Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7699199 | Method and device for producing glass panes of any desired contour from sheet glass | Thomas Luettgens, Winfred Hartmann, Bernd Hoetzel, Patrick Markschlager | 2010-04-20 |
| 7441680 | Method for manufacturing glass plates of any contour from flat glass | Thomas Luettgens, Winfred Hartmann, Bernd Hoetzel, Patrick Markschlager | 2008-10-28 |
| 7104431 | Method and device for manufacturing glass panes of any desired contour from sheet glass | Thomas Luettgens, Winfred Hartmann, Bernd Hoetzel, Patrick Markschlager | 2006-09-12 |