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

Patent Owner(s)

Patent Owner	Address
EWHA UNIVERSITY - INDUSTRY COLLABORATION FOUNDATION	52 EWHAYEODAE-GIL SEODAEMUN-GU SEOUL 03760 03760

International Classification(s)

• B82Y:SPECIFIC USES OR APPLICATIONS OF NANO-STRUCTURES; ....
• G01N:INVESTIGATING OR ANALYSING MATERIALS BY DETERMININ....

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Do, Hyunkyung	Goyang-si, KR	6	3
Jang, Ji-Hyang	Busan, KR	23	123
Jang, Kyung	Seoul, KR	1	1
Kim, Myung Hwa	Uiwang-si, KR	14	34
Lee, Youngmi	Seoul, KR	8	5
Oh, Min-Cheol	Busan, KR	8	107

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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	Dec 17, 2025

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
June 17, 2014	US,8753494,B2   US8753494B2	GRANTED PATENT AS SECOND PUBLICATION
February 21, 2013	US,20130043129,A1   US20130043129A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 8753494

Gas sensor and preparing method of the same

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