| Patents for F02D 41 - Electrical control of supply of combustible mixture or its constituents (70,958) |
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| 06/14/1988 | US4751633 Externally reprogrammable vehicular microcomputer with hardware lock-out of unauthorized memory modifications |
| 06/14/1988 | US4750514 Fuel control solenoid valve assembly for use in fuel injection pump of internal combustion engine |
| 06/14/1988 | US4750466 Exhaust gas recirculation method for internal combustion engines for automotive vehicles |
| 06/14/1988 | US4750464 Mass flow fuel injection control system |
| 06/14/1988 | US4750463 Fuel injection system for an air-compression internal-combustion engine with electronic regulation |
| 06/14/1988 | US4750461 Idling speed control system for internal combustion engines |
| 06/14/1988 | US4750386 Engine air/fuel ratio controller |
| 06/14/1988 | US4750353 Method of voltage compensation for an air/fuel ratio sensor |
| 06/14/1988 | US4750352 Mass air flow meter |
| 06/14/1988 | US4750328 Double air-fuel ratio sensor system having improved exhaust emission characteristics |
| 06/09/1988 | DE3641854A1 Method for compensating for the influence of different grades of fuel on the operating performance of a diesel engine |
| 06/08/1988 | EP0270313A2 Method and apparatus for iterated determinations of sensed speed and speed governing |
| 06/08/1988 | EP0270197A2 Automatic engine/transmission control system |
| 06/08/1988 | EP0270196A2 Automatic engine/transmission control system |
| 06/08/1988 | EP0270195A2 Automatic engine/transmission control system |
| 06/08/1988 | EP0270194A2 Automatic engine/transmission control system |
| 06/08/1988 | EP0270102A2 System for controlling idle speed of an engine |
| 06/08/1988 | EP0269781A1 Device for determining mass flow and the flow direction |
| 06/07/1988 | US4750128 Air/fuel ratio control for an internal combustion engine with improved fail-safe device |
| 06/07/1988 | US4749897 Driving device for piezoelectric element |
| 06/07/1988 | US4748959 Method for controlling hydrocarbon emissions |
| 06/07/1988 | US4748957 Device for regulating a combustion engine |
| 06/07/1988 | US4748956 Fuel control apparatus for an engine |
| 06/07/1988 | US4748955 Apparatus for controlling internal combustion engine |
| 06/07/1988 | US4748954 Electrostrictive actuator device and fuel injection device using same |
| 06/07/1988 | US4748953 Air/fuel ratio control apparatus for internal combustion engines |
| 06/07/1988 | US4748951 Method of preventing an engine stall |
| 06/07/1988 | CA1237796A1 Engine control method and apparatus |
| 06/01/1988 | EP0269118A2 Throttle valve control apparatus |
| 06/01/1988 | CN87100598A Electro-hydraulic liquid fuel system |
| 05/31/1988 | US4748567 Method of performing a fail safe control for an engine and a fail safe control unit thereof |
| 05/31/1988 | US4748566 Engine control apparatus |
| 05/31/1988 | US4748447 Timing signal generating apparatus for rotating devices |
| 05/31/1988 | US4747930 Air/fuel ratio sensor |
| 05/31/1988 | US4747389 Crank angle detecting system for engines |
| 05/31/1988 | US4747387 Electronic fuel injection control device for internal combustion engines |
| 05/31/1988 | US4747386 Method and apparatus for augmenting fuel injection on hot restart of engine |
| 05/31/1988 | US4747385 Air-fuel ratio control system for an automotive engine |
| 05/31/1988 | US4747380 Throttle valve control device for internal combustion engines |
| 05/31/1988 | US4747379 Idle speed control device and method |
| 05/31/1988 | US4747265 Double air-fuel ratio sensor system having improved exhaust emission characteristics |
| 05/31/1988 | US4747264 Process for the automatic regeneration of a soot filter in a passenger vehicle having a diesel engine |
| 05/25/1988 | EP0268433A1 Method of controlling an air/fuel ratio for an internal combustion engine |
| 05/25/1988 | EP0215828B1 Valve control circuit |
| 05/24/1988 | US4745901 Control method for protecting an IC engine during extended heavy loading |
| 05/24/1988 | US4745899 Method and apparatus for controlling the solenoid current of a solenoid valve which controls the amount of suction of air in an internal combustion engine |
| 05/24/1988 | US4745742 Dual path exhaust pipe for mounting an oxygen sensor |
| 05/24/1988 | US4745741 Controlling the air-fuel ratio of an internal combustion engine |
| 05/19/1988 | WO1988003607A1 Device for the electronic control of the fuel flow in an internal combustion engine |
| 05/18/1988 | EP0267765A2 Oxygen gas concentration-detecting apparatus |
| 05/18/1988 | EP0267764A2 Oxygen gas concentration-detecting apparatus and air-fuel ratio-controlling apparatus using same in internal combustion engine |
| 05/18/1988 | EP0267209A1 System and device for metering fuel. |
| 05/18/1988 | EP0214187B1 Circuit arrangement for detecting current variation signals |
| 05/17/1988 | US4745554 Method of detecting the number of revolutions of internal combustion engine |
| 05/17/1988 | US4745553 Method and apparatus for optimizing the operation characteristics of an engine |
| 05/17/1988 | US4744346 Fuel control apparatus in internal combustion engine |
| 05/17/1988 | US4744345 Air-fuel ratio feedback control method for internal combustion engines |
| 05/17/1988 | US4744344 System for compensating an oxygen sensor in an emission control system |
| 05/17/1988 | US4744343 Device for controlling an internal combustion engine |
| 05/17/1988 | CA1236734A1 Throttle valve controlling apparatus |
| 05/11/1988 | EP0267072A1 Circuit for processing electric signals, particularly for shaping motor vehicle sensor signals |
| 05/11/1988 | EP0266501A2 Method and circuit arrangement for detecting the state of an oxygen sensor |
| 05/11/1988 | EP0266375A1 Controller for internal combustion engines |
| 05/11/1988 | DE3706786C1 Device for monitoring at least two electrical loads in motor vehicles |
| 05/11/1988 | CN86107163A Method saving petrol and related device for petrol engine controlled by microprossor |
| 05/10/1988 | US4742808 Method and system for recognizing the readiness for operation of an oxygen measurement sensor |
| 05/10/1988 | US4742807 Electronic control device for internal combustion engine |
| 05/10/1988 | US4742681 Multi-cylinder internal combustion engine with fuel injection, in particular a turbo-engine |
| 05/05/1988 | WO1988003223A1 Low voltage supply control system for fuel injectors |
| 05/04/1988 | EP0266304A1 Cranking fuel control method and apparatus for combustion engines |
| 05/04/1988 | EP0266212A1 Ignition timing controller for engine |
| 05/04/1988 | EP0265968A2 Vehicle engine controller |
| 05/04/1988 | EP0265526A1 Apparatus for controlling the engine of wheeled construction machine |
| 05/04/1988 | EP0265452A1 Device for detecting the position of a moving part in a motor vehicle |
| 05/04/1988 | EP0168388B1 Automatic initiation system for regenerating a particulate filter trap |
| 05/03/1988 | US4742462 Apparatus for controlling idling operation of an internal combustion engine |
| 05/03/1988 | US4742349 In a communication system |
| 05/03/1988 | US4742332 Magnetic shaft angle encoder |
| 05/03/1988 | US4741817 Electrochemical sensor for the concentration of aspects in a fluid mixture and system for regulating the richness of an air-fuel mixture utilizing such a sensor |
| 05/03/1988 | US4741318 Canister purge controller |
| 05/03/1988 | US4741316 Fuel injection system |
| 05/03/1988 | US4741313 Fuel control apparatus |
| 05/03/1988 | US4741312 Air-fuel ration control system for an automotive engine |
| 05/03/1988 | US4741311 Method of air/fuel ratio control for internal combustion engine |
| 04/27/1988 | EP0265345A1 Device for the measurement and control of the ignition angle in an internal-combustion engine |
| 04/27/1988 | EP0265079A2 Apparatus for learning and controlling air/fuel ratio in internal combustion engine |
| 04/27/1988 | EP0265078A2 Apparatus for learning and controlling air/fuel ratio in internal combustion engine |
| 04/27/1988 | EP0264706A1 Internal-combustion engine operating process |
| 04/27/1988 | EP0264556A1 Fuel delivery system with pressure-controlled electric pump |
| 04/27/1988 | EP0264384A1 Process for compensating tolerances of a position transmitter signal. |
| 04/26/1988 | US4740915 Method of controlling a microprocessor to monitor input signals at irregular mutually intersecting intervals |
| 04/26/1988 | US4739742 Throttle-position sensor for an electronic fuel-injection system |
| 04/26/1988 | US4739741 Fuel supply control method for internal combustion engines at starting |
| 04/26/1988 | US4739740 Internal combustion engine air-fuel ratio feedback control method functioning to compensate for aging change in output characteristic of exhaust gas concentration sensor |
| 04/26/1988 | US4739739 Fuel-injection control system for an internal combustion engine |
| 04/26/1988 | US4739731 Method for measuring and controlling of operating data of internal combustion engines |
| 04/26/1988 | US4739614 Double air-fuel ratio sensor system in internal combustion engine |
| 04/26/1988 | CA1235778A1 Engine protection system |
| 04/21/1988 | WO1988002817A1 Ignition and injection system for internal combustion engines |
| 04/21/1988 | WO1988002812A1 Device for detecting input signals of a control unit in an internal combustion engine |