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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	GYEONGGI DO SOUTH KOREA GYEONGGI-DO

International Classification(s)

• B82Y:SPECIFIC USES OR APPLICATIONS OF NANO-STRUCTURES; ....
• G02F:DEVICES OR ARRANGEMENTS, THE OPTICAL OPERATION OF ....
• G03F:PHOTOMECHANICAL PRODUCTION OF TEXTURED OR PATTERNE....
• G03H:HOLOGRAPHIC PROCESSES OR APPARATUS

• [Classification Symbol]

• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Choi, Chil-sung	Suwon-si, KR	11	79
Hwang, Kyu-young	Ansan-si, KR	22	206
Jung, Jae-eun	Seoul, KR	35	422
Lee, Gae-hwang	Hwaseong-si, KR	21	212

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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	Apr 20, 2027

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
October 20, 2015	US,9164382,B2   US9164382B2	GRANTED PATENT AS SECOND PUBLICATION
June 13, 2013	US,20130148180,A1   US20130148180A1	FIRST PUBLISHED PATENT APPLICATION

Full Text

US Patent No: 9164382

Photorefractive composite, spatial light modulator, and hologram display device using the same

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