Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
June 25, 2019
Patent Application Number
15153190
Date Filed
May 12, 2016
Patent Citations Received
Patent Primary Examiner
Patent abstract
The present invention provides a solution for a highlight or multicolor display device, in which each display cell can display high quality color states. More specifically, an electrophoretic fluid is provided which comprises three types of pigment particles, having different levels of size, threshold voltage or charge intensity.
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