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.:
Date of Patent:
Apr. 16, 2013
Filed:
Nov. 30, 2010
Applicants:
Hiroomi Nakatsuji, Osaka, JP;
Jun Nakano, Osaka, JP;
Hiroki Tanaka, Osaka, JP;
Inventors:
Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06K 15/00 (2006.01); G06K 5/00 (2006.01); H04N 1/407 (2006.01);
U.S. Cl.
CPC ...
Abstract
In the image forming apparatus, the partial image data for gradation adjustment is threshold conversion data of a partial image, the partial image is a part of a base pattern image with a predetermined size and does not contain any sides of the base pattern image, and the base pattern image is an image generated in an error diffusion method; and the patch image generator unit generates an image of a toner pattern by arranging the partial image of the partial image data repeatedly, and forms the toner pattern.