Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8062006 | Non-positive-displacement machine comprising a spiral channel provided in the housing middle part | Karl-Ernst Hummel, Guenter Kroeger, Norbert Poppenborg | 2011-11-22 |
| 7691188 | Adsorption element | Olaf Weber, Wolfgang Wenzel, Daniel Volkmer, Jens Sohnemann, Josef Rohrmeier +2 more | 2010-04-06 |
| 7143736 | Filter box with resonator and reservoir | Thomas Jessberger, Anders-Christian Hoppe, Dan Huff | 2006-12-05 |
| 6431136 | Intake device with ram pipes and longitudinally adjustable resonance pipes | Herbert Pietrowski, Werner Wagner | 2002-08-13 |
| 5775004 | Process and apparatus for drying a solid-liquid mixture | Klaus Steier, Erwin Brunnmair | 1998-07-07 |