Communication system for controlling a call portion

United States of America Patent

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Jun 9, 2009
Grant Date
May 12, 2005
app pub date
Sep 17, 2004
filing date
Sep 19, 2003

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Abstract

performs a call connection processing directly with the connection partner thereby to make a communication connection by the VoIP.

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Patent Owner(s)

Patent Owner	Address
HITACHI INFORMATION & TELECOMMUNICATION ENGINEERING LTD	2-3-3 MINATOMIRAI NISHI-KU YOKOHAMA-SHI KANAGAWA 220-6122

International Classification(s)

H04L:TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAP....

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[Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Nagayama, Sakae	Fukushima, JP	3	29
Oouchi, Makoto	Fukushima, JP	3	90

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Communication system for controlling a call portion

Number of patents in Portfolio can not be more than 2000

United States of America Patent

10942886

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PATENT NO	7545798
APP PUB NO	20050100002A1
SERIAL NO	10942886
DOCKET NO

US Family Size	Non-US Coverage
Patent Longevity Expired	Forward Citations

DATE PUBLISHED	PUBLICATION/PATENT NO.	PUBLICATION TYPE
June 09, 2009	US,7545798,B2 US7545798B2	GRANTED PATENT AS SECOND PUBLICATION
May 12, 2005	US,20050100002,A1 US20050100002A1	FIRST PUBLISHED PATENT APPLICATION

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10942886

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