Patent ID: 8855532
Filing Date: 2014-10-07
Classification: G03G

Abstract:
1. An image forming apparatus comprising: a reading unit configured to read a printed surface of a recording medium in which a first image is formed of a color erasable recording material; an image forming unit configured to form an image on the printed surface of the recording medium; and a controller configured to control the image forming unit in a manner to form a second image covering the first image by a color erasable recording material on the printed surface of the recording medium according to the reading result, wherein, if a print rate of the recording medium on which the first image is formed is equal to or more than a predetermined value, the controller sets the second image as an image having a uniform pattern covering an entire surface of the printed surface of the recording medium, wherein, if a print rate of the recording medium on which the first image is formed is lower than the predetermined value, the controller sets the second image in a manner to be formed of an image having a uniform pattern printed on an area covering a printed portion of the first image.