Patent ID: 7945189

Claim:
An image forming apparatus using an intermediate transfer system, the apparatus comprising: a primary transfer member that carries a transferred toner image; a decolorizing toner process unit that is a process unit configured to form a toner image with a decolorizing toner and transfer the decolorizing toner image to the primary transfer member; a non-decolorizing toner process unit that is a process unit arranged downstream from the decolorizing toner process unit in a traveling direction of the toner image on the primary transfer member and configured to form a toner image with a non-decolorizing toner and transfer the non-decolorizing toner image to the primary transfer member; and a secondary transfer roller that is arranged downstream from the non-decolorizing toner process unit in the traveling direction of the toner image on the primary transfer member and transfers the toner image on the primary transfer member to a sheet.