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:
May. 30, 2006
Filed:
Feb. 27, 2001
Applicants:
Hirofumi Todo, Tokyo, JP;
Makoto Yamada, Tokyo, JP;
Inventors:
Hirofumi Todo, Tokyo, JP;
Makoto Yamada, Tokyo, JP;
Assignee:
Sony Corporation, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
G06F 12/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method of recording data to a disc shaped record medium is provided where the data corresponds to a hierarchical file system. In the method, management information for managing the hierarchical structure of the file system is recorded to a predetermined area of the disc shaped record medium. An unused area of the predetermined area is treated as a file.