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:
Mar. 06, 2012

Filed:

Dec. 08, 2008
Applicant:

Nobuyuki Ichizawa, Kanagawa, JP;

Inventor:

Nobuyuki Ichizawa, Kanagawa, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03G 15/01 (2006.01); G03G 15/20 (2006.01);
U.S. Cl.
CPC ...
Abstract

The invention provides an annular body having an inner surface including a base material layer, the base material layer having a resin and a conductive agent, and the inner surface comprising a carbonized region. The invention further provides an annular body stretching device having: the annular body; and a stretching unit pushing outward the annular body with tension from an inner circumferential side of the annular body. The invention further provides an image forming apparatus having the annular body as an intermediate transfer body provided thereto. The invention further provides a method for forming the annular body, having forming a carbonized region by a process to give conductivity to the inner surface of the annular body.


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