Patent ID: 7356272

Claim:
An image forming apparatus forming an image corresponding to image data on a medium being transported, the image forming apparatus comprising: an image carrier on which an electrostatic latent image associated with the image data is formed; a developer comprising: a container containing toner; a roller facing the image carrier and causing the toner to adhere onto the image carrier to develop the electrostatic image with the toner as the image; and an applier applying the toner to the roller; and a controller operable to receive the image data and to control the roller in correspondence to the image data, wherein the image data includes first image data corresponding to a first image and second image data corresponding to a second image, the first image is formed onto a trailing end portion of the medium, the controller receives the second image data after the formation of the first image, after the formation of the first image and before the formation of the second image, the controller causes the roller to rotate without causing the toner to adhere onto the image carrier, and when toner density of the first image is greater than a predetermined value, the controller causes the roller to rotate without causing the toner to adhere onto the image carrier in association with the information.