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:
Dec. 29, 2009
Filed:
Aug. 21, 2007
Applicants:
Yoshitaka Sasaki, Tokyo, JP;
Tohru Inoue, Tokyo, JP;
Inventors:
Yoshitaka Sasaki, Tokyo, JP;
Tohru Inoue, Tokyo, JP;
Assignee:
TDK Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B 5/23 (2006.01); C23C 16/44 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method of manufacturing a thin-film magnetic head, the thin-film magnetic head including a recording head, includes the steps of: forming a first magnetic layer; forming a recording gap layer on the first magnetic layer; forming a second magnetic layer on the recording gap layer; and forming a thin-film coil. The recording gap layer is formed by stacking a plurality of insulating films formed by chemical vapor deposition.