Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5509619 | Printing equipment accessory, especially for making proof prints | Volker Struwe, Gregor Gehrer, Thomas Brotzner | 1996-04-23 |
| 5356507 | Laminator | Gregor Gehrer, Markus Koll, Alfred Nowak | 1994-10-18 |