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:
Feb. 12, 1991
Filed:
Mar. 24, 1989
Applicant:
Inventors:
Hiroyoshi Ishii, Kumagaya, JP;
Kenzo Suzuki, Kumagaya, JP;
Misao Kaneko, Kumagaya, JP;
Noboru Ishikawa, Tokyo, JP;
Assignee:
Kabushikikaisha Riken & Simizu Construction Co., Tokyo, JP;
Attorney:
Primary Examiner:
Assistant Examiner:
Int. Cl.
CPC ...
B32B / ; B32B / ; H05K / ;
U.S. Cl.
CPC ...
428328 ; 428329 ; 428357 ; 428457 ; 428461 ; 428900 ; 174 / ; 148403 ;
Abstract
A magnetic-shielding sheet comprising a laminated-structure layer of soft magnetic amorphous alloy flakes, said soft magnetic amorphous alloy flakes being of 5 to 100 .mu.m thick and 10-15000 in aspect ratio (ratio of maximum length to maximum thickness) is provided.