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

Patent Owner(s)

Patent Owner	Address
SEIKO EPSON CORPORATION	1-6 SHINJUKU 4-CHOME SHINJUKU-KU TOKYO 160-8801

International Classification(s)

• G02B:OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
• G03B:APPARATUS OR ARRANGEMENTS FOR TAKING PHOTOGRAPHS O....

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Peterson, Mark D	Lake Oswego, US	43	955

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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
July 28, 2009	US,7567384,B2   US7567384B2	GRANTED PATENT AS SECOND PUBLICATION
October 27, 2005	US,20050237621,A1   US20050237621A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 7567384

Method and apparatus for combining light paths of like-colored light sources

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