Liquid crystal element

Details Liquid crystal element Liquid crystal element

2008-07-22

2008-07-22

Wu, Shean C (Department: 1795)

Stock material or miscellaneous articles

Liquid crystal optical display having layer of specified...

C252S299010, C252S299100

Reexamination Certificate

active

11521437

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.

REFERENCES:
patent: 5621552 (1997-04-01), Coates et al.
patent: 7220466 (2007-05-01), Katoh et al.
patent: 05-216018 (1993-08-01), None
patent: 5-216018 (1993-08-01), None
English translation by computer for JP 05-216018, http://www4.ipdl.inpit.go.jp/Tokujitu/PAJdetail.ipdl?N0000=60&NO120=01&N2001=2&N3001=H05-216018.

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