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

Patent Owner(s)

Patent Owner	Address
LAPIS SEMICONDUCTOR CO LTD	2-4-8 SHINYOKOHAMA KOUHOKU-KU YOKOHAMA 222-8575

International Classification(s)

• H01L:SEMICONDUCTOR DEVICES; ELECTRIC SOLID STATE DEVICE....

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Kurachi, Ikuo	Tokyo, JP	21	38
Maruyama, Tetsuhiro	Tokyo, JP	4	38
Nakamura, Takaharu	Tokyo, JP	61	748
Tsujimoto, Masao	Miyazaki, JP	5	5

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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
August 17, 2010	US,7776691,B2   US7776691B2	GRANTED PATENT AS SECOND PUBLICATION
February 26, 2009	US,20090053868,A1   US20090053868A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 7776691

Semiconductor memory device and manufacturing method for semiconductor device

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