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:
May. 26, 1987
Filed:
Mar. 14, 1983
Applicant:
Inventors:
Mitsuhiro Kudo, Tokyo, JP;
Shinji Takayama, Tokyo, JP;
Yoshizo Sawada, Saitama, JP;
Yasunobu Ogata, Saitama, JP;
Assignees:
Hitachi Metals, Ltd., Tokyo, JP;
Hitachi, Ltd., Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01F / ;
U.S. Cl.
CPC ...
148304 ; 148403 ; 420-9 ; 420 36 ; 420 75 ; 420 77 ; 420 78 ; 420 83 ; 420 86 ; 420 99 ; 420103 ; 420117 ; 420118 ; 420119 ; 420121 ; 420122 ; 420125 ; 420126 ; 420127 ; 420435 ; 420436 ; 420442 ; 420581 ; 420583 ;
Abstract
Amorphous alloys having high strength, high hardness, high crystallization temperature, high saturation magnetic induction, low coercive force, high magnetic permeability and particularly low deterioration of magnetic properties with lapse of time, have a composition formula of