Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Date of Patent
June 12, 2007
Patent Application Number
11307177
Date Filed
January 26, 2006
Patent Citations Received
...
Patent Primary Examiner
Patent abstract
Various improvements are provided in gas-based electrophoretic displays, including (a) the use of water getters to remove water from the gas; (b) the use of electron accepting or donating gases; (c) the use of electrophoretic polymer particles having high glass transition temperatures; (d) lateral movement of electrophoretic particles within the display; and (e) the use of variable thickness coatings on electrodes to provide for gray scale.
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