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:
Nov. 30, 2004
Filed:
Mar. 05, 2003
Applicant:
Inventors:
Shinichiro Saito, Minamiashigara, JP;
Kazunari Koga, Minamiashigara, JP;
Toshiaki Murofushi, Minamiashigara, JP;
Akihiko Suzuki, Minamiashigara, JP;
Akihito Suzuki, Minamiashigara, JP;
Assignee:
Fuji Xerox Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G 1/500 ;
U.S. Cl.
CPC ...
G03G 1/500 ;
Abstract
The invention provides a washing method for a charging member by removing the deposited substance on the surface, thus making the charging member reusable. The washing method, for an electrophotographic charging member to be pressed to the surface of a member to be charged thereby charging the member to be charged, has a step of washing the surface of the charging member at least once with an acidic aqueous solution.