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

Patent Owner(s)

Patent Owner	Address
NEC CORPORATION	MINATO-KU TOKYO

International Classification(s)

• G01J:MEASUREMENT OF INTENSITY, VELOCITY, SPECTRAL CONTE....
• G01B:MEASURING LENGTH, THICKNESS OR SIMILAR LINEAR DIME....

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
ABE, Katsumi	Tokyo, JP	151	10173
AKAGAWA, Takeshi	Tokyo, JP	26	58
ALTINTAS, Ersin	Tokyo, JP	25	32
ARIYAMA, Tetsuri	Tokyo, JP	24	31
KUBO, Masahiro	Tokyo, JP	188	1242
OHNO, Yuji	Tokyo, JP	63	197
TAKOH, Kimiyasu	Tokyo, JP	28	37

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Maintenance Fees

Fee	Large entity fee	small entity fee	micro entity fee	due date
7.5 Year Payment	$3600.00	$1800.00	$900.00	Sep 1, 2025
11.5 Year Payment	$7400.00	$3700.00	$1850.00	Sep 1, 2029

Fee	Large entity fee	small entity fee	micro entity fee
Surcharge - 7.5 year - Late payment within 6 months	$160.00	$80.00	$40.00
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

Full Text

US Patent Application No: 2018/0058,938

LIGHT MEASUREMENT DEVICE

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