Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6847148 | Armature for an electric machine and method for producing the same | — | 2005-01-25 |
| 6643912 | Method of producing a commutator of an electrical machine | Friedrich-Otto Behrens, Hans Deierling, Stefan Ossenkopp | 2003-11-11 |
| 6213377 | Ultrasonic welding process and ultrasonic welding device and weld produced thereby | Arno Altpeter | 2001-04-10 |