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

Patent Owner(s)

• PENTAX RICOH IMAGING COMPANY, LTD.

International Classification(s)

• B32B:LAYERED PRODUCTS, i.e. PRODUCTS BUILT-UP OF STRATA....

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Nakayama, Hiroyuki	Tokyo, JP	229	2864
Sakai, Yasuhiro	Saitama, JP	61	666
Yamada, Kazuhiro	Saitama, JP	463	4572
Yamada, Maki	Saitama, JP	38	919

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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
March 16, 2010	US,7678447,B2   US7678447B2	GRANTED PATENT AS SECOND PUBLICATION
May 17, 2007	US,20070109650,A1   US20070109650A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 7678447

Protective cover for display panel and its use

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