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

Patent Owner(s)

Patent Owner	Address
ATLAS COPCO ENERGAS GMBH	AM ZIEGELOFEN 2 KOELN D-50999

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
Kern, Ulrich	Witterschlick, DE	40	401
Pöhler, Stefan	Waldbüttelbrunn, DE	1	0
Seinsch, Hans Otto	Garbsen, DE	1	4

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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 11, 2011	US,7868580,B2   US7868580B2	GRANTED PATENT AS SECOND PUBLICATION
September 11, 2008	US,20080218117,A1   US20080218117A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 7868580

Method for turning a three-phase current motor on again and electrical circuit for implementing the method

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