Assignee
GEC ALSTHOM TRANSPORT SA
FR·72 granted patents·1,612 citations·filing 1993–1999
Top patents by PatentIndex Score
72 records- 0193US5579699AImpact-absorber devices, impact-absorption method, and framework and vehicle including such impact-absorber devicesGEC ALSTHOM TRANSPORT SA·Filed 1994·Granted Dec 3, 1996·89 cites·9 claims
- 0291US5660116AImpact-absorber devices, impact-absorption method, and framework and vehicle including such impact-aborber devicesGEC ALSTHOM TRANSPORT SA·Filed 1996·Granted Aug 26, 1997·71 cites·9 claims
- 0391US5612110AMultimaterial disk for high-energy braking comprising an assembly of various flangesGEC ALSTHOM TRANSPORT SA·Filed 1995·Granted Mar 18, 1997·73 cites·21 claims
- 0490US5629101AMultimaterial disk for high-energy brakingGEC ALSTHOM TRANSPORT SA·Filed 1995·Granted May 13, 1997·64 cites·8 claims
- 0588US5715757AImpact-absorber devices, impact-absorption method, and framework and vehicle including such impact-absorber devicesGEC ALSTHOM TRANSPORT SA·Filed 1997·Granted Feb 10, 1998·59 cites·1 claims
- 0686US6112866ASemi-active suspension system with control circuit having a direct control loop including an inverse model of the damperGEC ALSTHOM TRANSPORT SA·Filed 1997·Granted Sep 5, 2000·66 cites·8 claims
- 0784US5357869ADevice for facilitating access to a rail vehicle having extendable ramp assemblyGEC ALSTHOM TRANSPORT SA·Filed 1993·Granted Oct 25, 1994·64 cites·2 claims
- 0879US5388529ARail vehicle body made of stainless steelGEC ALSTHOM TRANSPORT SA·Filed 1993·Granted Feb 14, 1995·66 cites·13 claims
- 0978US6067237AReversible direct current power converter device capable of providing output voltages greater than the floating voltage of the secondary winding of the transformerGEC ALSTHOM TRANSPORT SA·Filed 1998·Granted May 23, 2000·69 cites·5 claims
- 1077US5462144AImpact-absorber deviceGEC ALSTHOM TRANSPORT SA·Filed 1994·Granted Oct 31, 1995·48 cites·15 claims
- 1176US5495889ACooling device for power electronic componentsGEC ALSTHOM TRANSPORT SA·Filed 1994·Granted Mar 5, 1996·68 cites·7 claims
- 1270US6158356AEnergy absorber device having a parallelepiped shape for absorbing impacts to a vehicleGEC ALSTHOM TRANSPORT SA·Filed 1998·Granted Dec 12, 2000·34 cites·21 claims
- 1370US6031185AMethod and a device for grounding the shielding braids of shielded cablesGEC ALSTHOM TRANSPORT SA·Filed 1998·Granted Feb 29, 2000·37 cites·8 claims
- 1467US5682968ASemi-active suspension system with control circuit having a direct control loop including an inverse model of the damperGEC ALSTHOM TRANSPORT SA·Filed 1995·Granted Nov 4, 1997·33 cites·2 claims
- 1565US5615786AArticulated coupling and a method of absorbing energy between two rail vehiclesGEC ALSTHOM TRANSPORT SA·Filed 1995·Granted Apr 1, 1997·32 cites·15 claims
- 1664US5797646ARail or road vehicle and a method of assembling itGEC ALSTHOM TRANSPORT SA·Filed 1997·Granted Aug 25, 1998·31 cites·14 claims
- 1763US6087739ATrain set and an electrically powered train including such a setGEC ALSTHOM TRANSPORT SA·Filed 1998·Granted Jul 11, 2000·32 cites·15 claims
- 1863US5647793AApparatus and method for preventing sudden changes of pressure in vehiclesGEC ALSTHOM TRANSPORT SA·Filed 1995·Granted Jul 15, 1997·28 cites·6 claims
- 1962US5862894ASemi-active damper with continuous force controlGEC ALSTHOM TRANSPORT SA·Filed 1997·Granted Jan 26, 1999·31 cites·13 claims
- 2061US5940285AElectrical circuit for converting electrical energy having capacitors and controller for maintaining a nominal charge on each capacitorGEC ALSTHOM TRANSPORT SA·Filed 1997·Granted Aug 17, 1999·31 cites·15 claims
- 2160US5984773AMethod and apparatus for regulating the internal pressure of a ventilated, closed space subjected to variations in external pressureGEC ALSTHOM TRANSPORT SA·Filed 1997·Granted Nov 16, 1999·24 cites·15 claims
- 2258US5730395ALocking apparatus for locking a point of a rail switch, apparatus for operating and locking a point, a method of installing such apparatus, and apparatus for operating and locking a rail switchGEC ALSTHOM TRANSPORT SA·Filed 1996·Granted Mar 24, 1998·23 cites·18 claims
- 2357US5726870AElectronic circuit for converting electrical energyGEC ALSTHOM TRANSPORT SA·Filed 1995·Granted Mar 10, 1998·28 cites·5 claims
- 2457US5407032ABraking system for a rail vehicle using materials based on carbonGEC ALSTHOM TRANSPORT SA·Filed 1993·Granted Apr 18, 1995·19 cites·17 claims
- 2554US5921185ABody-tilt system for articulated vehicles, a vehicle including such a system, and a set of such vehiclesGEC ALSTHOM TRANSPORT SA·Filed 1997·Granted Jul 13, 1999·20 cites·18 claims
- 2651US6067496AAutomatic driver system, and a method of generating a speed reference in such a systemGEC ALSTHOM TRANSPORT SA·Filed 1995·Granted May 23, 2000·19 cites·18 claims
- 2750US6234702B1Swivel couplingGEC ALSTHOM TRANSPORT SA·Filed 1998·Granted May 22, 2001·16 cites·3 claims
- 2847US5941174AMotorized axle having wheels that rotate independentlyGEC ALSTHOM TRANSPORT SA·Filed 1997·Granted Aug 24, 1999·12 cites·29 claims
- 2947US5521487AActive filter for single-phase overhead contact wire energized locomotiveGEC ALSTHOM TRANSPORT SA·Filed 1993·Granted May 28, 1996·13 cites·1 claims
- 3046US5688398ADevice for filtering an electrically insulative and thermally conductive liquid medium and a power electronics unit incorporating a device of this kindGEC ALSTHOM TRANSPORT SA·Filed 1996·Granted Nov 18, 1997·14 cites·6 claims
- 3146US5687071AVoltage lowering device and asynchronous traction system supplied from a single-phase mains supply incorporating a device of this kindGEC ALSTHOM TRANSPORT SA·Filed 1996·Granted Nov 11, 1997·21 cites·9 claims
- 3246US5592158AInitialization beacon for initializing a stationary vehicleGEC ALSTHOM TRANSPORT SA·Filed 1994·Granted Jan 7, 1997·18 cites·9 claims
- 3345US5816781AMotor-driven cooling ventilatorGEC ALSTHOM TRANSPORT SA·Filed 1996·Granted Oct 6, 1998·19 cites·7 claims
- 3444US5391111AMethod and apparatus for eliminating sudden changes of pressure inside vehicles, in particular ground vehiclesGEC ALSTHOM TRANSPORT SA·Filed 1993·Granted Feb 21, 1995·16 cites·6 claims
- 3543US5970883ALink tilt device and a link tilt bogieGEC ALSTHOM TRANSPORT SA·Filed 1997·Granted Oct 26, 1999·11 cites·6 claims
- 3640US6239999B1Multiple power supply traction system, and a method of ImplementationGEC ALSTHOM TRANSPORT SA·Filed 1997·Granted May 29, 2001·12 cites·5 claims
- 3740US5721671ASubrack for electronic circuit boards and its supportGEC ALSTHOM TRANSPORT SA·Filed 1995·Granted Feb 24, 1998·9 cites·16 claims
- 3840US5706188AElectronic circuit for converting electrical energyGEC ALSTHOM TRANSPORT SA·Filed 1996·Granted Jan 6, 1998·12 cites·8 claims
- 3939US6039349ADevices with inflatable members for protecting vehicles against impactsGEC ALSTHOM TRANSPORT SA·Filed 1998·Granted Mar 21, 2000·13 cites·5 claims
- 4039US5668711AElectronic circuit for converting electrical energy, and a power supply installation making use thereofGEC ALSTHOM TRANSPORT SA·Filed 1995·Granted Sep 16, 1997·11 cites·3 claims
- 4139US5629591AHigh-availability multicurrent power supply system for the traction unit of a railway locomotiveGEC ALSTHOM TRANSPORT SA·Filed 1994·Granted May 13, 1997·11 cites·8 claims
- 4238US5989037AMethod of renovating a cabinet for electronic card drawers and a cabinet renovated therebyGEC ALSTHOM TRANSPORT SA·Filed 1997·Granted Nov 23, 1999·7 cites·7 claims
- 4337US5736803ASynchronous machine rotorGEC ALSTHOM TRANSPORT SA·Filed 1994·Granted Apr 7, 1998·9 cites·17 claims
- 4437US5713704ADevice for securing a wheelchairGEC ALSTHOM TRANSPORT SA·Filed 1996·Granted Feb 3, 1998·19 cites·5 claims
- 4537US5644989ADouble-decker railcar with continuous circulation on the upper deck and access from a high platformGEC ALSTHOM TRANSPORT SA·Filed 1996·Granted Jul 8, 1997·12 cites·7 claims
- 4635US5886889ADevice and method for direct current power supply to a traction system by means of converters from different alternating current or direct current voltagesGEC ALSTHOM TRANSPORT SA·Filed 1997·Granted Mar 23, 1999·26 cites·10 claims
- 4735US5653177ABogie frameGEC ALSTHOM TRANSPORT SA·Filed 1995·Granted Aug 5, 1997·10 cites·8 claims
- 4835US5575453AVehicle sidewall air distribution duct with inflatable gasketGEC ALSTHOM TRANSPORT SA·Filed 1995·Granted Nov 19, 1996·15 cites·6 claims
- 4934US6067711AMethod of renovating a cabinet for electronic card drawersGEC ALSTHOM TRANSPORT SA·Filed 1999·Granted May 30, 2000·5 cites·8 claims
- 5034US6031449AMethod of protection against impacts between two vehicles by at least on inflatable member and device for implementing itGEC ALSTHOM TRANSPORT SA·Filed 1998·Granted Feb 29, 2000·10 cites·7 claims
Showing the top 50 of 72 patent records by PatentIndex Score.
Join the waitlist — get patent alerts
Get an alert when GEC ALSTHOM TRANSPORT SA files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →