Magnetic head and magnetic recording device

Number of patents in Portfolio can not be more than 2000

United States of America

PATENT NO 12165676
APP PUB NO 20230326482A1
SERIAL NO

18329949

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ATTORNEY / AGENT: (SPONSORED)

Importance

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Abstract

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According to one embodiment, a magnetic head includes a first magnetic pole, a second magnetic pole, a magnetic element, and a magnetic member. The magnetic element is provided between the first and second magnetic poles, and includes a first magnetic layer. The magnetic member includes a first magnetic part. A second direction from the first magnetic part to the magnetic element crosses a first direction from the first to second magnetic pole. The first magnetic part includes a magnetic material including at least one of first to third materials. The first material includes at least one selected from the group consisting of Mn3Sn, Mn3Ge and Mn3Ga. The second material includes at least one selected from the group consisting of a cubic or tetragonal compound including Mn and Ni, a cubic alloy including γ-phase Mn, and a cubic alloy including Fe. The third material includes an antiferromagnet.

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Patent Owner(s)

Patent OwnerAddress
KABUSHIKI KAISHA TOSHIBA1-1 SHIBAURA 1-CHOME MINATO-KU TOKYO 1050023 ?1050023

International Classification(s)

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Kikitsu, Akira Yokohama, JP 158 1777
Maeda, Tomoyuki Kawasaki, JP 166 1542
Nagasawa, Tazumi Yokohama, JP 72 587
Nakagawa, Yuji Kawasaki, JP 93 444
Narita, Naoyuki Funabashi, JP 83 847
Takagishi, Masayuki Kunitachi, JP 183 3507
Yamada, Kenichiro Minato, JP 139 3463

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