Issued Patents All Time
Showing 26–27 of 27 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5660810 | Method and device for delivering hot, aggressive media | Hans-Ulrich Dummersdorf, Helmut Waldmann, Helmut Harle, Franz-Rudolf Minz | 1997-08-26 |
| 5569024 | Pump for delivering hot, corrosive media | Hans-Ulrich Dummersdorf, Helmut Waldman, Helmut Harle, Franz-Rudolf Minz | 1996-10-29 |