The patent badge is an abbreviated version of the USPTO patent document. The patent badge does contain a link to the full patent document.

The patent badge is an abbreviated version of the USPTO patent document. The patent badge covers the following: Patent number, Date patent was issued, Date patent was filed, Title of the patent, Applicant, Inventor, Assignee, Attorney firm, Primary examiner, Assistant examiner, CPCs, and Abstract. The patent badge does contain a link to the full patent document (in Adobe Acrobat format, aka pdf). To download or print any patent click here.

Date of Patent:
Apr. 01, 2014

Filed:

Mar. 26, 2007
Applicant:

Masaya Okuda, Chuo-ku, JP;

Inventor:

Masaya Okuda, Chuo-ku, JP;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G06F 21/00 (2013.01); G06F 13/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

If the validity of authorization information read from a USB key is verified (Sto S), use-information that indicates 'used' is written in both of the nonvolatile memory and the USB key (S). In a case of an initial use of an image forming apparatus (Cp=1, S), a screen for selecting whether to perform a secure format on a hard disk device or not is displayed on a control panel (S). If an instruction from the control panel indicates performing a secure format (S), or if the use of the image forming apparatus is not a first time (Cp>1, S), overwrite process on the hard disk with dummy data device is performed (S, S), and a logical format is performed regardless of a selection on the screen (S).


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