Magnetic powder, method for production thereof, and magnetic recording medium

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United States of America Patent

PATENT NO 11355270
APP PUB NO 20200303104A1
SERIAL NO

16895648

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Abstract

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A method for producing a magnetic powder includes performing a reduction treatment on the surface of particles including a hard magnetic material to form core-shell particles each having a shell portion including a soft magnetic material.

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Patent Owner(s)

Patent OwnerAddress
SONY CORPORATIONTOKYO 108-0075

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Terakawa, Masaru Miyagi, JP 38 334
Yamaga, Minoru Miyagi, JP 102 880

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