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.:

US 7450894 B1

PDF
Full Text
Expired
Date of Patent:
Nov. 11, 2008

Filed:

Feb. 15, 2006
Applicant:

Yasuhiro Matsumoto, Moriya, JP;

Inventor:

Yasuhiro Matsumoto, Moriya, JP;

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

An image forming apparatus includes first and second toner image forming sections and a transfer unit. The first and second toner image forming sections include first and second image carriers and first and second intermediate transfer members, respectively. The color toner images are formed on the image carrier and then transferred onto the intermediate transfer member to form a composite color toner image on the intermediate transfer member. In a first mode, the first and second toner image forming sections form both the composite dark and light color toner images on the recording material. In a second mode, the second intermediate transfer member is moved out of contact with the transfer unit and the second image carrier and the second intermediate transfer member are not operated, so that only the first toner image forming section forms the composite dark color toner image on the recording material.


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Matsumoto, Yasuhiro. (2008). Image forming apparatus (U.S. Patent No. 7450894). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7450894

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