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. 30, 2018
Filed:
Apr. 08, 2016
Fuji Electric Co., Ltd., Kawasaki, JP;
Tomohiro Moriya, Sendai, JP;
Hitoshi Nakata, Sendai, JP;
Hiroto Kikuchi, Sendai, JP;
Hiroyasu Kataoka, Sendai, JP;
Akira Furuta, Sendai, JP;
Takehito Shimatsu, Sendai, JP;
FUJI ELECTRIC CO., LTD., Kawasaki-Shi, JP;
Abstract
The present invention provides a magnetic recording layer that has a high magnetic anisotropy constant Ku and a low Curie temperature Tc, as well as a magnetic recording medium that incorporates such a magnetic recording layer. The magnetic recording medium of the present invention includes a nonmagnetic substrate and a magnetic recording layer containing an ordered alloy. The ordered alloy may contain at least one element selected from the group consisting of Fe and Ni; at least one element selected from the group consisting of Pt, Pd, Au, Rh and Ir; and Ru.