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:
Jun. 26, 2007
Filed:
Dec. 29, 2004
Applicants:
Sung-dong Kim, Seongman-si, KR;
Seung-bum Hong, Seongnam-si, KR;
Inventors:
Sung-dong Kim, Seongman-si, KR;
Seung-bum Hong, Seongnam-si, KR;
Assignee:
Samsung Electronics Co., Ltd., Gyeonggi-do, KR;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B 5/74 (2006.01); G11B 5/82 (2006.01);
U.S. Cl.
CPC ...
Abstract
An information storage medium and an apparatus adopting the information storage medium. The information storage medium includes: a substrate; a lower magnetic layer formed on the substrate; and an upper magnetic layer, the upper magnetic layer includes an alumina layer having cavities formed on the lower magnetic layer and a magnetic material that is formed in the cavities of the alumina layer, which magnetic material contacts the lower magnetic layer.