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:
Jan. 25, 2011
Filed:
Aug. 20, 2008
Applicant:
Hiraku Akiho, Miyagi, JP;
Inventor:
Hiraku Akiho, Miyagi, JP;
Assignee:
Sony Corporation, Tokyo, JP;
Attorney:
Primary Examiner:
Int. Cl.
CPC ...
H01Q 7/08 (2006.01);
U.S. Cl.
CPC ...
Abstract
A magnetic material used for an antenna module of an RFID (radio frequency identification) system that uses a communication frequency of 13.56 MHz, includes an Fe alloy magnetic material containing Fe as a primary component, and Si and Al added thereto, and phosphorous of 0.2 to 0.5 wt % added to the Fe alloy magnetic material.