Issued Patents 2002
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6473957 | Method and device for connecting overlapping flat parts | Wolfgang Voelkner, Gerald Effenberg | 2002-11-05 |
| 6417490 | Method and device for thermally supporting mechanical joints | Fritz Liebrecht, Georg Donhauser, Hartmut Carstensen | 2002-07-09 |
| 6405420 | Tool for applying punched rivets | Georg Donhauser, Gunter Quaisser, Wolfgang Voelkner, Michael J. Zimmermann | 2002-06-18 |