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. 12, 2016
Filed:
Jun. 03, 2013
Applicant:
Sony Corporation, Tokyo, JP;
Inventors:
Kotaro Kurokawa, Kanagawa, JP;
Yo Ota, Tokyo, JP;
Assignee:
SONY CORPORATION, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B 7/24 (2013.01); G11B 7/24038 (2013.01); G11B 7/243 (2013.01); G11B 7/257 (2013.01); C23C 14/08 (2006.01); C23C 14/34 (2006.01); C01G 45/02 (2006.01); G11B 7/254 (2013.01); G11B 7/26 (2006.01); C01G 19/00 (2006.01); C01G 25/00 (2006.01); C01G 25/02 (2006.01); C01G 41/00 (2006.01); C01G 45/00 (2006.01); C01G 55/00 (2006.01);
U.S. Cl.
CPC ...
G11B 7/24038 (2013.01); C01G 19/00 (2013.01); C01G 25/00 (2013.01); C01G 25/02 (2013.01); C01G 41/00 (2013.01); C01G 45/006 (2013.01); C01G 45/02 (2013.01); C01G 55/002 (2013.01); C23C 14/08 (2013.01); C23C 14/3407 (2013.01); C23C 14/3414 (2013.01); C23C 14/3464 (2013.01); C23C 14/3492 (2013.01); G11B 7/243 (2013.01); G11B 7/254 (2013.01); G11B 7/257 (2013.01); G11B 7/266 (2013.01); C01P 2006/60 (2013.01); G11B 2007/2432 (2013.01); G11B 2007/24304 (2013.01); G11B 2007/24306 (2013.01); G11B 2007/24326 (2013.01); G11B 2007/25705 (2013.01);
Abstract
The present invention relates to an information recording medium that has good enough recording characteristics even without containing Pd. The information recording medium has a recording layer including an oxide of Mn in which Mn atoms are partially or fully present as Mn with a valence of +4.