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

Patent Owner(s)

Patent Owner	Address
HONDA GIKEN KOGYO KABUSHIKI KAISHA	1-1 MINAMI AOYAMA 2-CHOME MINATO-KU TOKYO 107-8556

International Classification(s)

• C22C:ALLOYS

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Hagiwara, Hiroshi	Chiyoda-ku, JP	89	869
Hashimura, Masayuki	Muroran, JP	45	240
Hayashi, Hiroaki	Chiyoda-ku, JP	139	1014
Koike, Seiichi	Wako, JP	16	129
Miyaki, Takanari	Muroran, JP	4	50
Shiiki, Katsuaki	Wako, JP	4	19
Suzuki, Shouich	Chiyoda-ku, JP	1	2
Yamada, Noriyuki	Wako, JP	48	479

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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
August 18, 2009	US,7575646,B2   US7575646B2	GRANTED PATENT AS SECOND PUBLICATION
June 17, 2004	US,20040112473,A1   US20040112473A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 7575646

Heat-treated steel wire for high strength spring

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