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

Patent Owner(s)

Patent Owner	Address
KENT DISPLAYS SYSTEMS INC	343 PORTAGE BLVD KENT OH 44240

International Classification(s)

• G02F:DEVICES OR ARRANGEMENTS, THE OPTICAL OPERATION OF ....

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• [Patents Count]

Inventor(s)

Inventor Name	Address	# of filed Patents	Total Citations
Ma, Yao-Dong	Richardson, TX	31	727
Wu, Bao-Gang	Richardson, TX	14	786
Zhou, Hongxi	Dallas, TX	3	133

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Maintenance Fees

Fee	Large entity fee	small entity fee	micro entity fee	due date

Fee	Large entity fee	small entity fee	micro entity fee
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 No: 5661533

Ultra fast response, multistable reflective cholesteric liquid crystal displays

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