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:
Sep. 09, 1997
Filed:
Nov. 30, 1995
Applicant:
Inventors:
Assignee:
Minolta Co., Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G / ;
U.S. Cl.
CPC ...
399171 ; 250324 ; 361229 ; 399173 ;
Abstract
An image forming apparatus having an electrostatic latent image carrier, and a charging device which includes an electric discharge electrode having a plurality of projection and a grid electrode located between the electric discharge electrode and the surface of the electrostatic latent image carrier. A grid electrode electric current Ig passing through the grid electrode and an image carrier electric current Ip passing through the conductive base of electrostatic latent image carrier satisfy the following relationship: