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

Patent Owner(s)

Patent Owner	Address
MIYAZAKI KIICHI (10%)	TAMAMURA-MACHI SAWA-GUN 2272-7 KAMINOTE GUNMA
MOTEGI TETSUICHI (30%)	FUNABASHI-SHI 6-41-25-105 FUTAWAHIGASHI CHIBA
SEIKO IDEA CENTER CO LTD (40%)	SHINJYUKU-KU SHUKUTANI BLDG 4-10 YOTSUYA TOKYO
TEZUKA YOSHITOMO (10%)	HACHIOUJI-SHI 83-7 SUWA-MACHI TOKYO
YOSHIHARA KIYOTAKA (10%)	2-15-2 HIGASHICHUO FUKUSHIMA-SHI FUKUSHIMA

International Classification(s)

• C22C:ALLOYS

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Miyazaki, Kiichi	2272-7 Kaminote, Tamamura-machi, Sawa-gun, Gunma, JP	7	12
Motegi, Tetsuichi	6-41-25-105 Futawahigashi, Funabashi-shi, Chiba, JP	10	57
Tezuka, Yoshitomo	Hachiouji, JP	8	45
Yano, Eiji	Narashino, JP	19	111
Yoshihara, Kiyotaka	2-15-2 Higashichuo, Fukushima-shi, Fukushima, JP	6	10

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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
September 09, 2003	US,6616729,B2   US6616729B2	GRANTED PATENT AS SECOND PUBLICATION
January 30, 2003	US,20030019547,A1   US20030019547A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 6616729

Method of grain refining cast magnesium alloy

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