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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.:

US 10186284 B1

PDFFull Text
Date of Patent:
Jan. 22, 2019

Filed:

Sep. 13, 2017

Magnetic head and magnetic recording and reproducing device

Applicant:

Kabushiki Kaisha Toshiba, Tokyo, JP;

Inventors:

Naoyuki Narita, Kanagawa, JP;

Hitoshi Iwasaki, Tokyo, JP;

Mariko Shimizu, Tokyo, JP;

Katsuhiko Koui, Kanagawa, JP;

Kenichiro Yamada, Tokyo, JP;

Assignee:

Kabushiki Kaisha Toshiba, Tokyo, JP;

Attorney:

Finnegan, Henderson, Farabow, Garrett & Dunner, L.L.P.

Primary Examiner:

William J Klimowicz

Int. Cl.
CPC ...
G11B 5/31 (2006.01); G11B 5/66 (2006.01); G11B 5/48 (2006.01); G11B 5/187 (2006.01);
U.S. Cl.
CPC ...
G11B 5/315 (2013.01); G11B 5/187 (2013.01); G11B 5/312 (2013.01); G11B 5/3116 (2013.01); G11B 5/4813 (2013.01); G11B 5/4826 (2013.01); G11B 5/66 (2013.01);
Abstract

According to one embodiment, a magnetic head includes a magnetic pole, and a first shield, and a stacked body provided between the magnetic pole and the first shield. The stacked body includes a first layer, a second layer and a third layer. The first layer includes at least one first element selected from the group consisting of Fe, Co, and Ni. The second layer is provided between the magnetic pole and the first layer, and includes at least one second element selected from the group consisting of Cr, V, Mn, Ti, and Sc. The third layer is provided between the first layer and the first shield, and includes at least one third element selected from the group consisting of Cr, V, Mn, Ti, and Sc.

Find Patent Forward Citations

Narita, Naoyuki. (2019). Magnetic head and magnetic recording and reproducing device (U.S. Patent No. 10186284). U.S. Patent and Trademark Office. https://idiyas.com/patent/badge/10186284

Data source: USPTO (United States Patent and Trademark Office) public patent records. Weekly synchronization. How IDiyas builds this profile

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