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. 07, 2009
Filed:
Jul. 19, 2006
Applicants:
Toru Maeda, Itami, JP;
Haruhisa Toyoda, Itami, JP;
Koji Mimura, Itami, JP;
Yasushi Mochida, Osaka, JP;
Inventors:
Toru Maeda, Itami, JP;
Haruhisa Toyoda, Itami, JP;
Koji Mimura, Itami, JP;
Yasushi Mochida, Osaka, JP;
Assignee:
Sumitomo Electric Industries, Ltd., Osaka, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
B05D 3/02 (2006.01); B05D 7/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A soft magnetic material includes a plurality of composite magnetic particles () having metallic magnetic particles () that are composed of pure iron, and an insulation film () that surrounds the surface of the metallic magnetic particles (), wherein the manganese content of the metallic magnetic particles () is 0.013 mass % or less, and is more preferably 0.008 mass % or less. Hysteresis loss can thereby be effectively reduced.