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:
Dec. 06, 2022
Filed:
Jun. 27, 2019
National Institute for Materials Science, Tsukuba, JP;
Kresna Bondan Fathoni, Tsukuba, JP;
Yuya Sakuraba, Tsukuba, JP;
Taisuke Sasaki, Tsukuba, JP;
Tomoya Nakatani, Tsukuba, JP;
Yoshio Miura, Tsukuba, JP;
Kazuhiro Hono, Tsukuba, JP;
NATIONAL INSTITUTE FOR MATERIALS SCIENCE, Tsukuba, JP;
Abstract
The present disclosure provides: a magnetoresistive element having a large magnetoresistance change ratio (MR ratio); and a magnetic sensor, a reproducing head and a magnetic recording and reproducing device. The magnetoresistive element comprises a magnetoresistive film including a pair of body centered cubic (bcc) crystal structure CoFe ferromagnetic layers with a (001) crystal orientation, the pair of layers separated by a non-magnetic layer of Cu with bcc crystal structure.