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:
Jun. 19, 2012

Filed:

Sep. 09, 2009
Applicant:

Yasunori Nakayama, Toyokawa, JP;

Inventor:

Yasunori Nakayama, Toyokawa, JP;

Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G03G 15/00 (2006.01); G03G 15/01 (2006.01); G03G 15/16 (2006.01);
U.S. Cl.
CPC ...
Abstract

In an image forming apparatus, image adjustment is performed by detecting a toner image constituting an image adjustment patterntransferred to an intermediate transfer member. On the intermediate transfer member, a leading patternlonger than a circumference of a secondary transfer rolleris formed at a leading position in a travelling direction of the intermediate-transfer-member ahead of the image adjustment patternby using a toner that is highest in brightness among toners used for the image adjustment patternor a toner that is higher in brightness than any toner used for the image adjustment pattern. Staining of the rear face of the recording medium due to toner adhering to the secondary transfer roller is prevented without increasing the apparatus scale.


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Nakayama, Yasunori. (2012). Image forming apparatus (U.S. Patent No. 8204394). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8204394

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