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. 11, 2011
Filed:
Mar. 27, 2009
Applicants:
Masashi Gotoh, Nikaho, JP;
Yoshihiko Minachi, Makinohara, JP;
Yoshihiro Enda, Nikaho, JP;
Shunichi Kudo, Akita, JP;
Tomohiko Aida, Nikaho, JP;
Inventors:
Masashi Gotoh, Nikaho, JP;
Yoshihiko Minachi, Makinohara, JP;
Yoshihiro Enda, Nikaho, JP;
Shunichi Kudo, Akita, JP;
Tomohiko Aida, Nikaho, JP;
Assignee:
TDK Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B22D 27/09 (2006.01); C04B 35/00 (2006.01);
U.S. Cl.
CPC ...
Abstract
A method for producing a sintered magnet comprising steps of; wet-pulverizing a magnetic powder under the presence of a surface active agent, drying said wet-pulverized magnetic powderfor obtaining magnetic powder to which said surface active agent is adhered,