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

Patent Owner(s)

Patent Owner	Address
SAMSUNG ELECTRONICS CO LTD	SUWON-SI GYEONGGI-DO 443-742

International Classification(s)

• G01N:INVESTIGATING OR ANALYSING MATERIALS BY DETERMININ....

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• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Choi, Youn-suk	Yongin-si, KR	8	14
Hahn, Young-ki	Seoul, KR	4	4
Jeong, Hyo-young	Seoul, KR	16	37
Jung, Jae-yeon	Hwaseong-si, KR	2	1
Lee, Joon-hyung	Yongin -si, KR	18	141
Lee, Soo-suk	Suwon-si, KR	34	164
Park, Jin-young	Pohang-si, KR	54	698
Seo, Hye-jung	Chuncheon-si, KR	3	8

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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	Dec 14, 2025
11.5 Year Payment	$7400.00	$3700.00	$1850.00	Dec 14, 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: 2018/0164,220

DEVICE FOR MEASURING ELECTROLYTE IONS USING OPTODES AND USES THEREOF

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