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.

Date of Patent:
Mar. 08, 2011

Filed:

Jan. 11, 2006
Applicants:

Hoo-san Lee, Osan-si, KR;

Young-hun Im, Suwon-si, KR;

Yong-su Kim, Seoul, KR;

Inventors:

Hoo-san Lee, Osan-si, KR;

Young-hun Im, Suwon-si, KR;

Yong-su Kim, Seoul, KR;

Assignee:
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B 5/187 (2006.01); G11B 5/11 (2006.01); G11B 5/31 (2006.01);
U.S. Cl.
CPC ...
Abstract

A magnetic recording head and a method of manufacturing the same. The magnetic recording head includes a stack containing a main pole and a return pole. The stack includes a first magnetic layer having a groove formed therein; an insulating layer covering a surface of the groove; and a second magnetic layer pattern filling the groove covered with the insulating layer.


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