Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6464396 | Rolled-up plain bearing bush | Werner Schubert | 2002-10-15 |
| 5836699 | Roll-formed bushing for sliding surface bearings | Karl Back, Wolfgang Bickle, Thomas Storch | 1998-11-17 |
| 5797684 | Vibration damping apparatus having an oil space with an outflow choke | — | 1998-08-25 |
| 4865467 | Roll-formed bushing for sliding surface bearings | Alfred J. Berger, Jr., Joachim Iwansky, Roland Koble, Karl Back | 1989-09-12 |
| 4624887 | Material for sliding surface bearings | Wolfgang Bickle, Rolf Pfoh | 1986-11-25 |