| Patents for F02P 15 - Electric spark ignition having characteristics not provided for in, or of interest apart from, groups (2,983) |
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| 01/29/1998 | WO1998003791A1 Ignition coil |
| 01/27/1998 | US5711283 System for combusting fuel |
| 01/27/1998 | CA2115007C Engine position detection |
| 01/22/1998 | DE19629171A1 IC engine ignition system with device for generating a fuel cloud in combustion chamber |
| 01/21/1998 | EP0819214A1 Ignition device for a multicylinder internal combustion engine |
| 01/20/1998 | US5710512 Structure and production process for secondary voltage detector for engine |
| 01/13/1998 | US5706792 Integrated ignition coil and spark plug |
| 01/08/1998 | DE19625070A1 Ignition device for two-stroke or four-stroke IC engine |
| 01/06/1998 | US5704321 Traveling spark ignition system |
| 12/30/1997 | US5703556 Ignition coil for an internal combustion engine |
| 12/24/1997 | WO1997048905A1 Method for ignition control in combustion engines |
| 12/24/1997 | WO1997048902A2 Multiple spark capacitive discharge ignition system for an internal combustion engine |
| 12/24/1997 | WO1997048891A1 Method of operating a fuel injected engine |
| 12/24/1997 | CA2256561A1 Method of operating a fuel injected engine |
| 12/16/1997 | US5699230 Electric circuit device and ignition apparatus for internal combustion engine using the same |
| 12/16/1997 | US5697352 Ignition apparatus for internal combustion engine |
| 12/10/1997 | EP0811763A2 Ignition system with generator voltage distribution control |
| 12/09/1997 | CA2129587C Combined ignition and fuel system for combustion-powered tool |
| 12/04/1997 | WO1997045636A1 Traveling spark ignition system and ignitor therefor |
| 12/02/1997 | US5692484 Synchronization circuit for a coil-per-plug ignition system |
| 12/02/1997 | US5692482 Ignition coil for internal combustion engine |
| 11/26/1997 | EP0809019A2 Double strike ignition control |
| 11/20/1997 | WO1997043544A1 Ignition device |
| 11/19/1997 | EP0611417B1 Free-running capacitive discharge ignition system with spark frequency control |
| 11/12/1997 | EP0806566A2 Misfire detector using different methods for high and low engine speeds |
| 11/12/1997 | EP0805920A1 Ignition system for internal combustion engines |
| 11/06/1997 | WO1997041575A1 Magnetic core-coil assembly for spark ignition systems |
| 11/06/1997 | WO1997041574A1 Magnetic core-coil assembly for spark ignition systems |
| 11/06/1997 | CA2253568A1 Magnetic core-coil assembly for spark ignition systems |
| 11/04/1997 | US5682865 Electrical connector and ignition apparatus for an internal combustion engine |
| 11/04/1997 | CA2122248C Free-running capacitive discharge ignition system with spark frequency control |
| 10/30/1997 | DE19711876A1 High power spark ignition system for IC engine |
| 10/30/1997 | DE19616085A1 Coil mounting on IC engine |
| 10/28/1997 | US5680843 For an internal combustion engine in a motor vehicle |
| 10/22/1997 | CN1162696A System and method for controlling ignition of internal combustion engine |
| 10/15/1997 | CN1162347A Ignition system for internal combustion engines |
| 10/15/1997 | CN1162067A Ignition device capable of preventing error action of its micro-processor |
| 10/14/1997 | US5676108 Combustion control system for four cycle direct injection engine and the method thereof |
| 10/08/1997 | EP0800247A1 A dual polarity type ignition system for a spark plug group |
| 10/07/1997 | US5675257 Diagnostic device for gas turbine ignition system |
| 09/24/1997 | CN1160126A Ignition coil device |
| 09/23/1997 | US5671145 Method for emergency control of an internal combustion engine |
| 09/23/1997 | US5669367 Ignition apparatus for internal combustion engine |
| 09/18/1997 | DE19609475A1 High frequency capacitor ignition source for IC engine esp fluid combustion turbine |
| 09/16/1997 | US5668311 Cylinder compression detection |
| 09/12/1997 | WO1997033082A1 Device for controlling cylinder fuel injection type internal combustion engine |
| 09/11/1997 | DE19608526A1 Method of regulating minimum ignition energy for spark-plug IC engine with external ignition e.g. for automobile |
| 09/09/1997 | US5664954 Spark plug boot assembly |
| 09/03/1997 | EP0793016A2 Electrode for preventing noise electric wave and method thereof |
| 09/03/1997 | EP0792511A1 Ignition coil arrangement for a multi-cylinder internal combustion engine |
| 08/27/1997 | EP0791732A2 Ignition coil device |
| 08/27/1997 | CN1158181A Ignition coil arrangement for a multi-cylinder internal combustion engine |
| 08/20/1997 | EP0790409A2 Measuring circuit for an ionic current in ignition devices for internal combustion engines |
| 08/20/1997 | EP0790408A2 Measuring circuit for an ionic current in ignition devices for internal combustion engines |
| 08/20/1997 | EP0790406A2 Electronic ignition system for internal combustion engines |
| 08/14/1997 | WO1997029280A1 Ignition device for a multicylinder internal combustion engine |
| 08/13/1997 | EP0789144A2 A turbine engine ignition exciter circuit incluiding low voltage lockout control |
| 08/12/1997 | US5656966 Turbine engine ignition exciter circuit including low voltage lockout control |
| 08/07/1997 | DE19614288C1 Ion-current measurement circuit e.g. for motor vehicle IC engine combustion chamber |
| 08/07/1997 | DE19604105A1 Zündvorrichtung für eine Mehrzylinder-Brennkraftmaschine Ignition device for a multi-cylinder internal combustion engine |
| 07/31/1997 | WO1997027399A1 Ignition system for internal combustion engines |
| 07/24/1997 | WO1997026455A1 Magneto-based ignition system |
| 07/17/1997 | DE19653442A1 Ignition coil for IC engine |
| 07/01/1997 | US5642721 Double ignition system for internal combustion engines, ignition plug for double ignition systems, and electric spark generator |
| 06/26/1997 | WO1997022981A1 Ignitor for internal combustion engines |
| 06/25/1997 | CN1152671A Ignition system for internal combustion engines |
| 06/19/1997 | DE19645201A1 Fuel-injected IC engine arrangement |
| 06/18/1997 | EP0779424A2 Method of controlling start of engine and device for carrying out the same |
| 06/17/1997 | US5638799 Double strike ignition control |
| 06/17/1997 | US5638787 Combustion chamber system having an improved valve arrangement |
| 06/04/1997 | CN1151089A Adapter feeding apparatus |
| 05/27/1997 | US5632259 Ignition apparatus for an internal combustion engine |
| 05/21/1997 | CN1150348A Current peaking and RFI choke device |
| 05/20/1997 | US5630721 Plug cord connecting structure |
| 05/20/1997 | US5630384 Magneto-based ignition system for reciprocating internal combustion engine having a capacitive discharge booster for aiding engine starting |
| 05/14/1997 | EP0725968A4 Improved multiple-core electrical ignition system cable |
| 05/13/1997 | US5628298 Waterproof spark plug hole cap of internal combustion engine |
| 05/02/1997 | EP0770777A2 Electronic ignition control device for internal combustion engines of motor vehicles |
| 05/01/1997 | WO1997015758A1 A method of identifying the combustion chamber of a combustion engine that is in the compression stroke, a method of starting a combustion engine, and a device for a combustion engine |
| 05/01/1997 | WO1997015757A1 Corona generator system for fuel engines |
| 05/01/1997 | CA2228151A1 Corona generator system for fuel engines |
| 04/15/1997 | US5621278 Ignition apparatus |
| 04/15/1997 | US5619975 Method for monitoring operations of an internal combustion engine to detect combustion misses |
| 04/09/1997 | EP0766786A1 Magneto with dual mode operation |
| 04/09/1997 | EP0505430B1 An arrangement in generators for ignition systems generating voltages for control and charging |
| 04/08/1997 | US5618193 Structure for connecting spark plug and ignition coil for internal combustion |
| 04/08/1997 | US5617829 Method for maintaining clean spark plugs in a variable displacement engine |
| 04/02/1997 | EP0766003A2 Ignition system for internal combustion engines |
| 04/01/1997 | US5617032 Misfire detecting device for internal combustion engine |
| 04/01/1997 | US5616858 Diagnostic method for recognizing combustion misfiring in an internal-combustion engine |
| 04/01/1997 | US5615659 Ignition apparatus for internal combustion engine |
| 03/26/1997 | CN1145983A Ignition device of internal combustion engine |
| 03/25/1997 | US5613473 Method of identifying the stroke positions in an internal combustion engine upon startup |
| 03/20/1997 | WO1997010432A1 Final ignition stage |
| 03/13/1997 | DE19533637A1 Zündendstufe Ignition output |
| 03/12/1997 | EP0762564A1 Adapter feeding apparatus |
| 03/05/1997 | EP0760058A1 Combustion chamber system having an improved valve arrangement |
| 03/04/1997 | US5608632 Self-contained sequential-throttle-body-injection engine control system |
| 02/19/1997 | EP0758430A1 Resetting ignition switch for a gasoline powered chain saw |
| 02/18/1997 | US5603307 Ignition coil for internal combustion engine |