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.:
Date of Patent:
Apr. 05, 2016
Filed:
Nov. 01, 2012
Applicant:
Fujitsu Limited, Kawasaki, JP;
Inventors:
Masahiro Kataoka, Tama, JP;
Takahiro Murata, Yokohama, JP;
Takafumi Ohta, Fuchu, JP;
Eisuke Norimoto, Yokohama, JP;
Assignee:
FUJITSU LIMITED, Kawasaki, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 21/60 (2013.01); G06F 21/62 (2013.01); H04L 9/16 (2006.01);
U.S. Cl.
CPC ...
G06F 21/602 (2013.01); G06F 21/6209 (2013.01); H04L 9/16 (2013.01); G06F 2221/2107 (2013.01); H04L 2209/605 (2013.01);
Abstract
An encryption method includes encrypting a first portion and second portion each of which is included in data to be encrypted, encrypting first information used for decryption of the first data portion, and associating second information used for decryption of the second portion with a predetermined part of the first data portion.