Electronic Ink is a paperlike display used primarily in eBook readers. It is a specific proprietary type of electronic paper manufactured by E InkE InkElectronic Ink is a paperlike display used primarily in eBook readers. It is a…//read more Corporation (E Ink – electrophoretic ink). It is currently available commercially in grayscale and color and is commonly used in e-readers and, to a lesser extent, in mobile phones and watches.