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:
Aug. 29, 2006
Filed:
Dec. 19, 2002
Eric P. Clyde, Bay City, MI (US);
Richard E. Fouts, Grand Blanc, MI (US);
Richard F. Beckmeyer, Davisburg, MI (US);
William J. Labarge, Bay City, MI (US);
Eric P. Clyde, Bay City, MI (US);
Richard E. Fouts, Grand Blanc, MI (US);
Richard F. Beckmeyer, Davisburg, MI (US);
William J. LaBarge, Bay City, MI (US);
Delphi Technologies, INC, Troy, MI (US);
Abstract
In one embodiment, a method of making a sensor comprises: forming a slurry comprising a metal oxide, a binder, an acetate, and a reducing material, applying the slurry to at least a portion of a sensing element comprising two electrodes with an electrolyte disposed therebetween, and calcining the slurry to form a protective coating. In one embodiment, a gas sensor, comprises: a sensing element comprising a sensing electrode and a reference electrode having an electrolyte disposed therebetween, and a protective coating disposed over the sensing electrode, wherein the protective coating comprises aluminum oxide, an alpha alumina and about 2 wt % to about 15 wt % solid solution, based upon the total weight of the protective coating.