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:
Jul. 30, 2019
Filed:
Sep. 28, 2017
Applicant:
Fuji Xerox Co., Ltd., Tokyo, JP;
Inventors:
Assignee:
FUJI XEROX CO., LTD., Minato-Ku, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03G 15/00 (2006.01); G03G 15/02 (2006.01); G03G 21/18 (2006.01);
U.S. Cl.
CPC ...
G03G 15/0233 (2013.01); G03G 21/18 (2013.01);
Abstract
A charging member includes a cylindrical, hollow or solid, electroconductive base member, and an elastic layer device disposed on the electroconductive base member. When a surface profile of the charging member is subjected to a periodicity analysis in a circumferential direction, the surface profile has a maximum amplitude, in a period region of smaller than 5 mm, within a range of higher than or equal to 0.20 μm and smaller than or equal to 0.90 μm.