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. 15, 2008
Filed:
Sep. 06, 2004
Nobukazu Hayashi, Osaka, JP;
Kazuhiro Onaka, Hyogo, JP;
Yukio Nakao, Osaka, JP;
Masataka Tagawa, Fukui, JP;
Kouji Nabetani, Fukui, JP;
Masako Yamaguchi, Osaka, JP;
Nobukazu Hayashi, Osaka, JP;
Kazuhiro Onaka, Hyogo, JP;
Yukio Nakao, Osaka, JP;
Masataka Tagawa, Fukui, JP;
Kouji Nabetani, Fukui, JP;
Masako Yamaguchi, Osaka, JP;
Matsushita Electric Industrial Co., Ltd., Osaka, JP;
Abstract
A magnetic bias filmincludes a magnetic bias magnetthat has magnetic layers and generates a magnetic field within a plane perpendicular to a lamination direction of the magnetic layers, which is manufactured in the shape of substantially a rectangular prism having a long side, a short side, and a thickness (in the lamination direction) in order of decreasing lengths. A ratio of the long side with respect to the short side of the magnetic bias magnetin length is in a range of 5 to 200.