Liquid crystal cells – elements and systems – Particular structure – Having significant detail of cell structure only
Reexamination Certificate
2005-02-08
2005-02-08
Chowdhury, Tarifur R. (Department: 2871)
Liquid crystal cells, elements and systems
Particular structure
Having significant detail of cell structure only
C349S123000
Reexamination Certificate
active
06853426
ABSTRACT:
The present invention materializes a liquid-crystal display element and a liquid-crystal display device which promise superior display performance, in which the surface of an alignment film formed on a substrate member has been subjected to rubbing in the state the surface potential of a rubbing roller has been controlled by bringing a charge control member made to have the same potential as the potential of the substrate member into contact with the rubbing roller, to keep any foreign matter from adhering to the alignment film surface.
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Imayama Hirotaka
Inoue Takashi
Koike Yasuo
Morimoto Masateru
Tabira Hayami
Antonelli Terry Stout & Kraus LLP
Chowdhury Tarifur R.
Duong Thoi V.
Hitachi , Ltd.
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