Solar-Prinz.deLogo Design Contest Logo Design Contest Contests / Solar-Prinz.de Solar-Prinz.de has selected their winning logo design. For $300 they received 257 designs from 45 different designers from around the world. Find out how LogoTournament works How LogoTournament works Contest Entries by Trinova Return to Contest Return to Contest Withdrawn New #181 Withdrawn Prefers others. #101 Discussion No comments yet.