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.

Date of Patent:
Sep. 07, 2004

Filed:

Mar. 25, 2002
Applicant:
Inventors:

Hiroyuki Okuda, Kanagawa, JP;

Hideyuki Ishihara, Chiba, JP;

Shigeru Tanaka, Kanagawa, JP;

Masahiro Okuno, Kanagawa, JP;

Tomohisa Takaoka, Kanagawa, JP;

Assignee:

Sony Corporation, Tokyo, JP;

Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 1/200 ;
U.S. Cl.
CPC ...
G06F 1/200 ;
Abstract

A file management method displays representations of files belonging to a predetermined folder and representations of files belonging to a subfolder of the predetermined folder in a virtual form in which the representations of the files belonging to the predetermined folder and the representations of the files belonging to the subfolder belong to a single folder so that the file of desired content can be easily and securely found. The file management method, a program for performing the file management method, a recording medium containing the program, and a file management apparatus are intended for use in car-mounted apparatuses.


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