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:
Aug. 25, 2015
Filed:
Jun. 14, 2013
Applicant:
Akira Murakata, Tokyo, JP;
Inventor:
Akira Murakata, Tokyo, JP;
Assignee:
RICOH COMPANY, LTD., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H04N 1/46 (2006.01); G03G 15/00 (2006.01);
U.S. Cl.
CPC ...
G03G 15/556 (2013.01); G03G 15/5058 (2013.01); G03G 15/5062 (2013.01);
Abstract
An image forming apparatus is disclosed that corrects a gradation of an image to be formed by detecting a gradation pattern. The image forming apparatus includes an image forming unit that transfers a correction toner image corresponding to the gradation pattern on a surface of an intermediate transfer medium and forms a correction image corresponding to the gradation pattern on a surface of a recording medium, a detection unit that detects the correction toner image and the correction image, and an image processing unit that corrects the gradation based on the detected correction toner image and the detected correction image.