Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12171478 | Apparatus and method for supplying coolant to a medical instrument | Volker Mayer, Martin Fritz, Waldemar Wandel | 2024-12-24 |
| 7854305 | Sprag | Tomas Smetana, Frieder Altmann, Volker Ploetz | 2010-12-21 |
| 7644813 | Freewheel coupling | Frieder Altmann | 2010-01-12 |
| 7503442 | Freewheel coupling | Frieder Altmann | 2009-03-17 |
| 7434671 | Overrunning clutch | Martin Halama, Frieder Altmann | 2008-10-14 |
| 6461049 | Cage for a rolling bearing | Tino Beck | 2002-10-08 |