Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5514195 | Filter housing | Michael Durst, Max Muller, Rudolf Schulze-Dieckhoff, Gerd Minzenbach | 1996-05-07 |
| 5496162 | Air-cooled vane-cell compressor | — | 1996-03-05 |
| 5494424 | Single-stage vane compressor with water-cooled jacket | — | 1996-02-27 |
| D335291 | Combined vacuum pump and compressor | — | 1993-05-04 |
| D335292 | Combined vacuum pump and compressor | — | 1993-05-04 |