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

Patent Owner(s)

Patent Owner	Address
SHARP KABUSHIKI KAISHA	1 TAKUMI-CHO SAKAI-KU SAKAI CITY OSAKA 5908522 ?5908522

International Classification(s)

• G02F:DEVICES OR ARRANGEMENTS, THE OPTICAL OPERATION OF ....

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• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Izumi, Yoshihiro	Nara, JP	123	2449
Katoh, Hiromi	Nara, JP	92	1041

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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 08, 2011	US,7903214,B2   US7903214B2	GRANTED PATENT AS SECOND PUBLICATION
March 19, 2009	US,20090073345,A1   US20090073345A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 7903214

Liquid crystal display device comprising an optical sensor for detecting the intensity of ambient light

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