Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7717247 | Synchronization device for a change speed gear | Friedrich Stockl, Günter Nelböck | 2010-05-18 |
| 7687022 | Method for manufacturing a synchronizing ring | Günter Nelböck | 2010-03-30 |
| 5408736 | Process of manufacturing a friction ring for use in a clutch or brake | Gerhard Hartner, Rudolf Geissler | 1995-04-25 |
| 5372793 | Process of manufacturing a friction ring for use in a clutch or brake | Gerhard Hartner, Rudolf Geissler | 1994-12-13 |