| Patents for F02P 17 - Testing of ignition installations, e.g. in combination with adjusting; Testing of ignition timing in compression-ignition engines (2,871) |
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| 05/06/2004 | EP1416157A1 Ignition coil, and internal combustion engine ignition device |
| 05/06/2004 | EP1416144A2 Method and apparatus for detecting abnormal combustion conditions in lean burn reciprocating engines |
| 05/06/2004 | EP1415086A1 Coil on plug inductive sampling method and apparatus |
| 05/06/2004 | EP1415085A1 Method for controlling ignition parameters of a spark plug for internal combustion engine |
| 05/06/2004 | DE10318588A1 Klopfsteueranordnung für Verbrennungsmotor Knock control system for internal combustion engine |
| 05/06/2004 | DE10152171B4 Vorrichtung zur Zündung einer Brennkraftmaschine A device for ignition of an internal combustion engine |
| 04/29/2004 | US20040079905 Solid state spark detection |
| 04/29/2004 | DE19933214B4 Vorrichtung zur Erfassung eines Ionenstroms A device for detecting an ion current |
| 04/29/2004 | DE19645383B4 Verfahren zum Betrieb einer Otto-Brennkraftmaschine mit innerer Gemischbildung Method for operating a spark-ignition internal combustion engine with internal mixture formation |
| 04/28/2004 | EP1412637A1 Coil on plug capacitive signal amplification and method of determining burn-time |
| 04/28/2004 | CN2613615Y Unignition detecting sensor |
| 04/28/2004 | CN1492142A Device and method for testing ignition waveform of automobile engine using monolithic processor |
| 04/27/2004 | US6725834 Ignition system with ion current detecting circuit |
| 04/22/2004 | US20040074476 Knock control apparatus for internal combustion engine |
| 04/22/2004 | DE19901795B4 Verbrennungsdiagnosesystem Combustion diagnostic system |
| 04/20/2004 | US6722343 Knock control device for an internal combustion engine |
| 04/20/2004 | US6722183 System and method for impulse noise suppression for integrator-based ion current signal processor |
| 04/07/2004 | EP1173667B1 Method for synchronised ignition |
| 04/06/2004 | US6717412 Ignition signal pickup interface box |
| 04/06/2004 | US6715340 Misfiring detection apparatus for internal combustion engine |
| 03/30/2004 | US6714015 Apparatus for testing spark plugs |
| 03/24/2004 | EP1066470B1 Ignition control for internal combustion engine |
| 03/24/2004 | EP1053399B1 Ignition device for a high-frequency ignition |
| 03/24/2004 | EP1045985B1 Method and device for regulating power in ignition systems with a primary-side short-circuitiing switch |
| 03/11/2004 | DE10336226A1 Spark plug performance investigation system for vehicle internal combustion engine, consists of sleeve fitting over spark plug with coil and connected to plug assembly |
| 03/10/2004 | EP0927346B1 Method of determining misfiring |
| 03/09/2004 | US6701894 Knocking control apparatus for internal combustion engine |
| 03/04/2004 | DE10325318A1 Verbrennungsbedingungserfassungsanordnung für einen Verbrennungsmotor Combustion condition detecting device for an internal combustion engine |
| 03/02/2004 | US6700470 Ignition apparatus having increased leakage to charge ion sense system |
| 02/25/2004 | CN1477307A 发动机点火时间控制装置 Engine ignition timing control device |
| 02/19/2004 | DE19917594B4 Zündeinheit und Zündsystem für Brennkraftmaschinen Ignition and ignition system for internal combustion engines |
| 02/19/2004 | DE10239114A1 Prüfschaltung für eine Zündspule und Verfahren zum Prüfen einer Zündspule Test circuit for an ignition coil and method for testing an ignition coil |
| 02/18/2004 | CN1138976C Process for detecting misfire in IC engine and system for carrying out said process |
| 02/17/2004 | US6691555 Firing state discrimination system for internal combustion engines |
| 02/12/2004 | US20040025570 Combustion condition detection apparatus for an internal combustion engine |
| 02/11/2004 | EP1388869A2 Test circuit for ignition coil and method for testing an ignition coil |
| 01/29/2004 | DE10310365A1 Steuervorrichtung für einen Verbrennungsmotor A control apparatus for an internal combustion engine |
| 01/28/2004 | EP1384982A1 System and method for generating a knock determination window for an ion current sensing system |
| 01/28/2004 | EP1036268B1 Method for measuring the proportion of particles in the exhaust gases from an internal combustion engine |
| 01/21/2004 | EP1056943B1 Method for injecting fuel |
| 01/13/2004 | CA2134816C Auto-ignition detection method |
| 01/01/2004 | US20040000878 Ignition system and method |
| 12/30/2003 | US6670777 Ignition system and method |
| 12/24/2003 | WO2003106822A1 Method for controlling exhausted gas emissions |
| 12/23/2003 | US6667622 Vehicle engine pulse stream analyzer |
| 12/23/2003 | US6666195 Method for producing a sequence of high-voltage ignition sparks and high-voltage ignition device |
| 12/23/2003 | CA2298746C Engine ignition timing tool |
| 12/18/2003 | US20030230074 Method and apparatus for controlling exhausted gas emissions during cold-start of an internal combustion engine |
| 12/16/2003 | US6664789 Engine ignition timing device |
| 12/16/2003 | US6662639 Secondary ignition pickup and method |
| 12/09/2003 | US6659082 Method for operating a four-stroke internal combustion engine |
| 12/09/2003 | US6659081 Arrangement for mounting a sparkplug of an internal combustion engine |
| 12/02/2003 | US6658346 Misfire detection apparatus for internal combustion engine |
| 12/02/2003 | US6655367 Plug-hole-installed ignition coil unit for internal combustion engines |
| 12/02/2003 | US6655191 Method for detecting knocking combustion in the operation of an internal combustion engine |
| 11/27/2003 | US20030217587 Misfire detection apparatus for internal combustion engine |
| 11/25/2003 | US6653840 Ion current detecting device for internal combustion engine |
| 11/25/2003 | US6651490 Process for detecting a misfire in an internal combustion engine and system for carrying out said process |
| 11/11/2003 | US6646231 Ceramic heater and its manufacturing method, glow plug and ion current detecting device |
| 11/06/2003 | WO2003091753A1 Detection of ferromagnetic objects approaching a magnet |
| 11/05/2003 | EP1358406A1 Method and device for adjusting opening time of a fuel injector, for mounting a direct injection internal combustion engine |
| 11/04/2003 | US6642718 Ignition system monitoring assembly |
| 10/30/2003 | US20030201776 Apparatus for testing spark plugs |
| 10/23/2003 | US20030200023 Misfire detection apparatus of internal combustion engine |
| 10/23/2003 | US20030197511 Misfire detection apparatus of internal combustion engine |
| 10/23/2003 | US20030196630 Method and arrangement for detecting the end of a start operation in an internal combustion engine of a motor vehicle |
| 10/23/2003 | US20030196481 Combustion state detection apparatus |
| 10/22/2003 | CN2581715Y Digital display motor high voltage spark remote-detector |
| 10/21/2003 | US6634220 Misfire detecting apparatus for an internal combustion engine and a method for detecting misfires |
| 10/16/2003 | WO2003085244A1 Method for operating an internal combustion engine |
| 10/08/2003 | EP1350951A2 Apparatus and method for detecting fault in glow plug |
| 10/02/2003 | US20030183195 Knock control device for an internal combustion engine |
| 10/01/2003 | EP0943055B1 Method and device for determining the ion flow in internal combustion engines |
| 09/30/2003 | US6626153 Fuel injection engine |
| 09/11/2003 | US20030168050 Inductive ignition device comprising a device for measuring an ionic current |
| 09/11/2003 | US20030168049 Multiplexed single wire control and diagnosis of an electrical object |
| 09/10/2003 | EP1342915A2 System and method for impulse noise suppression for integrator-based ion current signal processor |
| 09/09/2003 | US6617857 DIS ignition signal processing for automotive engine analyzer |
| 09/09/2003 | US6615645 System and method for generating a knock determination window for an ion current sensing system |
| 09/04/2003 | US20030164025 System and method for impulse noise suppression for integrator-based ion current signal processor |
| 09/02/2003 | US6612296 Control apparatus for internal combustion engine |
| 09/02/2003 | US6612283 Fuel injection method |
| 08/26/2003 | US6611145 Motorcycle having a system for combustion diagnostics |
| 08/19/2003 | US6606979 Combustion control system for diesel engine |
| 08/12/2003 | US6604410 Method and system to detect spark loss in a multiple spark plug per cylinder internal combustion engine |
| 07/29/2003 | US6600322 Stroke distinction in 4-cycle engines without a cam reference |
| 07/24/2003 | WO2003060307A1 Method and device for identifying a phase of a four-stroke spark ignition engine |
| 07/23/2003 | EP1329630A2 Glow and ion current measuring device for a Diesel engine |
| 07/15/2003 | US6591810 Control system for internal combustion engine |
| 07/08/2003 | US6591184 Cylinder identifying system for internal combustion engine |
| 07/03/2003 | US20030121509 Ignition system and method for operating an ignition system |
| 07/02/2003 | EP1254313B1 Method for producing a sequence of high-voltage ignition sparks and high-voltage ignition device |
| 07/01/2003 | US6584955 Method and device for phase recognition in a 4-stroke Otto engine with ion flow measurement |
| 06/26/2003 | US20030116148 Ignition device for internal combustion engine |
| 06/24/2003 | US6581551 Method of controlling the process of combustion in an internal combustion engine, and engine with means for varying the effective compression ratio of the cylinders |
| 06/12/2003 | US20030107461 Ignition apparatus having increased leakage to charge ion sense system |
| 06/11/2003 | EP1318298A2 Ignition apparatus having increased leakage to charge ion sense system |
| 06/11/2003 | CN1423047A Non-firing control device of IC engine |
| 06/10/2003 | US6577133 Inductive measurement of armature travel within a solenoid valve |
| 06/10/2003 | CA2134818C Load detection method |