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:
Aug. 14, 2007
Filed:
Dec. 12, 2002
Applicants:
Yong Shen, Tai Po, HK;
Kwok Kam Leung, Yuen Long, HK;
Hiroshi Kiyono, Saku, JP;
Tetsuo Miyazaki, Nagano, JP;
Inventors:
Yong Shen, Tai Po, HK;
Kwok Kam Leung, Yuen Long, HK;
Hiroshi Kiyono, Saku, JP;
Tetsuo Miyazaki, Nagano, JP;
Assignee:
SAE Magnetics (HK) Ltd., Kwai Chung, NT, HK;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B 5/127 (2006.01); G11B 5/33 (2006.01);
U.S. Cl.
CPC ...
Abstract
A magnetic reading head comprising: a bottom shield; a top shield; an AMR device with MR and SAL separated by a thin insulating layer; a first insulting gap layer between said bottom shield and said AMR; a second insulating gap layer between said AMR and said top shield; a conductive layer contact at one end region of said MR and SAL. Furthermore, magnetic reading heads with GMR device free of electric-pop noise also are disclosed.