An electrocapillary color display sheet is disclosed which utilizes a plurality of sets of different color droplets between two sheets in which each set of droplets will create a pixel of an image. Each set of droplets has at least two droplets in which each droplet has a different color. On one of the...http://www.google.es/patents/US5659330?utm_source=gb-gplus-sharePatente US5659330 - Electrocapillary color display sheet