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. 30, 2013
Filed:
Apr. 03, 2008
Ken Yamashita, Nara, JP;
Ken Yamashita, Nara, JP;
Panasonic Corporation, Osaka, JP;
Abstract
Provided is a data management device for managing data recorded onto a readable and writable recording medium by an application that is verified based on a digital certificate. The recording medium has a plurality of areas and access to each area is restricted to a different application. The data management device includes an application authentication module, a mapping module, and a local storage display module. The application authentication module verifies that an application is an authentic application based on a digital certificate attached to the application. The mapping module associates, if the application is verified, an area accessible by the application with a subject name described in the digital certificate used for the verification. The local storage display module displays information regarding the area accessible by the application, with the use of the subject name associated with the area.