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:
Nov. 01, 2011
Filed:
Nov. 30, 2006
Applicants:
Kenneth A. Doll, Ann Arbor, MI (US);
Arnold H. Spieker, Commerce Township, MI (US);
Inventors:
Kenneth A. Doll, Ann Arbor, MI (US);
Arnold H. Spieker, Commerce Township, MI (US);
Assignee:
Kelsey-Hayes Company, Livonia, MI (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 19/24 (2011.01);
U.S. Cl.
CPC ...
Abstract
A periodic test signal () is injected into a sensor and the sensor output () is compared to a threshold to determined whether the sensor is functioning properly.