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:
Dec. 18, 2012
Filed:
Jun. 15, 2009
Yoichi Kashibuchi, Tokyo, JP;
Hiroshi Kaburagi, Yokohama, JP;
Yoichi Kashibuchi, Tokyo, JP;
Hiroshi Kaburagi, Yokohama, JP;
Canon Kabushiki Kaisha, Tokyo, JP;
Abstract
An image forming apparatus includes a storage unit configured to store a divisor matrix including at least two kinds of divisor values, and a changing unit configured to change M (M>N) gradation image data into N (N>3) gradation image data, wherein the changing unit is configured to divide a pixel value of a target pixel of the M gradation image data by a divisor value corresponding to a pixel position of the target pixel to change the M gradation image data into the N-gradation image data.
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile