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:
Apr. 10, 2007
Filed:
Apr. 09, 2004
Applicants:
Soji Koide, Chuo-ku, JP;
Nobuya Oyama, Chuo-ku, JP;
Norikazu Ota, Chuo-ku, JP;
Tetsuro Sasaki, Chuo-ku, JP;
Inventors:
Soji Koide, Chuo-ku, JP;
Nobuya Oyama, Chuo-ku, JP;
Norikazu Ota, Chuo-ku, JP;
Tetsuro Sasaki, Chuo-ku, JP;
Assignee:
TDK Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B 5/56 (2006.01);
U.S. Cl.
CPC ...
Abstract
A thin-film magnetic head has at least either an electromagnetic transducer or a magnetoresistive device, and a sheet-shaped heater for generating heat when energized. The heater has a heating part and a lead part connected in series to the heating part. The lead part has a sheet resistance lower than that of the heating part.