Is a
Patent attributes
Patent Applicant
Patent Jurisdiction
Patent Number
Date of Patent
October 27, 2015
Patent Application Number
14279173
Date Filed
May 15, 2014
Patent Citations Received
0
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Patent Primary Examiner
Patent abstract
The present invention provides a color display device in which each pixel can display four high quality color states. More specifically, an electrophoretic fluid is provided which comprises four types of particles, dispersed in a solvent or solvent mixture. The fluid may further comprise substantially uncharged neutral buoyancy particles.
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