As recent conferences and announcements have shown, printed electronics is edging closer to becoming a more mainstream technology. New products are heading toward production, and investments are on the upswing. Printechnologics, a Chemnitz, Germany-based specialist in creating electronic features on paper or foil through the use of conventional printing methods, has become very prominent in recent months. In October, the company announced a deal with 3M New Ventures, in which 3M received a sta...