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:
Dec. 03, 1996
Filed:
Apr. 02, 1993
Applicant:
Inventors:
Brij B Lal, San Jose, CA (US);
Tadashi Shinohara, Niiharu-gun, JP;
Assignee:
HMT Technology Corporation, Fremont, CA (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G11B / ; B22D / ;
U.S. Cl.
CPC ...
428610 ; 428336 ; 4286 / ; 4286 / ; 4286 / ; 428666 ; 428678 ; 428667 ; 428900 ;
Abstract
A thin-film multilayered recording medium is disclosed. The medium contains two or more magnetic thin-film sublayers separated by an isolation layer having an axial composition gradient.