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.

Patent No.:

US 8386796 B1

PDF
Full Text
Expired
Date of Patent:
Feb. 26, 2013

Filed:

Mar. 20, 2009
Applicants:

Masato Suzuki, Kawasaki, JP;

Seigo Kotani, Kawasaki, JP;

Keishiro Tanaka, Kawasaki, JP;

Inventors:

Masato Suzuki, Kawasaki, JP;

Seigo Kotani, Kawasaki, JP;

Keishiro Tanaka, Kawasaki, JP;

Assignee:

Fujitsu Limited, Kawasaki, JP;

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

An information processing apparatus includes a chip implemented therein to independently perform a predetermined process. The chip includes a storage unit that stores therein user signature information in which biometric information of a user and a user electronic signature key that is a key for generating an electronic signature of the user for information created by the user are associated with each other and an encryption key that is a key for encrypting information, an electronic signature adding unit that, if the biometric information is obtained from the user, searches the storage unit for the user signature information corresponding to the biometric information, and adds the electronic signature of the user to user created information with a user electronic signature key in the user signature information, and an encrypt processing unit that encrypts with the encryption key the user created information processed by the electronic signature adding unit.


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