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US 2012/0269546 A1Published application
Image forming apparatus and image forming method
AssigneesToshiba Tec Kabushiki Kaisha, Kabushiki Kaisha Toshiba
InventorToshimi Yamashita
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Abstract
An image forming apparatus and an image forming method are provided that realize both the use of a decolorizing toner and a non-decolorizing toner and miniaturization of the apparatus.
Claims23
An image forming apparatus, comprising:
- a first printing unit configured to print a first image with decolorable colorant;
- and
- a second printing unit configured to print a second image with non-decolorable colorant and further comprises:
- a plurality of printing sub-units each of which is configured to print the second image with a different color of non-decolorable colorant;
- and
- a printing sub-unit, downstream of the plurality of printing sub-units in a moving direction of a transfer surface, configured to print the second image using black non-decolorable colorant.
3 more elements
An image forming apparatus, comprising:
- a first printing unit configured to print a first image with non-decolorable colorant;
- and
- a second printing unit configured to print a second image with decolorable colorant:
- a plurality of printing sub-units each of which is configured to print the second image with a different color of decolorable colorant;
- and
- a printing sub-unit, downstream of the plurality of printing sub-units in a moving direction of a transfer surface, configured to print the second image using black decolorable colorant.
3 more elements
An image forming method, comprising:
- printing a first image with decolorable colorant to a transfer surface;
- and
- printing a second image with non-decolorable colorant to the transfer surface, wherein the printing a second image comprises printing with a plurality of colors of non-decolorable colorant and printing with a black non-decolorable colorant downstream in a moving direction of the transfer surface of the printing with a plurality of colors.
Dependencies are inferred from the claim text.