| Patents for F02P 11 - Safety means for electric spark ignition, not otherwise provided for (1,437) |
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| 04/11/1995 | US5404853 Engine ignition system |
| 04/05/1995 | EP0646713A1 Self-diagnosing apparatus of vehicle |
| 04/05/1995 | CN2193934Y High-energy distributor for vehicles |
| 03/29/1995 | CN2193437Y Gasoline engine igniting fault automatic monitor |
| 03/28/1995 | US5401222 Device for influencing the starting of the internal combustion engine of a motor vehicle with electronically controlled gearbox |
| 03/15/1995 | EP0643222A2 Device to control a heating element in an automotive vehicle |
| 03/15/1995 | EP0642892A1 Combined ignition and fuel system for combustion-powered tool |
| 03/07/1995 | US5394838 Vaporized fuel injection system |
| 02/28/1995 | US5392641 Ionization misfire detection apparatus and method for an internal combustion engine |
| 02/08/1995 | CN2189214Y Theft-proof, energy saving electronic ignitor for automobile |
| 01/04/1995 | CN2186804Y Motor-vehicle electronic igniting switch |
| 12/22/1994 | DE4319881A1 Method of processing interrupt signals of an interrupt source |
| 12/13/1994 | US5372035 Robot for driving an automobile on a chassis dynamometer |
| 12/08/1994 | WO1994028301A1 Vehicle security system |
| 12/08/1994 | CA2164313A1 Vehicle security system |
| 11/22/1994 | US5365910 Misfire detector for use in internal combustion engine |
| 10/26/1994 | EP0511974B1 Process for protecting a catalytic converter from overheating |
| 10/25/1994 | CA1332753C Overvoltage protection system for marine ignition and regulator circuitry |
| 10/05/1994 | EP0618359A2 Ignition system with device to limit revolutions and stabilise idling for a combustion engine |
| 09/14/1994 | EP0615067A2 Ionization misfire detection apparatus and method for an intenal combustion engine |
| 09/13/1994 | US5345910 Engine ignition system having improved warmup advanced timing control |
| 09/09/1994 | CA2117168A1 Ionization misfire detection apparatus and method for an internal combustion engine |
| 08/30/1994 | US5343154 Diagnostic device for gas turbine ignition system |
| 08/02/1994 | US5334938 Method of monitoring an internal combustion engine ignition system by measuring spark duration or voltage and distinction between isolated errors and recurrent errors |
| 07/27/1994 | CN2172738Y Theft-proof universal electronic igniter for vehicles and motorcycles |
| 07/13/1994 | CN2171695Y Anti-theft electronic igniter for vehicle low-temp. start |
| 07/13/1994 | CN2171693Y Computer electronic igniter for gasoline vehicle |
| 07/12/1994 | US5327867 Misfire-detecting system for internal combustion engines |
| 06/21/1994 | US5322045 Misfire-detecting system for internal combustion engines |
| 06/17/1994 | CA2085526A1 Ignition system for gasoline powered boats |
| 06/15/1994 | CN2168964Y Multifunctional spark plug adjustor |
| 06/08/1994 | CN2168074Y multifunctional electronic cipher ignitor for automobiles |
| 06/07/1994 | CA1330114C Idling rotating speed control system of outboard engine |
| 05/31/1994 | US5317267 Spark plug voltage probe for use with an internal combustion engine |
| 04/27/1994 | EP0593825A1 Safety ignition system for gasoline powered boats |
| 04/27/1994 | CN2163245Y Automotive high voltage line cap electric transmission indicator |
| 03/30/1994 | EP0589603A2 Exciter circuits and methods with protective measures for solid state switches |
| 03/30/1994 | CN2160020Y Remote control puzzle electronic ignition switch for motor vehicle |
| 03/03/1994 | WO1994004808A1 Self-diagnosing apparatus of vehicle |
| 03/02/1994 | EP0584618A2 Capacitor discharge engine ignition system with automatic speed limiting |
| 03/02/1994 | EP0584130A1 Method and device for detection of ignition failures in an internal combustion engine cylinder. |
| 02/23/1994 | CN2157321Y Theftproof cipher lock for explosive motor vehicle |
| 02/08/1994 | US5284124 Ignition system for internal combustion engine |
| 02/02/1994 | EP0581508A2 Multiple functions cam sensing |
| 01/26/1994 | CN2154202Y Synchronous bonding device for automobile |
| 01/13/1994 | DE4223954C1 Heating element controller for automobile engine - responds to sensor signals indicating seat belt closure, occupation of vehicle driving seat, or closure of all vehicle doors. |
| 11/30/1993 | CA1324814C Protective circuit for battery powered engine ignition system |
| 11/10/1993 | EP0568734A2 Backfire ignition brake for internal combustion engine |
| 10/05/1993 | US5249562 Method for protecting a catalytic converter |
| 09/21/1993 | US5245965 Capacitor discharge engine ignition system with automatic speed limiting |
| 09/07/1993 | CA1322041C Apparatus and method for protecting engine electronics from radio frequency interference |
| 08/31/1993 | US5241274 On-board internal combustion engine spark plug efficiency visual display |
| 08/31/1993 | US5240428 Working machine safety device |
| 08/25/1993 | CN1075533A Cipher ignitor special for automobile and motorcycle |
| 08/03/1993 | US5233226 Ignition system for gasoline powered boats |
| 07/15/1993 | DE4200642A1 Vehicular driver vigilance alarm coupled to steering wheel - incorporates two timed circuits for successive alerting of inattentive driver and of others at risk. |
| 07/06/1993 | US5224448 Ignition brake for an internal combustion engine |
| 06/24/1993 | WO1993012341A1 Internal-combustion engine ignition system with ignition control signal suppression |
| 06/22/1993 | US5220902 Ignition device for internal combustion engines |
| 06/10/1993 | WO1993011356A1 Ignition system for an internal combustion engine |
| 06/09/1993 | DE4240756A1 Robot for operating motor vehicle on chassis dynamometer - controls robotic body by placing operating device in safety position when hardware or software fault occurs |
| 06/09/1993 | DE4140416A1 Zuendanlage fuer brennkraftmaschinen Engine-ignition system for |
| 06/09/1993 | DE4140147A1 Zuendanlage fuer brennkraftmaschinen Engine-ignition system for |
| 06/02/1993 | EP0544471A2 Ignition system for combustion-powered tool |
| 05/25/1993 | US5213081 Misfire sensing apparatus for an internal combustion engine |
| 05/11/1993 | US5209202 Method of operating an internal combustion engine |
| 05/11/1993 | US5209196 Operating-mode position selector arrangement for internal combustion engine |
| 05/05/1993 | EP0540426A1 Method and apparatus for operating conditions fault detection of an ignition system for an internal combustion engine |
| 04/27/1993 | US5205253 Engine operation interrupt using engine operating parameters |
| 04/13/1993 | US5201293 Method of monitoring the operation of an internal combustion engine |
| 04/13/1993 | US5201284 Ignition timing control apparatus |
| 04/06/1993 | US5199397 Engine operation interrupt using ambient monoxide sensing |
| 04/06/1993 | US5199396 Engine operation interrupt using ambient oxygen sensing |
| 03/03/1993 | EP0529735A1 Ignition device for an internal combustion engine |
| 03/02/1993 | US5190019 Interlock circuit for de-activating an engine |
| 02/23/1993 | US5188069 Safety interlock for a device |
| 02/10/1993 | EP0438429B1 Process and device for recognizing spark failures |
| 01/27/1993 | EP0312560B1 Device and process for checking the wiring of an ignition power module |
| 11/26/1992 | WO1992020912A1 Method and device for detection of ignition failures in an internal combustion engine cylinder |
| 11/19/1992 | EP0513995A1 A misfire detector for use in internal combustion engine |
| 11/17/1992 | US5163316 Apparatus for detecting flameout of internal combustion engine |
| 11/17/1992 | CA1310356C Ignition system |
| 11/12/1992 | WO1992019863A1 Ignition system for internal combustion engines |
| 11/12/1992 | DE4115032A1 Elektronisches system in einem kraftfahrzeug zur erkennung einer schlechtwegstrecke An electronic system in a motor vehicle for the detection of a distance-bad |
| 11/11/1992 | EP0511974A1 Process for protecting a catalytic converter from overheating. |
| 11/05/1992 | DE4114087A1 Zuendanlage fuer verbrennungskraftmaschinen Combustion engine-ignition system for |
| 10/20/1992 | CA1309034C Compliance brake for an internal combustion engine powered implement |
| 10/14/1992 | EP0508804A1 A secondary voltage waveform detecting device for internal combustion engine |
| 10/13/1992 | US5155437 Diagnostic device for gas turbine ignition system |
| 09/30/1992 | CN2117477U Non-speed-reducing ignitor of motor vehicle |
| 09/29/1992 | USRE34079 Method and apparatus for conserving battery power in a snowmobile electrical system |
| 09/09/1992 | EP0502549A2 Spark survey in spark ignition engine |
| 08/18/1992 | US5140250 Protective circuit for battery powered engine ignition system |
| 08/18/1992 | US5138995 Ignition process, arrangement and apparatus for internal combustion engines with a magneto |
| 08/11/1992 | US5136996 Ignition system and method for internal combustion engine |
| 08/05/1992 | EP0497475A2 Method of and apparatus for processing internal combustion engine speed data |
| 08/04/1992 | US5136279 Battery disconnection and abnormal output warning device for triggering engine speed reduction |
| 08/04/1992 | CA1306000C Under the flywheel ignition system |
| 07/28/1992 | US5133329 Ignition system for combustion-powered tool |
| 07/28/1992 | US5133303 Overheat detecting apparatus for engine |