Is a
Patent attributes
Patent Jurisdiction
Patent Number
Date of Patent
April 27, 2010
Patent Application Number
11984446
Date Filed
November 16, 2007
Patent Primary Examiner
Patent abstract
Disclosed in an electrophoretic display device having a charged ink layer. In this disclosed device, the ink layer is disposed on the active region (an image display region) and the peripheral region located around the active region, and an electric field is applied to a portion of the electrophoretic ink film corresponding to the peripheral region. Therefore, the peripheral region does not look stained.
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