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:
Feb. 16, 2010

Filed:

Jul. 07, 2006
Applicants:

Yasuhiro Arai, Kanagawa, JP;

Kenji Koizumi, Kanagawa, JP;

Kazuhiro Hama, Kanagawa, JP;

Toshio Hisamura, Kanagawa, JP;

Toshiki Matsui, Kanagawa, JP;

Kozo Tagawa, Kanagawa, JP;

Yoshiki Matsuzaki, Kanagawa, JP;

Ryo Ando, Kanagawa, JP;

Tsutomu Udaka, Kanagawa, JP;

Inventors:

Yasuhiro Arai, Kanagawa, JP;

Kenji Koizumi, Kanagawa, JP;

Kazuhiro Hama, Kanagawa, JP;

Toshio Hisamura, Kanagawa, JP;

Toshiki Matsui, Kanagawa, JP;

Kozo Tagawa, Kanagawa, JP;

Yoshiki Matsuzaki, Kanagawa, JP;

Ryo Ando, Kanagawa, JP;

Tsutomu Udaka, Kanagawa, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B41J 2/385 (2006.01); G03G 15/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

An image-forming device which is equipped with an image-holding member, an exposure section provided with plural light-emitting portions arranged in a first direction, a movement section that relatively moves the exposure section and the image-holding member in a second direction that intersects with the first direction, and a light-emission control section. The light-emission control section causes the plural light-emitting portions to periodically emit light in accordance with image data representing an image that is to be formed on the image-holding member, to form the image on the image-holding member. The light-emission control section varies a light-emission period during formation of the image, so as to correct for periodic fluctuations within the image of at least one of density and magnification ratio in the second direction.


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