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:
Nov. 15, 2016
Filed:
Jan. 08, 2014
Samsung Electronics Co., Ltd., Suwon-Si, Gyeonggi-Do, KR;
Samsung Electronics Co., Ltd., Gyeonggi-do, KR;
Abstract
Hard magnetic exchange-coupled composite structures and perpendicular magnetic recording media including the hard magnetic exchange-coupled composite structures, include a ferrite crystal grain and a soft magnetic metal thin film bounded to the ferrite crystal grain by interfacial bonding on an atomic scale and having a thickness of about 5 nm or less, wherein a region of the soft magnetic metal thin film adjacent to an interface with the ferrite crystal grain includes an amorphous soft magnetic metal film.
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