| Patents for H01T 13 - Sparking plugs (7,441) |
|---|
| 12/20/1994 | US5374822 Optical transmitter for producing an optical signal indicative of temperature |
| 12/13/1994 | US5373214 Spark plug and electrode arrangement therefor |
| 12/07/1994 | CN2184997Y Purifying sparking plug |
| 12/06/1994 | US5371436 Device for initiating combustion of fuel in an engine |
| 12/06/1994 | US5370832 Sintered ceramic body for a spark plug insulator and method of sintering the same |
| 12/06/1994 | US5370100 Connecting part for ignition device |
| 12/01/1994 | DE4404543C1 Arrangement for motor vehicle electrical systems, for connecting a connecting cable to an electrical functional element |
| 11/29/1994 | US5369328 Spark plug having Y-shaped or V-shaped electrodes |
| 11/29/1994 | US5367871 Aircraft engine ignition system |
| 11/24/1994 | WO1994027347A1 Improvements relating to ignition leads used in conjunction with internal combustion engines |
| 11/23/1994 | EP0625813A1 A spark plug |
| 11/17/1994 | EP0624938A1 A spark plug electrode for use in internal combustion engine |
| 11/16/1994 | CN1095198A Variable thermal value spark plug |
| 11/08/1994 | USRE34778 Spark plug and method of manufacturing the same |
| 11/08/1994 | US5363046 Spark plug cap with misfire detecting capacitor for internal combustion engine |
| 11/02/1994 | EP0622881A2 A spark plug insulator a method of making the same |
| 11/02/1994 | EP0621988A1 Spark plug for internal combustion engines, in particular for motor vehicle internal combustion engines |
| 11/01/1994 | US5359981 Apparatus for preventing electro-magnetic wave noise from being radiated and conducted from igniting device of gasoline engine |
| 10/27/1994 | WO1994024736A1 Ignition plug device for gasoline internal combustion engine |
| 10/26/1994 | EP0621666A2 Construction for retaining coiled spring of high-voltage terminal in engine ignition system |
| 10/26/1994 | EP0620951A1 Electrical heated plug for igniting fuel-air mixtures |
| 10/25/1994 | US5358415 Spark plug cap |
| 10/12/1994 | EP0619631A1 Spark plug device |
| 10/12/1994 | CN2179642Y Spark plug for gasoline engine |
| 10/11/1994 | CA1332332C Spark plug for internal combustion engine |
| 10/04/1994 | US5352953 Gas-filled discharge tube |
| 09/29/1994 | DE4409412A1 Zündkerze und Verfahren zu ihrer Herstellung Spark plug and method for their preparation |
| 09/28/1994 | EP0617492A1 Double ignition system for internal combustion engines, ignition plug for double ignition systems, and electric spark generator |
| 09/20/1994 | US5348486 Heat shielded spark plug boot assembly |
| 09/20/1994 | US5347856 Misfire detector device for use in an internal combustion engine |
| 09/20/1994 | US5347855 Misfire detector device for use in an internal combustion engine |
| 09/15/1994 | WO1994021015A1 Electrically conductive sealing compound for sparking plugs |
| 09/15/1994 | DE4406558A1 Spark plug having an earth electrode |
| 09/14/1994 | EP0615325A2 Plug cap device for internal combustion engine |
| 09/13/1994 | US5347193 Spark plug having an erosion resistant tip |
| 09/06/1994 | US5344328 Spark plug keeper |
| 08/30/1994 | US5343154 Diagnostic device for gas turbine ignition system |
| 08/23/1994 | US5340323 Coil spring engagement construction of a high tension terminal in an engine ignition apparatus |
| 08/23/1994 | CA1331548C Combustion apparatus and system for internal combustion engine |
| 08/20/1994 | CA2115965A1 Spark plug with a ground electrode concentrically disposed to a central electrode |
| 08/10/1994 | EP0609787A1 Spark plug with built-in pressure sensor |
| 08/10/1994 | CN1090683A Variable gap sparking plug |
| 08/02/1994 | US5333593 Energy-on-demand ignition coil |
| 08/02/1994 | US5333592 Ignition coil for ignition systems in combustion engines |
| 07/26/1994 | US5332394 Electrical connector for connecting a voltage source to a spark plug terminal |
| 07/21/1994 | WO1994016214A1 Multi-spark ignition system with variable number of sparks for an internal combustion engine |
| 07/20/1994 | EP0607035A2 A spark plug voltage detector for use in internal combustion engines |
| 06/28/1994 | US5324207 Cap for a high-tension cable terminal for use in an automobile engine |
| 06/22/1994 | EP0602698A1 Sealed cable assembly |
| 06/21/1994 | US5322043 Spiral spin charge or sheathing system |
| 06/09/1994 | WO1994013046A1 Sparking plug for internal combustion engines |
| 06/08/1994 | CN2168350Y Double-spark ignition plug |
| 06/08/1994 | CN1087758A Spark plug for internal combustion engine |
| 06/01/1994 | CN2167456Y Multi-pole spark plug of series type |
| 06/01/1994 | CN1024876C Spark plug electrodes and process for making thereof |
| 05/31/1994 | US5317268 Sparking voltage detecting device for internal combustion engines |
| 05/26/1994 | WO1994011934A1 Spark plug for internal combustion engines, in particular for motor vehicle internal combustion engines |
| 05/26/1994 | WO1994011933A1 Electrical heated plug for igniting fuel-air mixtures |
| 05/26/1994 | DE4238973A1 Zündkerze für Brennkraftmaschinen, insbesondere für Brennkraftmaschinen von Kraftfahrzeugen A spark plug for internal combustion engines, especially for internal combustion engines of motor vehicles |
| 05/25/1994 | CN1087210A Sparking plug for internal combustion engines, in particular for internal combustion engines of motor vehicles |
| 05/11/1994 | EP0596233A2 High voltage signals detection device |
| 05/11/1994 | DE4237444A1 Elektrisch beheizte Zündkerze zum Zünden von Kraftstoff-Luft-Gemischen Electrically heated spark plug for igniting fuel-air mixtures |
| 05/10/1994 | US5310373 Method for producing electrodes for spark plugs and spark plug electrodes |
| 04/19/1994 | US5304894 Contains, borosilicate and/or stronsium borate, mullite, zirconia, carbon black, bentonite, sucrose, lithium carbonate, antimony and silicon; |
| 04/19/1994 | CA1328587C Spark plug having a rapid heat-dissipating metallic shell |
| 04/14/1994 | DE4233897A1 Ignition coil for IC engine - has one coil per spark plug placed over threaded peg with boss screwed down over it |
| 04/13/1994 | EP0591686A2 Connecting element for ignition device |
| 04/13/1994 | EP0305531B1 Combustion system for internal combustion engine and combustor used therefor |
| 04/12/1994 | US5302131 Connector cap for linking electrical cable |
| 04/07/1994 | DE4314780A1 Vehicle sparking plug connector |
| 04/07/1994 | DE4232951A1 Ignition equipment for IC engine - has locking connections element held part of stop by distributor cap deformed and fixed in releasing position when ignition distributor is rotated |
| 04/06/1994 | EP0590657A2 Spark plug connector |
| 04/06/1994 | EP0418284B1 Spark plug |
| 03/30/1994 | EP0589614A1 Connecting assembly for ignition plug in gasoline engine and method for producing same |
| 03/29/1994 | US5297971 Spark plug cap |
| 03/29/1994 | US5297510 For an engine |
| 03/23/1994 | EP0588495A1 A spark plug and a method of making the same |
| 03/17/1994 | WO1994006183A1 Spark plug terminal |
| 03/17/1994 | DE4230447A1 IC engine spark plug - with spark discharge alteration at given threshold voltage for extending working life |
| 03/16/1994 | EP0587446A1 A method of making spark plug electrode |
| 03/08/1994 | US5291872 Ignition apparatus for an internal combustion engine |
| 03/02/1994 | CN2158145Y Multipole sparking plug |
| 02/23/1994 | CN2157607Y High-efficiency low consumption energy-saving spark plug |
| 02/16/1994 | EP0418281B1 Method for manufacturing electrodes for a spark plug |
| 02/03/1994 | WO1994002817A1 Pressure sensor |
| 02/02/1994 | EP0581067A1 Spark plug with built-in pressure sensor |
| 02/01/1994 | US5283499 For use with an engine |
| 02/01/1994 | US5283134 Spark plug insulator and a method of sintering |
| 02/01/1994 | CA1326617C Spark plug structure |
| 01/26/1994 | EP0580295A1 Plug cap device |
| 01/20/1994 | WO1994001905A1 Spark plug/spark plug cap unit |
| 01/19/1994 | EP0579487A2 Coupling construction |
| 01/19/1994 | CN1081028A Spark plug with insulated ceramic shell |
| 01/18/1994 | US5280214 Spark plug with a ground electrode concentrically disposed to a central electrode |
| 01/18/1994 | CA1326185C Copper core side electrode spark plug shell |
| 01/05/1994 | EP0577103A1 Ni-based alloy electrode of a sparking plug for use in internal combustion engines |
| 12/28/1993 | US5274298 Spark plug having an ablative coating for anticontaminat fouling |
| 12/28/1993 | US5273474 Method of manufacturing a center electrode for a spark plug |
| 12/23/1993 | WO1993026068A1 Sparking plug |
| 12/23/1993 | DE4223071C1 Zündkerzen-/Zündkerzenstecker-Einheit Spark plug / spark plug unit |