Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6793680 | Knee joint endoprosthesis | Hans Grundei | 2004-09-21 |
| 6425921 | Sliding partners for artificial joint implants | Hans Grundei | 2002-07-30 |
| 6354393 | Hydraulic power steering system for motor vehicles | Günter Ahlert, Detlef Beckmann, Thomas Kind, Thomas Maier, Martin Rothmund +2 more | 2002-03-12 |
| 6345682 | Valve arrangement for power-assisted steering systems | Alfred Schoffler, Martin Rothmund | 2002-02-12 |
| 6319255 | Prophylactic implant against fracture of osteoporosis-affected bone segments | Hans Grundei | 2001-11-20 |
| 6245110 | Shankless knee joint endoprosthesis | Hans Grundei | 2001-06-12 |
| 6120544 | Femur endoprosthesis for articial hip joint | Hans Grundei | 2000-09-19 |
| 5522901 | Implant for replacing a rear patella part | Martin Schug | 1996-06-04 |
| 4458792 | Automotive retarder | Wolfgang Zaiser | 1984-07-10 |