COLOR DISPLAY DEVICE
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United States of America Patent
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Issued Date -
Sep 24, 2015
app pub date -
Apr 1, 2014
filing date -
Mar 18, 2014
priority date (Note) -
Abandoned
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Abstract
The present invention provides a reflective color display device which can display multiple color states, without the disadvantages associated with previously known color display devices. The display fluid of the present invention comprises (a) black and white electrophoretic particles which are oppositely charged and (b) charged color-generating particles having photonic crystal characteristics, all of which are dispersed in a solvent or solvent mixture.
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