ResearchDxLogo Design Contest Logo Design Contest Contests / ResearchDx ResearchDx has selected their winning logo design. For $300 they received 239 designs from 49 different designers from around the world. Find out how LogoTournament works How LogoTournament works Contest Entries by Tapelogo414 Return to Contest Return to Contest 8th #143 Withdrawn New #142 Withdrawn New #141 Withdrawn New #140 Discussion No comments yet.