Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
July 22, 2008
Patent Application Number
11521437
Date Filed
September 15, 2006
Patent Primary Examiner
Patent abstract
A liquid crystal element in which a liquid crystal layer containing at least two types of dual frequency addressable smectic liquid crystal compositions having different threshold voltage are disposed between one pair of electrodes at least one of them being a transparent electrode.
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