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

Patent Owner(s)

• FANUC CORPORATION

International Classification(s)

• H02P:CONTROL OR REGULATION OF ELECTRIC MOTORS, GENERATO....

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Iwashita, Yasusuke	Minamitsuru-gun, JP	145	1335
Niwa, Masakazu	Minamitsuru-gun, JP	33	283
Okita, Tadashi	Minamitsuru-gun, JP	134	793

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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
October 04, 2011	US,8030878,B2   US8030878B2	GRANTED PATENT AS SECOND PUBLICATION
July 28, 2011	US,20110182398,A1   US20110182398A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent Application No: 2011/0182,398

MOTOR DRIVING DEVICE HAVING POWER FAILURE DETECTION FUNCTION

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