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

Patent Owner(s)

Patent Owner	Address
JFE STEEL CORPORATION	TOKYO 100-0011

International Classification(s)

• G01N:INVESTIGATING OR ANALYSING MATERIALS BY DETERMININ....
• C21C:PROCESSING OF PIG-IRON, e.g. REFINING, MANUFACTURE....
• C22C:ALLOYS

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Aramaki, Norichika	Tokyo, JP	12	4
Furumai, Kohei	Tokyo, JP	4	2
Inoue, Toru	Tokyo, JP	89	680
Ishida, Tomoharu	Tokyo, JP	6	7
Miki, Yuji	Tokyo, JP	32	87
Murai, Takeshi	Tokyo, JP	43	259
Usui, Yukio	Tokyo, JP	3	8

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Maintenance Fees

Fee	Large entity fee	small entity fee	micro entity fee	due date
7.5 Year Payment	$3600.00	$1800.00	$900.00	Mar 11, 2026
11.5 Year Payment	$7400.00	$3700.00	$1850.00	Mar 11, 2030

Fee	Large entity fee	small entity fee	micro entity fee
Surcharge - 7.5 year - Late payment within 6 months	$160.00	$80.00	$40.00
Surcharge - 11.5 year - Late payment within 6 months	$160.00	$80.00	$40.00
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 11, 2018	US,10072320,B2   US10072320B2	GRANTED PATENT AS SECOND PUBLICATION
May 26, 2016	US,20160145718,A1   US20160145718A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent Application No: 2016/0145,718

METHOD OF PRODUCING STEEL MATERIAL

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