Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9091268 | Three-stage screw compressor | Carsten Achtelik, Michael Besseling, Norbert Henning, Jürgen Bringmann, Robert L. Oppenheim | 2015-07-28 |
| 8342829 | Three-stage screw compressor | Carsten Achtelik, Michael Besseling, Norbert Henning, Jürgen Bringmann, Robert L. Oppenheim | 2013-01-01 |
| 7713039 | Helical screw compressor having a vented sealing arrangement | Carsten Achtelik, Michael Besseling, Norbert Henning | 2010-05-11 |
| 7690901 | Helical screw compressor comprising a cooling jacket | Carsten Achtelik, Michael Besseling, Norbert Henning | 2010-04-06 |
| 6991440 | Two-stage screw compressor | Carsten Achtelik | 2006-01-31 |