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. 18, 2005
Filed:
Dec. 27, 2001
Applicants:
Yukiko Kubota, Pittsburgh, PA (US);
Dieter Weller, Gibsonia, PA (US);
Mei-ling Wu, Cranberry Township, PA (US);
Inventors:
Yukiko Kubota, Pittsburgh, PA (US);
Dieter Weller, Gibsonia, PA (US);
Mei-Ling Wu, Cranberry Township, PA (US);
Assignee:
Seagate Technology LLC, Scotts Valley, CA (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G11B005/673 ;
U.S. Cl.
CPC ...
Abstract
A magnetic recording medium of the perpendicular type, for a disc drive. The magnetic recording material includes a Cobalt alloy layer interspersed with a noble metal layer. The initial graded material is paramagnetic to increase to the magnetic properties of perpendicular recording media into increase the signal to noise ratio. The final recording layer has 8-20 alternating multilayer of the Cobalt alloy and a noble metal.