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. 30, 2011
Filed:
Nov. 03, 2010
Applicant:
Robert Carl Tidrick, Tigard, OR (US);
Inventor:
Robert Carl Tidrick, Tigard, OR (US);
Assignee:
Xerox Corporation, Norwalk, CT (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B41J 2/175 (2006.01); B41J 2/01 (2006.01); B41J 29/393 (2006.01); G01D 11/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A system for reading a coded marker of an ink stick has been developed. The system includes an optical detector that detects light reflected from different areas of the generates signals in response to detecting light having at least two signal strengths that is reflected from different areas of the coded marker. A controller processes the signals from the optical detector to identify a code word encoded into the coded marker of the ink stick.