Patents for H01T 13 - Sparking plugs (7,441)
02/1985
02/19/1985CA1182891A1 Device for preventing radio frequency interference from spark plug
02/19/1985CA1182857A1 Ignition method and igniter device for ignition carburated gaseous mixtures
02/12/1985US4499399 For an internal combustion engine
02/06/1985EP0036888B1 Plasma jet ignition system
02/05/1985US4497633 Method of forming a tubular electrical insulator assembly
02/05/1985US4497532 Heat shielded, spark plug boot assembly
01/1985
01/22/1985US4494508 For an internal combustion engine
01/15/1985US4493297 Plasma jet ignition device
01/08/1985US4492194 Spark-ignition air-compressing internal combustion engine
01/08/1985CA1180782A1 Spark plug wiring assembly
01/02/1985CA1180241A Spark plug
01/01/1985US4491101 Multiple heat-range spark plug
12/1984
12/25/1984US4490122 Process for manufacturing an ignition device for an internal combustion engine, and ignition device obtained thereby
12/25/1984US4489596 Spark plug with measuring means
12/18/1984CA1179729A1 Combustion initiation system
12/11/1984US4488081 Ignition plug
12/11/1984US4487177 Apparatus and method for starting a diesel engine using plasma ignition plugs
11/1984
11/27/1984CA1178653A1 Method for producing a composite center electrode and an electrode
11/20/1984US4484101 Spark plug
11/20/1984US4483822 Ruthenium, manganese, spark plugs
11/13/1984US4482475 Resistor composition for resistor-incorporated spark plugs
10/1984
10/10/1984EP0120905A1 Spark plug.
10/09/1984US4476412 Spark plug
09/1984
09/19/1984EP0118789A1 Sparking plugs for internal-combustion engines
09/04/1984US4469059 For igniting air-fuel mixtures
08/1984
08/14/1984US4465952 Spark plug for internal combustion engines
08/14/1984US4465331 Device for preventing radio frequency interference from spark plug
08/14/1984US4465031 Ignition plug with ignition chamber, and internal combustion engine provided therewith
08/01/1984EP0114490A2 Ignition system
07/1984
07/17/1984US4460847 Spark plug
07/11/1984EP0112890A1 Ignition system for an otto-type four-stroke engine.
07/04/1984EP0112335A1 Spark generator
06/1984
06/26/1984US4456900 High frequency coil
06/12/1984US4454445 Spark plug attachment
06/05/1984US4452072 Combustion condition sensor
06/05/1984CA1168531A1 Spark igniter
05/1984
05/15/1984US4448181 Plasma ignition system for an internal combustion engine
05/08/1984US4446723 Optical combustion event sensor structure particularly knock sensor for an internal combustion engine
05/01/1984US4446058 Resistor composition for resistor-incorporated spark plugs
04/1984
04/26/1984WO1984001674A1 Spark plug
04/17/1984US4443047 Spark plug wiring assembly
04/17/1984US4442807 Method for igniting lean fuel-air mixtures and an apparatus to perform the method
04/10/1984US4442375 Decarbonization
03/1984
03/28/1984EP0103689A1 Glow-plug connector
03/27/1984US4439708 Spark plug having dual gaps
03/27/1984US4439707 Spark plug with a wide discharge gap
03/20/1984US4437719 Connector for automotive ignition devices
03/13/1984US4436068 Ignition system of an internal combustion engine
02/1984
02/29/1984EP0101547A2 High-tension spark plug
02/02/1984WO1984000402A1 Ignition system for an otto-type four-stroke engine
01/1984
01/24/1984US4427915 Spark plug and the process for production thereof
01/24/1984US4427914 Sparkplug with improved antifouling performance
01/17/1984US4425788 Combustion monitoring system for multi-cylinder internal combustion engine
12/1983
12/27/1983US4422323 Combustion process observation element construction
12/27/1983US4422321 Combustion process sensor construction
12/21/1983EP0096353A2 A radio-frequency-noise-suppressive ignition system for an automotive vehicle's engine
12/13/1983CA1158500A1 Igniter plug
12/13/1983CA1158499A1 Igniter plug
12/06/1983US4419601 Spark plug for internal combustion engine
12/06/1983US4419212 Combination gas oxygen concentration and combustion light sensor
11/1983
11/15/1983US4415828 Sparkplug with antifouling coating on discharge end of insulator
11/09/1983EP0093403A2 Radio frequency interference radiation suppressing ignition system
11/09/1983EP0093300A2 Ignition wire terminal
11/08/1983US4414483 Spark plug and manufacturing process thereof
11/08/1983US4413870 Pivotable spark plug connector
11/08/1983US4413509 Combustion process parameter sensor
11/01/1983US4412446 Optical combustion sensor, particularly for use with internal combustion engines
10/1983
10/26/1983EP0081479A4 Spark plug.
10/25/1983US4412151 Piezoelectric crystal spark plug
10/18/1983US4409815 Combustion process sensor arrangement
10/11/1983CA1155191A1 Spark plug wire terminal and method for attaching terminal
09/1983
09/28/1983EP0089429A1 Spark plug for an internal combustion engine
09/28/1983EP0089390A1 Spark plug connector
09/27/1983US4406968 Sparkplug for internal combustion engine
09/13/1983CA1153792A1 Plasma jet ignition system
08/1983
08/30/1983US4402036 Method of producing a high energy plasma for igniting fuel
08/30/1983US4401915 Ignition plug for an internal combustion engine
08/23/1983US4400643 Wide thermal range spark plug
08/10/1983EP0085409A1 Continuous combustion spark plug
08/09/1983US4398125 Force field anti-noise-induction system
08/02/1983US4396888 Engine analyzers
08/02/1983US4396855 Plasma jet ignition plug with cavity in insulator discharge end
08/02/1983US4396854 Ignition plug
07/1983
07/21/1983WO1983002532A1 Spark generator
07/19/1983US4394598 Spark plug for internal combustion engines
07/12/1983US4393324 Spark plug with a sphere-like metal center electrode and manufacturing process thereof
06/1983
06/22/1983EP0081479A1 Spark plug.
06/14/1983US4388549 Plasma plug
06/14/1983US4387948 Spark plug wire terminal and method for attaching terminal
06/07/1983US4386817 Cable underpinning
05/1983
05/18/1983EP0078954A1 Spark plug for an internal-combustion engine
05/17/1983US4384256 Diagnostic ignition spark detector
05/17/1983US4384234 Spark plug with heat conducting sleeve for center electrode
04/1983
04/05/1983US4379263 Engine analyzers
03/1983
03/16/1983EP0073939A1 High-tension spark plug
03/15/1983CA1142825A1 Arc erosion resistant composite materials and processes for their manufacture
02/1983
02/22/1983US4374450 Method of making an igniter plug with nickel coating on center electrode
02/09/1983EP0071577A1 Spark plug
01/1983
01/20/1983WO1983000262A1 Sparking-plug for combustion engine
01/19/1983EP0069993A1 Spark plug to operate an internal-combustion engine
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