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:
Sep. 05, 2006
Filed:
Jan. 28, 2004
Applicants:
Kenji Inage, Tokyo, JP;
Shunji Saruki, Tokyo, JP;
Nozomu Hachisuka, Tokyo, JP;
Inventors:
Assignee:
TDK Corporation, Tokyo, JP;
Primary Examiner:
Int. Cl.
CPC ...
G11B 5/39 (2006.01);
U.S. Cl.
CPC ...
Abstract
A thin-film magnetic head includes a TMR element and a resistor element connected in parallel with the TMR element. A resistance value Rof the TMR element itself is R≧240 Ω, a product RA of the resistance value of the TMR element itself and a cross-sectional area of the TMR element is RA≧3 Ω·μm, and a resistance value Rof the resistor element is R≦480Ω.