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:
Oct. 24, 2006
Filed:
Sep. 27, 2002
Masayuki Takeuchi, Tokyo, JP;
Shinichi Kitoh, Tokyo, JP;
Nobutoshi Furuya, Tokyo, JP;
Takeshi Yoshino, Tokyo, JP;
Masayuki Takeuchi, Tokyo, JP;
Shinichi Kitoh, Tokyo, JP;
Nobutoshi Furuya, Tokyo, JP;
Takeshi Yoshino, Tokyo, JP;
Sony Corporation, , JP;
Abstract
An access restriction apparatus, an access restriction method, a computer readable program storage medium having a recorded access restriction program, and the access restriction program, all capable of making a terminal refer only to management information existing at a position designated by link position information. An access restriction apparatus for limiting the access of terminals desiring access to managed management information is provided with a supply section for supplying the terminals with partially or totally encrypted link position information indicating a linking destination of the management information, and an access management section for managing the access of the terminals to the management information based on the link position information decoded by the terminals.