The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.
The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.
Patent No.:
Date of Patent:
Jun. 10, 2008
Filed:
Aug. 03, 2005
Warran Boyd Lineton, Ann Arbor, MI (US);
Karina C. Havard, Toledo, OH (US);
James D. Lykowski, Temperance, MI (US);
Warran Boyd Lineton, Ann Arbor, MI (US);
Karina C. Havard, Toledo, OH (US);
James D. Lykowski, Temperance, MI (US);
Federal Mogul World Wide, Inc., Southfield, MI (US);
Abstract
A sparkplug having ground and center electrodes that include a firing tip formed from a noble metal or noble metal alloy by reflowing of a noble metal preform. The present invention also includes a method of manufacturing a metal electrode having an ignition tip for an ignition device, including forming a metal electrode having a firing tip portion; applying a noble metal preform to the firing tip portion; and reflowing the noble metal preform to form a noble metal firing tip.