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. 20, 2015
Filed:
Mar. 27, 2013
Applicant:
Sharp Kabushiki Kaisha, Osaka-shi, Osaka, JP;
Inventors:
Takanobu Sato, Osaka, JP;
Takashi Arimoto, Osaka, JP;
Yoshihisa Adachi, Osaka, JP;
Hirohisa Yamada, Osaka, JP;
Assignee:
Sharp Kabushiki Kaisha, Osaka, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
G11B 20/00 (2006.01); G11B 19/12 (2006.01); G11B 23/28 (2006.01); G11B 20/10 (2006.01);
U.S. Cl.
CPC ...
G11B 20/00594 (2013.01); G11B 19/122 (2013.01); G11B 20/00086 (2013.01); G11B 20/00094 (2013.01); G11B 20/00137 (2013.01); G11B 20/00166 (2013.01); G11B 20/00173 (2013.01); G11B 20/00181 (2013.01); G11B 20/00188 (2013.01); G11B 20/00688 (2013.01); G11B 20/00731 (2013.01); G11B 23/284 (2013.01); G11B 2020/10833 (2013.01); G11B 2220/211 (2013.01); G11B 2220/235 (2013.01); G11B 2220/2537 (2013.01);
Abstract
User convenience of data whose duplication is restricted and data created by utilizing the data is improved. An information recording device () is capable of recoding information onto an RE layer () of an optical disk (), and includes a recording and replay control section () for recording, onto the RE layer (), duplication-restricted information utilization information () created by utilizing duplication-restricted information () whose duplication onto a different optical disk is restricted.