systemWESTINGHOUSE BRAKE & SIGNAL·Filed 1985·Granted Sep 8, 1987·26 cites·11 claims
- 1378US7523893B2Train detectionWESTINGHOUSE BRAKE & SIGNAL·Filed 2005·Granted Apr 28, 2009·23 cites·18 claims
- 1478US5947423AVehicle control systemWESTINGHOUSE BRAKE & SIGNAL·Filed 1996·Granted Sep 7, 1999·65 cites·5 claims
- 1577US5845579AMovable thresholds and railway platform barrier doorsWESTINGHOUSE BRAKE & SIGNAL·Filed 1995·Granted Dec 8, 1998·49 cites·11 claims
- 1677US4735383ACommunicating vital control signalsWESTINGHOUSE BRAKE & SIGNAL·Filed 1987·Granted Apr 5, 1988·36 cites·4 claims
- 1777US4517673AComputer-based interlocking systemWESTINGHOUSE BRAKE & SIGNAL·Filed 1982·Granted May 14, 1985·30 cites·6 claims
- 1876US4498711APneumatic control for braking system providing snow brake operationWESTINGHOUSE BRAKE & SIGNAL·Filed 1982·Granted Feb 12, 1985·19 cites·10 claims
- 1976US4364609AEmpty/load brake control valve apparatusWESTINGHOUSE BRAKE & SIGNAL·Filed 1978·Granted Dec 21, 1982·14 cites·2 claims
- 2075US6308117B1Interlocking for a railway systemWESTINGHOUSE BRAKE & SIGNAL·Filed 2000·Granted Oct 23, 2001·71 cites·8 claims
- 2174US4142152ASensing arrangementsWESTINGHOUSE BRAKE & SIGNAL·Filed 1975·Granted Feb 27, 1979·31 cites·9 claims
- 2272US4106876ADoor mountingsWESTINGHOUSE BRAKE & SIGNAL·Filed 1976·Granted Aug 15, 1978·28 cites·6 claims
- 2371US3948083AFluid pressure apparatusWESTINGHOUSE BRAKE & SIGNAL·Filed 1974·Granted Apr 6, 1976·16 cites·9 claims
- 2470US3970348AElectrical control system for pneumatic brakesWESTINGHOUSE BRAKE & SIGNAL·Filed 1975·Granted Jul 20, 1976·13 cites·10 claims
- 2568US4901008ACircuit arrangement for testing the correct functioning of circuit(s)WESTINGHOUSE BRAKE & SIGNAL·Filed 1988·Granted Feb 13, 1990·36 cites·5 claims
- 2667US4541640APiston sealing arrangementWESTINGHOUSE BRAKE & SIGNAL·Filed 1983·Granted Sep 17, 1985·17 cites·14 claims
- 2766US4157849AContinuous quick service apparatus for vehicle braking controlWESTINGHOUSE BRAKE & SIGNAL·Filed 1976·Granted Jun 12, 1979·9 cites·5 claims
- 2865US5330135ARailway track circuitsWESTINGHOUSE BRAKE & SIGNAL·Filed 1992·Granted Jul 19, 1994·25 cites·5 claims
- 2965US5036478AComputing the length of a railway vehicle or a train of such vehiclesWESTINGHOUSE BRAKE & SIGNAL·Filed 1989·Granted Jul 30, 1991·31 cites·9 claims
- 3064US5470034ARailway track circuitsWESTINGHOUSE BRAKE & SIGNAL·Filed 1994·Granted Nov 28, 1995·27 cites·9 claims
- 3164US4589531AForce applying system combining direct and spring-applied electric actuatorsWESTINGHOUSE BRAKE & SIGNAL·Filed 1984·Granted May 20, 1986·14 cites·7 claims
- 3264US4305556ARailway control signal dynamic output interlocking systemsWESTINGHOUSE BRAKE & SIGNAL·Filed 1979·Granted Dec 15, 1981·24 cites·14 claims
- 3363US3987675APneumatic level sensingWESTINGHOUSE BRAKE & SIGNAL·Filed 1974·Granted Oct 26, 1976·13 cites·5 claims
- 3462US4117463ACircuit fault detection apparatus for railroad track circuit redundant connectionsWESTINGHOUSE BRAKE & SIGNAL·Filed 1977·Granted Sep 26, 1978·15 cites·11 claims
- 3561US4213588AFluidically operated railway switch machineWESTINGHOUSE BRAKE & SIGNAL·Filed 1978·Granted Jul 22, 1980·23 cites·16 claims
- 3661US4025125AFluid pressure operable brake control valve apparatusWESTINGHOUSE BRAKE & SIGNAL·Filed 1975·Granted May 24, 1977·8 cites·6 claims
- 3760US4760895AElectric actuatorsWESTINGHOUSE BRAKE & SIGNAL·Filed 1987·Granted Aug 2, 1988·17 cites·10 claims
- 3858US4206949AContinuous quick service valves for braking systemsWESTINGHOUSE BRAKE & SIGNAL·Filed 1978·Granted Jun 10, 1980·8 cites·5 claims
- 3957US7017864B2Railway track circuitsWESTINGHOUSE BRAKE & SIGNAL·Filed 2002·Granted Mar 28, 2006·20 cites·8 claims
- 4057US4270715ARailway control signal interlocking systemsWESTINGHOUSE BRAKE & SIGNAL·Filed 1979·Granted Jun 2, 1981·19 cites·9 claims
- 4157US4070068AVehicle braking control apparatusWESTINGHOUSE BRAKE & SIGNAL·Filed 1977·Granted Jan 24, 1978·7 cites·10 claims
- 4256US5504860ASystem comprising a processorWESTINGHOUSE BRAKE & SIGNAL·Filed 1994·Granted Apr 2, 1996·20 cites·7 claims
- 4356US5366183ARailway signalling systemWESTINGHOUSE BRAKE & SIGNAL·Filed 1993·Granted Nov 22, 1994·17 cites·5 claims
- 4456US4571008AControl valve arrangementWESTINGHOUSE BRAKE & SIGNAL·Filed 1982·Granted Feb 18, 1986·8 cites·10 claims
- 4556US4478460AInterlock valve for railway braking system valve assemblyWESTINGHOUSE BRAKE & SIGNAL·Filed 1982·Granted Oct 23, 1984·13 cites·4 claims
- 4656US4438432AInformation display apparatusWESTINGHOUSE BRAKE & SIGNAL·Filed 1980·Granted Mar 20, 1984·32 cites·8 claims
- 4754US4494717AVital transmission checking apparatus for communication channelsWESTINGHOUSE BRAKE & SIGNAL·Filed 1981·Granted Jan 22, 1985·21 cites·10 claims
- 4853US6956494B2Signal lamps and apparatusWESTINGHOUSE BRAKE & SIGNAL·Filed 2002·Granted Oct 18, 2005·18 cites·14 claims
- 4953US4141179AVehicle door arrangementsWESTINGHOUSE BRAKE & SIGNAL·Filed 1977·Granted Feb 27, 1979·21 cites·8 claims
- 5052US4641803ATrack circuitWESTINGHOUSE BRAKE & SIGNAL·Filed 1985·Granted Feb 10, 1987·16 cites·5 claims
Showing the top 50 of 110 patent records by PatentIndex Score.
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