US Patent 7588021 Spark plug circuit
Patent 7588021 was granted and assigned to Federal-Mogul on September, 2009 by the United States Patent and Trademark Office.
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Patent Inventor Names
James D. Lykowski0
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Patent abstract
A spark plug circuit for, and a method of, reducing or preventing the corrosion of a spark plug electrodes in an internal combustion engine. The circuit and method provide a positive voltage across the center electrode/ground electrode gap, which repels positively charged corrosion mechanisms, such as calcium and phosphorus ions.
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US Patent 07588021 Spark plug circuit US Patent 7588021 Spark plug circuit
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Patent Number
075880210
Patent Number
75880210
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Official Website
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Is a
Current Assignee
Patent Jurisdiction
Patent Number
075880210
Date of Patent
September 15, 2009
0Patent Application Number
117357050
Date Filed
April 16, 2007
0Official Website
Patent Primary Examiner
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US Patent 07588021 Spark plug circuit
Infobox
Is a
Current assignee
Patent jurisdiction
Patent number
07588021
Date of patent
September 15, 2009
Patent application number
11735705
Date Filed
April 16, 2007
Patent primary examiner
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