| Patents for F02D 13 - Controlling the engine output power by varying inlet or exhaust valve operating characteristics, e.g. timing (11,427) |
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| 06/02/2004 | EP1423591A1 System and method for vehicle engine cranking |
| 06/02/2004 | EP1423589A1 A method of torque modulation |
| 06/01/2004 | US6745122 Method for operating an internal combustion engine |
| 06/01/2004 | US6745121 Cylinder indentification apparatus for WT controlled internal combustion engine |
| 06/01/2004 | US6742502 Engine control method and apparatus |
| 06/01/2004 | US6742495 Engine control apparatus |
| 05/27/2004 | US20040102286 Control apparatus for variable-cylinder engine, and control apparatus for vehicle |
| 05/27/2004 | US20040099244 Valve actuating apparatus for internal combustion engine |
| 05/27/2004 | US20040099237 Knocking avoidance control system of a four-stroke engine for an outboard motor |
| 05/27/2004 | DE10345153A1 Startsteuerungssystem einer Brennkraftmaschine und zugehöriges Startsteuerungsverfahren Start control system of an internal combustion engine and related start control method |
| 05/27/2004 | DE10306794A1 Strategie und Steuersystem zum Abschalten und Zuschalten von Zylindern eines Motors mit veränderlichem Hubraum Strategy and control system for shutting down and connecting cylinders of an engine with variable displacement |
| 05/26/2004 | EP1421260A1 Valve mechanism with a variable valve opening diameter |
| 05/25/2004 | US6741924 Apparatus and method for engine cylinder intake air quantity calculation |
| 05/25/2004 | US6739300 Method of starting a multi-cylinder internal combustion engine without using a starter motor |
| 05/25/2004 | US6739296 Apparatus and method for controlling variable valve operating mechanism |
| 05/25/2004 | US6739295 Compression ignition internal combustion engine |
| 05/25/2004 | US6739123 Temperature management of catalyst system for a variable displacement engine |
| 05/21/2004 | WO2004042216A1 A frequency modulated vcr-engine |
| 05/20/2004 | US20040096372 Exhaust gas purifying equipment for a diesel engine |
| 05/20/2004 | US20040094117 Valve system for internal combustion engine |
| 05/20/2004 | US20040094109 Variable valve control apparatus and method in internal combustion engine |
| 05/20/2004 | US20040094107 Variable valve mechanism and intake air amount control apparatus of internal combustion engine |
| 05/20/2004 | US20040094105 Method for simultantaneously moving cam shafts of various cylinder banks pertaining to an internal combustion engine |
| 05/19/2004 | EP1420150A1 Exhaust gas purifying equipment for a diesel engine |
| 05/19/2004 | EP1419309A1 Exhaust gas purification system and method for internal combustion engine |
| 05/19/2004 | EP1027533A4 Method and system for controlled exhaust gas recirculation in an internal combustion engine with application to retarding and powering function |
| 05/19/2004 | DE10351007A1 Steuerungsvorrichtung und Steuerungsverfahren für einen variablen Ventileinstellungsmechanismus Control apparatus and control method for a variable valve timing mechanism |
| 05/19/2004 | DE10348366A1 Process to operate fuel injection system in a diesel engine with direct fuel injection, by injecting fuel when crankshaft is 2 before and 20 after top center |
| 05/19/2004 | DE10256474B3 Controlling directly fuel-injected turbocharged engine, divides required fuel quantity into two portions and injects one during induction, the other during compression |
| 05/19/2004 | CN1498305A Exhaust gas purification system and method for internal-combustion engine |
| 05/19/2004 | CN1497152A Control device and control method for internal-combustion engine |
| 05/18/2004 | US6738706 Method for estimating engine parameters |
| 05/18/2004 | US6736109 Knock control system |
| 05/18/2004 | US6736108 Fuel and spark compensation for reactivating cylinders in a variable displacement engine |
| 05/18/2004 | US6736105 Control system for direct injection spark ignition engines with a cam profile switching device |
| 05/18/2004 | US6736094 VCT solenoid dither frequency control |
| 05/18/2004 | US6736092 Internal-combustion engine with an electronically controlled hydraulic system for actuation of the valves and means for compensating changes in the operating conditions of the hydraulic |
| 05/18/2004 | US6735937 Engine air and fuel control |
| 05/18/2004 | CA2164204C Exhaust valve timing control responsive to engine idling and shut-down |
| 05/15/2004 | CA2449630A1 Knocking avoidance control system of a four-stroke engine for an outboard motor |
| 05/13/2004 | US20040089278 Method for controlling the charging pressure at a turbocharged combustion engine, and a corresponding combustion engine |
| 05/13/2004 | US20040089250 Device for controlling an internal combustion engine with a variable valve timing system |
| 05/13/2004 | DE10344913A1 Motor mit modifizierten Nockenprofilen zur internen AGR-Steuerung Engine with modified cam profiles for internal EGR control |
| 05/13/2004 | DE10344326A1 Internal combustion engine determines actual air-intake amount, based on air-intake amount calculated from parameter related to engine operational status during opening and closing of inlet valve |
| 05/13/2004 | DE10250771A1 Engine braking device for combustion engine has individually switchable exhaust valve drives changeable between different valve lift curves; different curves can be implemented for exhaust valves |
| 05/13/2004 | DE10249342A1 Verfahren zum Bestimmen des Restgaspartialdrucks in einem Brennraum einer Brennkraftmaschine A method for determining the Restgaspartialdrucks in a combustion chamber of an internal combustion engine |
| 05/13/2004 | DE10062107C5 Aktorregelung Aktorregelung |
| 05/12/2004 | EP1418323A2 A method in an internal combustion engine |
| 05/12/2004 | EP1418314A2 Exhaust gas reflux apparatus for internal combustion engine |
| 05/12/2004 | CN1495352A Exhaust timing controller for two-stroke engine |
| 05/12/2004 | CN1495347A Variable valve operation system capable of make working angle and phase produce change for engine |
| 05/11/2004 | US6732689 Valve timing control apparatus for internal combustion engine |
| 05/11/2004 | US6732682 Control system and method for an internal combustion engine |
| 05/11/2004 | US6732506 Cylinder deactivation system and NOx trap regeneration |
| 05/11/2004 | US6732504 Control apparatus of internal combustion engine |
| 05/06/2004 | WO2004038200A1 Variable valve timing control device of internal combustion engine |
| 05/06/2004 | US20040083999 Control apparatus of variable valve timing mechanism and method thereof |
| 05/06/2004 | US20040083996 Method of bounding cam phase adjustment in an internal combustion engine |
| 05/06/2004 | EP1416154A1 Control apparatus and method for internal combustion engine |
| 05/06/2004 | EP1416128A1 System for delaying the intake valve closing time in an engine |
| 05/06/2004 | EP1415076A1 Control strategy for turbocharged engine having variable valve actuation apparatus |
| 05/06/2004 | EP1144831B1 Method for the plausibility check of the measured charge in an internal combustion engine with variable valve lift control |
| 05/06/2004 | EP1088160B1 Method of controlling the ignition in an internal combustion engine and engine with means for carrying out the method |
| 05/06/2004 | DE19961064B4 Vorrichtung und Verfahren zum Detektieren von Fehlerzuständen für einen Verbrennungsmotor Apparatus and method for detecting fault conditions for a combustion engine |
| 05/06/2004 | DE10344816A1 Control system of valve open/close timing control apparatus of engine, ejects hydraulic fluid into spark-advance and slow-turn chambers, after setting into intermediate phase using relative rotation phase control mechanism |
| 05/06/2004 | DE10344076A1 Steuersystem und -verfahren für eine Brennkraftmaschine mit variablem Ventilmechanismus Control system and method for an internal combustion engine with a variable valve mechanism |
| 05/04/2004 | US6729304 Fuel injection control system, fuel injection control method, and engine control unit, for internal combustion engine |
| 05/04/2004 | US6729283 Externally mounted vacuum controlled actuator with position sensor control means to reduce functional and magnetic hysteresis |
| 05/04/2004 | US6729280 Reference position learning apparatus and method of a variable valve-timing controlling system |
| 05/04/2004 | US6729277 Electromagnetic valve controller |
| 05/04/2004 | US6729128 Emission control apparatus and emission control method |
| 05/04/2004 | US6729126 Internal combustion engine having variable valve control system and NOx catalyst |
| 05/04/2004 | US6729124 Method and arrangement for operating an internal combustion engine |
| 04/29/2004 | US20040079330 Driver or direct acting valve for internal combustion engine |
| 04/29/2004 | US20040079326 Control system for direct injection spark ignition engines with a cam profile switching device |
| 04/29/2004 | US20040079323 Method of operating an internal combustion engine |
| 04/29/2004 | US20040079322 Control apparatus for internal combustion engine and control method for internal combustion engine combustion method for internal combustion engine and direct injection engine |
| 04/28/2004 | EP1413729A1 Method for determining the remaining partial pressure in the combustion chamber of an internal combustion engine |
| 04/28/2004 | EP1413726A2 Start control apparatus for an internal combustion engine and fuel nature determination apparatus |
| 04/28/2004 | EP1413716A2 Control apparatus and method for valve actuating system of internal combustion engine |
| 04/27/2004 | US6728627 Apparatus and method for measuring intake air flow amount of internal combustion engine |
| 04/27/2004 | US6728626 Internal combustion engine with means for uniforming the amount of intake air in different cylinders, and method therefor |
| 04/27/2004 | US6728624 Method for estimating the filling of a cylinder in an internal combustion engine |
| 04/27/2004 | US6725842 Fuel injection control device for internal combustion engine |
| 04/27/2004 | US6725830 Method for split ignition timing for idle speed control of an engine |
| 04/27/2004 | CA2247659C Control system for hybrid vehicle |
| 04/22/2004 | WO2004033862A1 Cylinder operation control apparatus for internal combustion engine |
| 04/22/2004 | US20040074481 Engine with modified cam profiles for internal EGR control |
| 04/22/2004 | US20040074475 Method for controlling the valve lift of discretely adjustable inlet valves in a multi-cylinder internal combustion engine |
| 04/22/2004 | DE10346618A1 Verfahren und Vorrichtung zur Berechnung des minimalen Ventilhubes für Verbrennungsmotoren Method and device for calculating the minimum valve lift for internal combustion engines |
| 04/22/2004 | DE10345639A1 Hydraulischer Stellantrieb zum Betätigen eines Motorzylinderventils Hydraulic actuator for actuating an engine cylinder valve |
| 04/22/2004 | DE10345156A1 Engine control system for motor vehicle, has charge efficiency controller dependent on computed desired torque, inlet air flow controller dependent on charge efficiency controller state and desired torque parameter |
| 04/22/2004 | DE10296726T5 Diesellokomotiven-Brennkraftmaschine mit niedriger Emission und geringem Kraftstoffverbrauch, mit einem Kolben mit einer torusförmigen Fläche Diesel locomotive engine with low emissions and low fuel consumption, with a piston with a toroidal surface |
| 04/22/2004 | DE10247516A1 Device for controlling combustion engine cylinder shut-down has memory recording gas exchange valve movement time variation, data processing unit combining valves into groups for common activation |
| 04/22/2004 | DE10197229T5 Mehrzylinder-Verbrennungsmotor Multi-cylinder internal combustion engine |
| 04/21/2004 | EP1411213A1 Internal combustion engine valve control apparatus |
| 04/21/2004 | EP1409854A1 Method for the load-controlled operation of electromagnetically actuated inlet valves of an internal combustion engine |
| 04/21/2004 | CN1490503A Controlling system for IC engine |
| 04/20/2004 | US6722349 Efficient internal combustion engine valve actuator |
| 04/20/2004 | US6722344 Engine control apparatus |