FlatFrog Laboratories: FlatFrog Files Lawsuit Against Promethean Ltd. and Promethean Inc. for Alleged Infringement of FlatFrog Patent

LUND, Sweden-- FlatFrog Laboratories AB, who revolutionized the touch screen industry with its InGlass™ technology, today filed suit against Promethean Ltd. and Promethean Inc. for alleged infringement of FlatFrog's U.S. Patent No. 10,282,035 ("the `035 patent"), titled "Touch Screen."