Assignee
LUCAS IND PLC
US·920 granted patents·15,896 citations·filing 1980–2002
Top patents by PatentIndex Score
920 records- 0198US4964679AMonitoring method and apparatus for a brake system of heavy-duty vehiclesLUCAS IND PLC·Filed 1989·Granted Oct 23, 1990·172 cites·3 claims
- 0297US6394235B1Hydraulic vehicle brake with blocking means and method for operating sameLUCAS IND PLC·Filed 2000·Granted May 28, 2002·97 cites·12 claims
- 0397US5765116ADriver assistance system for a vehicleLUCAS IND PLC·Filed 1996·Granted Jun 9, 1998·794 cites·17 claims
- 0497US4797602ADynamo electric machinesLUCAS IND PLC·Filed 1987·Granted Jan 10, 1989·160 cites·7 claims
- 0597US4779447AMethod for determining the coefficient of friction between a vehicle tire and a roadwayLUCAS IND PLC·Filed 1987·Granted Oct 25, 1988·61 cites·18 claims
- 0695US6554744B2Apparatus and method of controlling the road speed of a motor vehicleLUCAS IND PLC·Filed 2001·Granted Apr 29, 2003·55 cites·15 claims
- 0795US6349801B1Electromechanically actuatable disk brakeLUCAS IND PLC·Filed 2000·Granted Feb 26, 2002·56 cites·29 claims
- 0895US5848672ABrake lining wear sensing systemLUCAS IND PLC·Filed 1995·Granted Dec 15, 1998·97 cites·29 claims
- 0995US5632534AElectric vehicle having a hydraulic brake systemLUCAS IND PLC·Filed 1994·Granted May 27, 1997·128 cites·4 claims
- 1095US5042883ATrailer braking system for a towing vehicleLUCAS IND PLC·Filed 1990·Granted Aug 27, 1991·69 cites·17 claims
- 1195US5002343ATrailer brake control for towing vehicles having electronic brake controlLUCAS IND PLC·Filed 1990·Granted Mar 26, 1991·84 cites·21 claims
- 1295US4715666AHydraulic anti-skid braking systems for vehiclesLUCAS IND PLC·Filed 1986·Granted Dec 29, 1987·53 cites·14 claims
- 1395US4625701AFuel systemLUCAS IND PLC·Filed 1985·Granted Dec 2, 1986·62 cites·11 claims
- 1495US4508140AHydraulic flow control valvesLUCAS IND PLC·Filed 1984·Granted Apr 2, 1985·80 cites·9 claims
- 1594US6598943B2Back-up braking in vehicle braking systemsLUCAS IND PLC·Filed 2001·Granted Jul 29, 2003·42 cites·15 claims
- 1694US5819884AClamping device of a disc brake, especially for use with heavy commercial vehiclesLUCAS IND PLC·Filed 1995·Granted Oct 13, 1998·68 cites·7 claims
- 1794US5427442ABrake pressure control method and apparatus, including a brake pressure boosterLUCAS IND PLC·Filed 1994·Granted Jun 27, 1995·53 cites·1 claims
- 1894US5080445ATrailer brake control for towing vehicles having electronic brake controlLUCAS IND PLC·Filed 1989·Granted Jan 14, 1992·48 cites·9 claims
- 1994US5076538AElectromagnetically operated valve, especially for anti-lock systems in motor vehiclesLUCAS IND PLC·Filed 1990·Granted Dec 31, 1991·61 cites·5 claims
- 2094US5060765AActuating device with automatic readjustment for a vehicle brakeLUCAS IND PLC·Filed 1990·Granted Oct 29, 1991·69 cites·10 claims
- 2194US5044337AControl system for and method of controlling an internal combustion engineLUCAS IND PLC·Filed 1989·Granted Sep 3, 1991·55 cites·22 claims
- 2294US4587473AStepper motor control circuitLUCAS IND PLC·Filed 1983·Granted May 6, 1986·62 cites·15 claims
- 2393US6412608B1Actuator assembly for a vehicle brake with such an actuator assemblyLUCAS IND PLC·Filed 1999·Granted Jul 2, 2002·56 cites·21 claims
- 2493US5012901ASelf-energizing disc brakesLUCAS IND PLC·Filed 1989·Granted May 7, 1991·45 cites·16 claims
- 2593US4989922AMethod of anti-lock brake control for motorcycle vehicleLUCAS IND PLC·Filed 1989·Granted Feb 5, 1991·62 cites·8 claims
- 2693US4712839AVehicle braking systemLUCAS IND PLC·Filed 1986·Granted Dec 15, 1987·43 cites·11 claims
- 2792US5769189AAutomotive parking brake and parking brake system for motor vehiclesLUCAS IND PLC·Filed 1996·Granted Jun 23, 1998·81 cites·23 claims
- 2891US6253656B1Sensor assembly for a brake booster and brake booster equipped therewithLUCAS IND PLC·Filed 2000·Granted Jul 3, 2001·34 cites·15 claims
- 2991US5893350AInjectorLUCAS IND PLC·Filed 1997·Granted Apr 13, 1999·65 cites·13 claims
- 3091US5735557ALock mechanismLUCAS IND PLC·Filed 1995·Granted Apr 7, 1998·75 cites·8 claims
- 3191US5630490ATorque limiterLUCAS IND PLC·Filed 1996·Granted May 20, 1997·47 cites·6 claims
- 3291US5050938ATrailer braking in electronically controlled braking systemsLUCAS IND PLC·Filed 1989·Granted Sep 24, 1991·35 cites·7 claims
- 3391US4950028AHydraulic braking systemLUCAS IND PLC·Filed 1988·Granted Aug 21, 1990·36 cites·14 claims
- 3490US6582030B2Back-up braking in electro-hydraulic (EHB) braking systemLUCAS IND PLC·Filed 2001·Granted Jun 24, 2003·31 cites·5 claims
- 3590US5496098ABraking in electronic braking systemsLUCAS IND PLC·Filed 1993·Granted Mar 5, 1996·42 cites·7 claims
- 3690US4913266ADisc brakesLUCAS IND PLC·Filed 1988·Granted Apr 3, 1990·44 cites·8 claims
- 3790US4775033AFloating caliper spot-type disc brakeLUCAS IND PLC·Filed 1987·Granted Oct 4, 1988·37 cites·15 claims
- 3890US4689961ACombustion equipmentLUCAS IND PLC·Filed 1986·Granted Sep 1, 1987·86 cites·6 claims
- 3990US4530059AVehicle anti-lock breaking controlLUCAS IND PLC·Filed 1983·Granted Jul 16, 1985·30 cites·13 claims
- 4090US4457563AAnti-skid hydraulic braking systems for vehiclesLUCAS IND PLC·Filed 1982·Granted Jul 3, 1984·26 cites·8 claims
- 4189US6431330B1Brake arrangement for a land vehicleLUCAS IND PLC·Filed 2000·Granted Aug 13, 2002·27 cites·16 claims
- 4289US5699713ABrake boosterLUCAS IND PLC·Filed 1994·Granted Dec 23, 1997·41 cites·17 claims
- 4389US5279394ADisc brakeLUCAS IND PLC·Filed 1991·Granted Jan 18, 1994·51 cites·6 claims
- 4489US5157613AAdaptive control system for an engineLUCAS IND PLC·Filed 1990·Granted Oct 20, 1992·33 cites·10 claims
- 4589US4841933AAdaptive control system for an internal combustion engineLUCAS IND PLC·Filed 1987·Granted Jun 27, 1989·40 cites·46 claims
- 4689US4653614ASelf-energizing disc brakesLUCAS IND PLC·Filed 1985·Granted Mar 31, 1987·40 cites·10 claims
- 4789US4605983ADrive circuitsLUCAS IND PLC·Filed 1984·Granted Aug 12, 1986·37 cites·8 claims
- 4888US6318817B1Electro-hydraulic braking systemsLUCAS IND PLC·Filed 1997·Granted Nov 20, 2001·50 cites·15 claims
- 4988US6311809B1Modular disc brake and actuator lever thereforLUCAS IND PLC·Filed 1996·Granted Nov 6, 2001·46 cites·8 claims
- 5088US6129183ABrake wear sensorLUCAS IND PLC·Filed 1997·Granted Oct 10, 2000·41 cites·12 claims
Showing the top 50 of 920 patent records by PatentIndex Score.
Counts cover granted patents and pending applications in the PatentIndex corpus. How scoring works →