Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7325811 | Chuck | Markus Hartmann, Guenther Sanchen | 2008-02-05 |
| 5836405 | Fastening apparatus for and method of setting fastening elements | Hans Gschwend | 1998-11-17 |
| 5829147 | Apparatus for applying marks to surfaces | Heinz Kousek, Hans Gschwend | 1998-11-03 |
| 5746510 | Mixing device including counterweight | Fritz Mark | 1998-05-05 |
| 4930585 | Device for drilling borehole undercuts | Fritz Mark | 1990-06-05 |