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:
Jun. 25, 2013
Filed:
Jul. 01, 2011
Applicants:
Cherng-chyi Han, San Jose, CA (US);
Min LI, Dublin, CA (US);
Fenglin Liu, Milpitas, CA (US);
Chen-jung Chien, Sunnyvale, CA (US);
Inventors:
Cherng-Chyi Han, San Jose, CA (US);
Min Li, Dublin, CA (US);
Fenglin Liu, Milpitas, CA (US);
Chen-Jung Chien, Sunnyvale, CA (US);
Assignee:
Headway Technologies, Inc., Milpitas, CA (US);
Attorneys:
Primary Examiner:
Int. Cl.
CPC ...
G11B 5/127 (2006.01);
U.S. Cl.
CPC ...
Abstract
A magnetic pole suitable for perpendicular magnetic recording is described. This write pole is symmetrically located relative to its side shields and has at least three additional surfaces that are disposed to lie in planes that are normal to the substrate's top surface.