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:
Jun. 26, 2012
Filed:
Jun. 25, 2008
Applicants:
Seiichi Hosokawa, Osaka, JP;
Yoshinori Kobayashi, Osaka, JP;
Yasunobu Ogata, Miyagi, JP;
Etsushi Oda, Osaka, JP;
Inventors:
Seiichi Hosokawa, Osaka, JP;
Yoshinori Kobayashi, Osaka, JP;
Yasunobu Ogata, Miyagi, JP;
Etsushi Oda, Osaka, JP;
Assignee:
Hitachi Metals, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01F 1/11 (2006.01); H01F 41/02 (2006.01); C04B 35/26 (2006.01);
U.S. Cl.
CPC ...
Abstract
An oxide magnetic material includes a ferrite with a hexagonal structure as its main phase. Metallic elements included in the oxide magnetic material are represented by the formula:CaLaSrFeCo,where atomic ratios x, x' and y and a molar ratio n satisfy 0.4≦x≦0.6, 0.01≦x′≦0.3, 0.2≦y≦0.45 and 5.2≦n≦5.8, respectively.