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

Patent Owner(s)

Patent Owner	Address
TODA KOGYO CORP	1-23 KYOBASHI-CHO MINAMI-KU HIROSHIMA-SHI HIROSHIMA 732-0828

International Classification(s)

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

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• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Harada, Tosiharu	Hiroshima, JP	13	87
Imai, Tomoyuki	Hiroshima, JP	29	138
Mishima, Akio	Hiroshima, JP	31	242
Mukaizaka, Akira	Hiroshima, JP	5	52
Okuda, Yoshiro	Hiroshima, JP	7	51

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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

Full Text

US Patent No: 4514216

Acicular ferromagnetic alloy particles for magnetic recording and process for producing the same

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