Hans Langer

Hans Langer founded EOS, one of the earliest 3-D printing companies, three decades ago, and is now the world's first 3-D printing billionaire.While others focused on consumers and 3-D printing, Langer always believed that the technology's true value was in industrial applications.His EOS GmbH makes 3-D printers for polymers and metals; Scanlab provides scanning solutions, and a VC firm invests in manufacturing startups.