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:
Nov. 29, 2011
Filed:
Nov. 21, 2007
Applicants:
Ming Jiang, San Jose, CA (US);
Changqing Shi, Mountain View, CA (US);
Inventors:
Ming Jiang, San Jose, CA (US);
Changqing Shi, Mountain View, CA (US);
Assignee:
Hitachi Global Technologies Netherlands B.V., Amsterdam, NL;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B 5/147 (2006.01);
U.S. Cl.
CPC ...
Abstract
A magnetic write head for perpendicular magnetic recording having a stitched notched trailing shield. The trailing shield includes a first pedestal portion having sides that are self aligned with the sides of the write pole and having a back edge that extends a first shield throat height. The shield further includes a second shield portion stitched onto the pedestal portion, the second shield portion having a back edge that extends beyond the back edge of the pedestal portion.