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:
Jun. 09, 2009

Filed:

Jul. 06, 2004
Applicants:

Kenji Suzuki, Ebina, JP;

Tomohiro Ono, Ebina, JP;

Takanori Masui, Ebina, JP;

Tomohisa Suzuki, Ebina, JP;

Inventors:

Kenji Suzuki, Ebina, JP;

Tomohiro Ono, Ebina, JP;

Takanori Masui, Ebina, JP;

Tomohisa Suzuki, Ebina, JP;

Assignee:
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H04L 9/00 (2006.01);
U.S. Cl.
CPC ...
Abstract

An image forming apparatus has a replacement part equipped with a storage device installed therein. The apparatus has a code adding part adding an error detecting code to target data to be written in the storage device, and an encrypting part encrypting the data having the error detecting code added thereto in the code adding part, to generate encrypted data. In addition, the apparatus has a writing part writing the encrypted data to the storage device.


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