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:
Jul. 10, 2007
Filed:
May. 10, 2004
Applicants:
Masahiro Oshima, Niigata-ken, JP;
Naoya Hasegawa, Niigata-ken, JP;
Inventors:
Masahiro Oshima, Niigata-ken, JP;
Naoya Hasegawa, Niigata-ken, JP;
Assignee:
Alps Electric Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
G11B 5/127 (2006.01);
U.S. Cl.
CPC ...
Abstract
An electrode layer for thin-film magnetic heads includes a Ta base sub-layer, an Au sub-layer functioning as a main conductive sub-layer, and a protective sub-layer, those sub-layers being disposed in that order. An Au electrode seed sub-layer containing any one of NiFeCr, NiCr, and NiFe is placed between the Ta base sub-layer and the Au sub-layer. The Au electrode seed sub-layer has a thickness of 40 to 100 Å.
Quick Actions:
Oshima, Masahiro. (2007). Electrode layer for thin-film magnetic heads (U.S. Patent No. 7241515). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/7241515
Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile