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:
Jul. 29, 2008
Filed:
Oct. 22, 2002
Applicant:
Teruhisa Yokosawa, Kawasaki, JP;
Inventor:
Teruhisa Yokosawa, Kawasaki, JP;
Assignee:
Fuji Electric Device Technology Co., Ltd., Tokyo, JP;
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G06F 12/14 (2006.01); G11B 5/82 (2006.01); G11B 19/04 (2006.01);
U.S. Cl.
CPC ...
Abstract
Medium individual information formed an information recording medium is obtained, and a management key used for recording or regeneration on the information recording medium corresponding to the medium individual information is generated, and the predetermined information is encoded to create encode data by using the management key when recording predetermined information, the encode data recorded on the information recording medium is decoded to create decode data by using the transferred management key when regenerating the predetermined information.