Year 1999........pre developer Virtu printer by Leggett & Platt                 

Year 2003........development Virtu printer by Spühl AG Swiss

Year 2010........complete takeover Virtu printer by Polytype AG Fribourg Swiss

Year 2018........complete takeover from Wifag-Polytype AG Swiss (Virtu devices) by Digiprint-Swan Germany

Year 2019........integrate Virtu printer to dpSwan Germany (manufacture of new Virtu printer series)
 
Year 2019........technical service & supplies through dpSwan (formerly Digiprint-Swan)