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 8433917 B1

PDF
Full Text
Expired
Date of Patent:
Apr. 30, 2013

Filed:

Dec. 16, 2008
Applicants:

Madoka Yuriyama, Fujisawa, JP;

Yuji Watanabe, Setegaya-ku, JP;

Masayuji Numao, Kawasaki, JP;

Inventors:

Madoka Yuriyama, Fujisawa, JP;

Yuji Watanabe, Setegaya-ku, JP;

Masayuji Numao, Kawasaki, JP;

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

Effective utilization of a database while protecting a data provider's privacy is accomplished by an access control system which controls access to a database in which open information and secret information about a data provider are stored while being related to each other has an output request acquisition section which obtains an output request for output of information generated by accessing the database, a plural-term output authorization section which prohibits output of information generated by combining the open information and the secret information in output information requested to be output according to the output request, and which permits output of information generated by using the secret information without using the open information, and an output section which outputs the information in the output information permitted by the plural-term output authorization section to be output.


Find Patent Forward Citations

Yuriyama, Madoka. (2013). Access control system, access control device, program and recording medium (U.S. Patent No. 8433917). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/8433917

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