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

Patent Owner(s)

Patent Owner	Address
ZF TRANSMISSION TECHNOLOGIES L L C	1981 FRONT WHEEL DRIVE BATAVIA OH 45103

International Classification(s)

• G01M:TESTING STATIC OR DYNAMIC BALANCE OF MACHINES OR S....

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• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Fichtinger, Thomas	Meckenbeuren, DE	3	220
Gierling, Armin	Langenargen, DE	42	538
Inerle, Norbert	Tettnang, DE	2	208

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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
January 20, 2004	US,6679109,B2   US6679109B2	GRANTED PATENT AS SECOND PUBLICATION
July 25, 2002	US,20020095992,A1   US20020095992A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 6679109

Acoustic recognition of variator slip of a continuously variable transmission

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