Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5236764 | Component for absorbing impact energy | Werner Lenz, Udo Haardt | 1993-08-17 |
| 5180628 | Shock-absorbing propylene polymer composite moldings | Udo Haardt, Erhard Seiler, Hermann Tatzel, Harald Schwager | 1993-01-19 |
| 4835909 | Surface treatment of disk-shaped nickel-plated aluminum substrates | Juergen Richter, Werner Grau, Gerd Maurer, Werner Loeser, Rainer Bender +2 more | 1989-06-06 |
| 4423454 | Magnetic recording disk | Peter Felleisen, Dieter Mayer, Eberhard Koester, Paul Deigner | 1983-12-27 |
| 4201486 | Process for the manufacture of magnetic recording media | Werner Huebner, Job-Werner Hartmann, Peter Nagel, Paul Deigner, Eberhard Koester +1 more | 1980-05-06 |