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:
Jan. 01, 2002
Filed:
May. 06, 1997
Applicant:
Inventors:
Hiroyuki Suzuki, Kawasaki, JP;
Yoshihiro Shiroishi, Hachioji, JP;
Sadao Hishiyama, Sayama, JP;
Tomoyuki Ohno, Kokubunji, JP;
Yotsuo Yahisa, Fuchu, JP;
Yoshibumi Matsuda, Kokubunji, JP;
Norikazu Tsumita, Kanagawa-ken, JP;
Masaki Ohura, Odawara, JP;
Takaaki Shirakura, Chigasaki, JP;
Noriyuki Shige, Odawara, JP;
Kazumasa Takagi, Tokyo, JP;
Assignee:
Hitachi, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01F 1/00 ;
U.S. Cl.
CPC ...
H01F 1/00 ;
Abstract
A magnetic recording medium including a substrate and a magnetic layer on the substrate which is a Co-based alloy including Pt and/or Ir, including at least one of Ti, Zr, Hr, V, Nb, Ta, Cr, Mo, W, Ge, and Si, and including oxygen. A magnetic memory apparatus including the magnetic recording medium.