Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7151427 | Sealed-off switchgear | Michael Muller, Heinz Jacobus, Matthias Stitz | 2006-12-19 |
| 6820645 | Unlockable non-return valve for very high system pressures | Helmut Behl, Karl Cords, Dragoljub Djenadija, Helmut Etzel, Frank Hofmann +1 more | 2004-11-23 |
| 4200246 | Conveyor device for a thin web and a method of conveying | Fritz Nigg, Jean-Claude Risse | 1980-04-29 |