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. 12, 2015
Filed:
Jun. 17, 2011
Applicants:
Yoko Arai, Shizuoka, JP;
Keisuke Kamitsu, Shizuoka, JP;
Shinichi Togashi, Miyagi, JP;
Inventors:
Assignee:
Ricoh Company, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03G 15/00 (2006.01);
U.S. Cl.
CPC ...
G03G 15/751 (2013.01);
Abstract
An electrophotographic photoconductor including a metal tube and a photoconductive layer on the metal tube, wherein the metal tube has an outer diameter of 40 mm to 300 mm, and has a total runout of 5 μm to 70 μm relative to a driving axis thereof.