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

Patent Owner(s)

• NEC CORPORATION;NIPPON HOSO KYOKAI;KYOKAI, NIPPON HOSO

International Classification(s)

• G06F:ELECTRIC DIGITAL DATA PROCESSING

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Baba, Akitsugu	Tokyo, JP	12	238
Goto, Jun	Tokyo, JP	85	634
Ishikawa, Kiyohiko	Tokyo, JP	5	80
Kurioka, Tatsuya	Tokyo, JP	5	177
Nakamura, Haruyuki	Tokyo, JP	5	56
Nishimoto, Yusei	Tokyo, JP	6	205

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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
May 03, 2011	US,7937407,B2   US7937407B2	GRANTED PATENT AS SECOND PUBLICATION
November 29, 2007	US,20070277245,A1   US20070277245A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent Application No: 2007/0277,245

Access control method, access control system, metadata controlling device, and transmitting apparatus

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