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

Patent Owner(s)

Patent Owner	Address
LUMINUS DEVICES INC	175 NEW BOSTON STREET SUITE A WOBURN MA 01801

International Classification(s)

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

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Erchak, Alexei A	Cambridge, MA	109	3220
Lidorikis, Eleftrios	Arlington, MA	12	660
Luo, Chiyan	West Roxbury, MA	23	738

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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
January 23, 2007	US,7166870,B2   US7166870B2	GRANTED PATENT AS SECOND PUBLICATION
April 28, 2005	US,20050087757,A1   US20050087757A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 7166870

Light emitting devices with improved extraction efficiency

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