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
...
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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