Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6896317 | Energy-absorbing deformation element for vehicles | Oliver Liebhard | 2005-05-24 |
| 6881494 | Method for shaping an initial profile or a similar workpiece using an internal high pressure and profile therefor | Christian Leppin, Pius Schwellinger | 2005-04-19 |
| 6834522 | High internal pressure forming process | Christian Leppin | 2004-12-28 |
| 6810705 | Method for forming an initial profile or a tool of the kind and a profile therefor | Christian Leppin | 2004-11-02 |
| 6763693 | Method for shaping an initial profile or a similar workpiece using an internal high pressure and profile therefor | Christian Leppin, Pius Schwellinger | 2004-07-20 |