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• 15 United States
• 10 France
• 8 Japan
• 7 China
• 5 Korea
• 2 Other

Patent Owner(s)

Patent Owner	Address
DAIDO STEEL CO LTD	NAGOYA-SHI AICHI 461-8581

International Classification(s)

• H01F:MAGNETS; INDUCTANCES; TRANSFORMERS; SELECTION OF M....

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Iriyama, Takahiko	Nagoya , JP	5	44
Nishio, Takayuki	Nagoya , JP	6	26
Omatsuzawa, Ryo	Nagoya , JP	2	12

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Maintenance Fees

Fee	Large entity fee	small entity fee	micro entity fee	due date

Fee	Large entity fee	small entity fee	micro entity fee
Surcharge after expiration - Late payment is unavoidable	$700.00	$350.00	$175.00
Surcharge after expiration - Late payment is unintentional	$1,640.00	$820.00	$410.00

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
January 27, 2009	US,7481895,B2   US7481895B2	GRANTED PATENT AS SECOND PUBLICATION
July 29, 2004	US,20040144450,A1   US20040144450A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 7481895

Isotropic powdery magnet material, process for preparing and resin-bonded magnet

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