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:
Feb. 19, 2008
Filed:
Dec. 18, 2002
Shaoping LI, Richfield, MN (US);
Wenzhong Zhu, Richfield, MN (US);
Lei Wang, Apple Valley, MN (US);
Rick Michel, Minneapolis, MN (US);
David Kaiser, Apple Valley, MN (US);
Dean C. Palmer, Minneapolis, MN (US);
Taras G. Pokhil, Arden Hills, MN (US);
Ned Tabat, Chanhassen, MN (US);
Shaoping Li, Richfield, MN (US);
Wenzhong Zhu, Richfield, MN (US);
Lei Wang, Apple Valley, MN (US);
Rick Michel, Minneapolis, MN (US);
David Kaiser, Apple Valley, MN (US);
Dean C. Palmer, Minneapolis, MN (US);
Taras G. Pokhil, Arden Hills, MN (US);
Ned Tabat, Chanhassen, MN (US);
Seagate Technology LLC, Scotts Valley, CA (US);
Abstract
A disc drive head that includes a shared pole having high magnetic anisotropy layer which locally decreases the amplitude of dynamic field excitation of the shared pole at the write operation frequency to reduce side-writing of a disc media during a write operation.