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:
Jul. 23, 2013

Filed:

Aug. 08, 2011
Applicants:

Takao Furuya, Kanagawa, JP;

Yoshinari Iwaki, Kanagawa, JP;

Seigo Makida, Kanagawa, JP;

Takashi Ogino, Kanagawa, JP;

Kiyoshi Hosoi, Kanagawa, JP;

Katsumi Sakamaki, Kanagawa, JP;

Inventors:

Takao Furuya, Kanagawa, JP;

Yoshinari Iwaki, Kanagawa, JP;

Seigo Makida, Kanagawa, JP;

Takashi Ogino, Kanagawa, JP;

Kiyoshi Hosoi, Kanagawa, JP;

Katsumi Sakamaki, Kanagawa, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G03G 15/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

An image forming apparatus includes a forming section that forms an image on a side of paper; a fixing section that applies heat to fix the image onto the side of the paper; a paper reversing section that reverses a front and back of the paper having the image fixed onto a first side in the fixing section; a first measuring section that is provided between a registration roller and the forming section to measure a first moisture content of the paper before an image is formed on the first side, and a second moisture content of the paper before an image is formed on a second side, after the image is fixed on the first side; and a calculating section that calculates amount of change of the size of the paper on the basis of the difference between the first moisture content and the second moisture content.


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