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

Patent Owner(s)

Patent Owner	Address
UNIVERSIDAD DE SANTIAGO DE CHILE	AV LIBERTADOR BERNARDO O'HIGGINS 3363 ESTACIÓN CENTRAL SANTIAGO
VILLABLANA MIQUEL	CALLE SILVINA HURTADO 1539 APT 804 RECEIVING SEVENTY PERCENT (70%) PROVIDENCIA SANTIAGO

International Classification(s)

• H02M:APPARATUS FOR CONVERSION BETWEEN AC AND AC, BETWEE....

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Villablanca, Miguel	Calle Silvina Hurtado 1539, Apt. 804	1	8

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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
June 23, 2009	US,7551461,B2   US7551461B2	GRANTED PATENT AS SECOND PUBLICATION
January 20, 2005	US,20050013147,A1   US20050013147A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 7551461

Method and apparatus to reduce distortion of currents feeding an AC/DC rectifier system

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