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:
Aug. 17, 2004
Filed:
Aug. 01, 2001
Applicant:
Inventors:
Toru Ito, Miyagi, JP;
Hatsuo Matsumoto, Sendai, JP;
Teruhiko Fujiwara, Sendai, JP;
Kazuyuki Okita, Sendai, JP;
Toshiya Sato, Natori, JP;
Assignee:
NEC Tokin Corporation, Sendai, JP;
Primary Examiner:
Int. Cl.
CPC ...
H01F 2/100 ;
U.S. Cl.
CPC ...
H01F 2/100 ;
Abstract
An inductance component comprises a magnetic core having at least one magnetic gap, means for generating a direct-current biased magnetic field produced by mounting a permanent magnet in the vicinity of a generally closed magnetic circuit which passes through the magnetic gap in the magnetic core or on the outside thereof, and a coil wound around the magnetic core, wherein the permanent magnet is mounted near the magnetic gap at one or more legs of the magnetic core which sandwich the magnetic gap.