Patent ID: 8533813

Claim:
An image processing apparatus to which an external memorizing device for making data writable thereto is detachably attached, the image processing apparatus comprising: a connection unit configured to connect the external memorizing device in which specific memorizing device identification information is stored; an identification information retrieving unit configured to retrieve the memorizing device identification information from the external memorizing device connected to the connection unit; a memorizing device usage allowance information storing unit configured to previously store the memorizing device identification information; a memorizing device usage judgment unit configured to judge as to whether the external memorizing device connected to the connection unit is usable, based on the memorizing device identification information retrieved out of the external memorizing device connected to the connection unit by the identification information retrieving unit, and on the memorizing device identification information stored in the memorizing device usage allowance information storing unit corresponding to the user information beforehand, where the external memorizing device is connected to the connection unit; an image data storing unit configured to store the image data; a data writing controlling unit configured to write the image data stored in the image data storing unit to the external memorizing device storing the memorizing device identification information used in a judgment by the memorizing device usage judgment unit in the case where the memorizing device usage judgment unit judges that the external memorizing device connected to the connection unit is usable, a user information storing unit configured to store user information relating to a user; wherein the memorizing device usage allowance information storing unit stores the memorizing device identification information upon corresponding beforehand to the user information, a user information entry unit configured to enter the user information; and a user judging unit configured to judge as to whether a use login is acceptable or not based on the user information entered with the user information entry unit and on the user information stored in the user information storing unit, wherein the memorizing device usage judgment unit judges whether or not the external memorizing device connected to the connection unit is usable based on the memorizing device identification information retrieved out of the external memorizing device connected to the connection unit by the identification information retrieving unit and on the memorizing device identification information beforehand stored in the memorizing device usage allowance information storing unit corresponding to the user information of the user whose login has been allowed by the user judging unit, where the external memorizing device is connected to the connection unit and where the user login has been allowed by the user judging unit.