Charles P Ericson

US Patent:

6778357, Aug 17, 2004

Filed:

Oct 24, 2001

Appl. No.:

10/084729

Inventors:

Ibro Tabakovic - Edina MN
Paul A. Jallen - Elko MN
John Rice - Long Lake MN
Steve C. Riemer - Minneapolis MN
Venkateswara R. Inturi - Shakopee MN
Lyle P. Cox - Long Lake MN
Hong Wang - Savage MN
Robbee L. Grimm - Lakeville MN
Erik Hutchinson - Lakeville MN
Charles Ericson - Oakdale MN

Assignee:

Seagate Technology LLC - Scotts Valley CA

International Classification:

G11B 5147

US Classification:

360126

Abstract:

A magnetic head for use in magnetic data storage systems is provided. The magnetic head includes a substantially non-magnetic writer gap layer and pair of magnetic poles separated by the writer gap layer. A first of the poles includes a first layer formed of a CoNiFe alloy that has a saturation magnetic moment greater than 2. 1 Tesla. Methods of fabricating such a head are also disclosed.