US Patent 11912055 Method and system for printing variable images

A printed structure, and systems and methods for creating the printed structure are disclosed. The printed structure includes a substrate, a first printed image layer, and a second printed image layer printed at least partially over the first printed image layer. The first printed image layer includes a first variable image printed using a first electrophoretic ink and the second printed image layer includes a second variable image printed using a second electrophoretic ink. The first variable image and the second variable image are configured to selectively change their display states upon application of an electric field.