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:
May. 16, 1995
Filed:
Feb. 04, 1994
Applicant:
Inventors:
David M Thompson, Fairport, NY (US);
Carol J Panepinto, Rochester, NY (US);
Edward C Savage, Webster, NY (US);
Assignee:
Xerox Corporatin, Stamford, CT (US);
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03G / ;
U.S. Cl.
CPC ...
355208 ; 250325 ; 355221 ; 355225 ;
Abstract
An image processing apparatus having a corona device for charging a photoreceptor to voltage levels, a developer for applying toner to the photoreceptor including a sensor for providing signals in relation to current flow between the photoreceptor and the developer as a result of the developer applying toner to the photoreceptor on predetermined patches, and a corona control responsive to the signals for adjusting the corona device for charging the photoreceptor to adjusted voltage levels.