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. 21, 2003
Filed:
Mar. 26, 2001
Applicant:
Inventors:
Reiko Sugihara, Tokyo, JP;
Tatsuhiko Hiratani, Tokyo, JP;
Hideki Matsuoka, Tokyo, JP;
Yasushi Tanaka, Tokyo, JP;
Satoshi Kodama, Tokyo, JP;
Kenji Tahara, Tokyo, JP;
Yasuyuki Takada, Tokyo, JP;
Ken-ichi Mitsuzuka, Tokyo, JP;
Assignee:
Other;
Primary Examiner:
Int. Cl.
CPC ...
B32B 1/504 ; B32B 1/508 ; H01F 1/047 ; B21B 1/26 ; B21B 1/28 ;
U.S. Cl.
CPC ...
B32B 1/504 ; B32B 1/508 ; H01F 1/047 ; B21B 1/26 ; B21B 1/28 ;
Abstract
A steel sheet for magnetic shields is provided containing 0.15% by weight or less of C and having a thickness of 0.05-0.5 mm and an anhysteretic magnetic permeability of 7500 or higher.