Echo and noise cancellation

United States of America Patent

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Jun 9, 2009
Grant Date
Nov 29, 2007
app pub date
May 4, 2006
filing date
May 4, 2006

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Patent Owner	Address
SONY INTERACTIVE ENTERTAINMENT INC	TOKYO JAPAN TOKYO METROPOLIS

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H04M:TELEPHONIC COMMUNICATION

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Inventor Name	Address	# of filed Patents	Total Citations
Mao, Xiadong	Foster City , US	64	6664

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Echo and noise cancellation

Number of patents in Portfolio can not be more than 2000

United States of America Patent

11381728

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PATENT NO	7545926
APP PUB NO	20070274535A1
SERIAL NO	11381728
DOCKET NO

US Family Size	Non-US Coverage
Patent Longevity	Forward Citations

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
June 09, 2009	US,7545926,B2 US7545926B2	GRANTED PATENT AS SECOND PUBLICATION
November 29, 2007	US,20070274535,A1 US20070274535A1	FIRST PUBLISHED PATENT APPLICATION

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11381728

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