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:
Feb. 26, 2002
Filed:
May. 02, 2000
Applicant:
Inventors:
Kiyohito Yamasawa, Nagano-ken, JP;
Yasuo Hayakawa, Niigata-ken, JP;
Takashi Hatanai, Niigata-ken, JP;
Akihiro Makino, Niigata-ken, JP;
Yutaka Naito, Niigata-ken, JP;
Naoya Hasegawa, Niigata-ken, JP;
Assignee:
Alps Electric Co., Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01F 5/00 ;
U.S. Cl.
CPC ...
H01F 5/00 ;
Abstract
A thin magnetic element comprising a coil pattern formed on at least one side of a substrate and a thin magnetic film formed on the coil pattern, wherein, assuming that the thickness and width of a coil conductor constituting the coil pattern are t and a, respectively, an aspect ratio t/a of the coil conductor satisfies the relationship 0.035≦t/a≦0.35, and the thin magnetic film has a resistivity of 400 &mgr;&OHgr;cm or more.