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. 16, 2011
Filed:
Dec. 19, 2008
Applicant:
John F. Knapp, Fairport, NY (US);
Inventor:
John F. Knapp, Fairport, NY (US);
Assignee:
Xerox Corporation, Norwalk, CT (US);
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G 15/08 (2006.01);
U.S. Cl.
CPC ...
Abstract
An apparatus and method for homogenizing developer allow variations in image quality between marking engines to be reduced. The apparatus includes a developer homogenizer in communication with the marking engines which receives developer from the first marking engine and developer from the second marking engine and combines them. A first portion of the combined developer is returned to the first marking engine for forming images therewith and a second portion of the combined developer is returned to the second marking engine for forming images therewith.