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

Patent Owner(s)

• NITTO DENKO CORPORATION

International Classification(s)

• F21V:FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES....
• G02B:OPTICAL ELEMENTS, SYSTEMS, OR APPARATUS
• G02C:SPECTACLES; SUNGLASSES OR GOGGLES INSOFAR AS THEY ....

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Fujii, Hironaka	Carlsbad, US	47	596
Harding, Brett T	Carlsbad, US	28	188
Li, Sheng	Vista, US	270	2311
Mochizuki, Amane	Carlsbad, US	151	1810

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Maintenance Fees

Fee	Large entity fee	small entity fee	micro entity fee	due date
11.5 Year Payment	$7400.00	$3700.00	$1850.00	Jul 13, 2026

Fee	Large entity fee	small entity fee	micro entity fee
Surcharge - 11.5 year - Late payment within 6 months	$160.00	$80.00	$40.00
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 13, 2015	US,8931930,B2   US8931930B2	GRANTED PATENT AS SECOND PUBLICATION
July 31, 2014	US,20140211447,A1   US20140211447A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent Application No: 2014/0211,447

OPTICAL ELEMENT FOR CORRECTING COLOR BLINDNESS

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