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:
Apr. 13, 1976
Filed:
Jul. 17, 1974
Applicant:
Inventors:
Hozumi Hirota, Yamato-koriyama, JA;
Yoshio Tawara, Shifyonawate, JA;
Assignee:
Matsushita Electrical Industrial Co., Ltd., Kadoma, JA;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01F / ;
U.S. Cl.
CPC ...
148 3157 ; 148100 ; 148103 ; 75152 ;
Abstract
Rare earth cobalt magnet materials, which comprised of cobalt, manganese, copper and 12 to 13 mole % of cerium and/or samarium are provided. These magnetic materials have improved magnetic characteristics, especially very high values of the maximum energy product.