Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7725617 | Data output system with printing device, and data output method, in particular for performing a test printing | Ernst Dubach | 2010-05-25 |
| 7689730 | Data output system and data output method with data output monitoring | Ernst Dubach | 2010-03-30 |