Blackbox TechnologiesLogo Design Contest Logo Design Contest Contests / Blackbox Technologies Blackbox Technologies has selected their winning logo design. For $375 they received 109 designs from 25 different designers from around the world. Find out how LogoTournament works How LogoTournament works Contest Entries by Revotype Return to Contest Return to Contest Withdrawn New #40 Withdrawn New #39 Discussion No comments yet.