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:
Mar. 07, 2006
Filed:
Feb. 27, 2003
Applicants:
Christopher John Mazur, Canton, MI (US);
Michael Leonard Corsetti, Clinton Township, MI (US);
Inventors:
Christopher John Mazur, Canton, MI (US);
Michael Leonard Corsetti, Clinton Township, MI (US);
Assignee:
Ford Global Technologies, LLC, Dearborn, MI (US);
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
F01N 3/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A computer controlled diagnostic system is described that monitors catalyst activity of an upstream catalyst using a sensor located downstream of a downstream catalyst. In this way, a system configuration is achieved that allows for diagnosis as well as improved air-fuel ratio control.