Back to results
US 2018/0309899 A1Published application
Image forming apparatus
AssigneesKabushiki Kaisha Toshiba, Toshiba Tec Kabushiki Kaisha
InventorNorio KUROSAWA
Life of this patent
Estimating the term…
Abstract
An image forming apparatus includes a printer section and a controller. The printer section forms an image using a decolorable recording agent. The controller controls the printer section to form a concealing code image for concealing a secret code image indicating secret information which corresponds to a concealed object in an area at least a part of the secret code image with the decolorable recording agent in such a manner that the secret code image formed on the sheet cannot be decoded.
Claims17
An image forming apparatus, comprising:
- a printer section configured to form an image using a decolorable recording agent;
- and
- a controller configured to control the printer section to form a concealing code image for concealing a secret code image indicating secret information which corresponds to a concealed object in an area at least a part of the secret code image with the decolorable recording agent in such a manner that the secret code image formed on the sheet cannot be decoded.
An image forming process, comprising:
- forming an image using a decolorable recording agent;
- and
- forming a concealing code image for concealing a secret code image indicating secret information which corresponds to a concealed object in an area at least a part of the secret code image with the decolorable recording agent in such a manner that the secret code image formed on the sheet cannot be decoded.
Dependencies are inferred from the claim text.