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:
Jul. 18, 2006
Filed:
Feb. 16, 2005
Yasunari Sugita, Osaka, JP;
Masayoshi Hiramoto, Ikoma, JP;
Nozomu Matsukawa, Nara, JP;
Mitsuo Satomi, Katano, JP;
Yoshio Kawashima, Neyagawa, JP;
Akihiro Odagawa, Nara, JP;
Yasunari Sugita, Osaka, JP;
Masayoshi Hiramoto, Ikoma, JP;
Nozomu Matsukawa, Nara, JP;
Mitsuo Satomi, Katano, JP;
Yoshio Kawashima, Neyagawa, JP;
Akihiro Odagawa, Nara, JP;
Matsushita Electric Industrial Co., Ltd., Osaka, JP;
Abstract
The present invention provides a magnetoresistive (MR) element that is excellent in MR ratio and thermal stability and includes at least one magnetic layer including a ferromagnetic material M-X expressed by MX. Here, M is at least one selected from Fe, Co and Ni, X is expressed by XXX(Xis at least one selected from Cu, Ru, Rh, Pd, Ag, Os, Ir, Pt and Au, Xis at least one selected from Al, Sc, Ti, V, Cr, Mn, Ga, Ge, Y, Zr, Nb, Mo, Hf, Ta, W, Re, Zn and lanthanide series elements, and Xis at least one selected from Si, B, C, N, O, P and S), and a, b, c and d satisfy 0.05≦a≦60, 0≦b≦60, 0≦c≦30, 0≦d≦20, and a=b+c+d.