Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10876643 | Diaphragm non-return valve for a compressed air system | Armin Sieker, Arne Stephan, Olaf Wichmann | 2020-12-29 |
| 9194725 | Mounting for a distance sensor | Rainer Risse, Udo Ronnenberg, Axel Stender, Arne Stephan | 2015-11-24 |
| 8827955 | Cannula device having pivotable needle guard | Hans Haindl, Reinhard Kruse | 2014-09-09 |
| 8075333 | Electric plug connector with guide | Thomas Bolik, Ulrich Overhage, Olaf Wichmann | 2011-12-13 |
| 6685032 | Rack for retaining motorcycle bags | — | 2004-02-03 |