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.

Date of Patent:
May. 24, 1994

Filed:

Apr. 07, 1992
Applicant:
Inventors:

Moriyoshi Matsushiro, Nagoya, JP;

Naoki Toyoshi, Toyohashi, JP;

Tsugihito Yoshiyama, Toyohashi, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03G / ;
U.S. Cl.
CPC ...
355246 ; 355208 ;
Abstract

An image forming apparatus in which a light amount of an irradiation lamp for exposure or voltage value of a developing bias applied to a developing electrode is adjusted based upon density value of test toner images formed on the surface of the photosensitive member for preventing the occurrence of toner fogging.


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