R-T-B PERMANENT MAGNET

Number of patents in Portfolio can not be more than 2000

United States of America

APP PUB NO 20250011904A1
SERIAL NO

18702083

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ATTORNEY / AGENT: (SPONSORED)

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Abstract

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[Summary] Provided is an R-T-B permanent magnet that contains Al, Cu, Ga, and Zr. The R content is 30.00-33.00 mass %, the Co content is greater than 0.80 mass % but no greater than 3.00 mass %, the B content is 0.70-0.83 mass %, the Al content is greater than 0 mass % but less than 0.20 mass %, the Cu content is greater than 0.10 mass % but less than 1.50 mass %, the Ga content is 0.40-1.00 mass %, and the Zr content is greater than 0.10 mass % but no greater than 1.60 mass %.

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Patent Owner(s)

Patent OwnerAddress
TDK CORPORATIONTOKYO 103-6128

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Inventor(s)

Inventor Name Address # of filed Patents Total Citations
KAWAMURA, Hiroki Tokyo, JP 20 85
KUDO, Hikaru Tokyo, JP 9 1
MIWA, Masashi Tokyo, JP 47 171

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