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:
Oct. 25, 2016
Filed:
Mar. 15, 2013
Applicant:
Fujifilm Corporation, Minato-ku, Tokyo, JP;
Inventors:
Nobuo Yamazaki, Minami-ashigara, JP;
Hiroyuki Suzuki, Minami-ashigara, JP;
Assignee:
FUJIFILM Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
H01F 1/11 (2006.01); H01F 1/36 (2006.01); C04B 35/26 (2006.01); H01F 1/01 (2006.01); C01G 49/00 (2006.01);
U.S. Cl.
CPC ...
H01F 1/01 (2013.01); C01G 49/0036 (2013.01); C04B 35/2683 (2013.01); H01F 1/11 (2013.01); C01P 2004/04 (2013.01); C01P 2006/42 (2013.01); C04B 2235/3213 (2013.01); C04B 2235/3215 (2013.01); C04B 2235/3217 (2013.01); C04B 2235/3251 (2013.01); C04B 2235/3284 (2013.01); C04B 2235/421 (2013.01); C04B 2235/442 (2013.01); C04B 2235/767 (2013.01);
Abstract
An aspect of the present invention relates to a method of manufacturing hexagonal strontium ferrite magnetic powder, which comprises melting a starting material mixture which has a composition, as a composition converted into an oxide, lying within a region enclosed by the following four points: