This invention relates to an electrophoretic display comprising isolated cells of well-defined shape, size and aspect ratio which cells are filled with charged pigment particles dispersed in a solvent, a backlight and optionally a background layer. The display may have the traditional up/down switching...http://www.google.de/patents/US6987605?utm_source=gb-gplus-sharePatent US6987605 - Transflective electrophoretic display
