Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5971496 | Vehicle wheel having a large contact surface area | Ralf Duning, Uwe Gohrbandt | 1999-10-26 |
| 5806395 | Method and apparatus for removing an edge fin from metal rim reinforcing strips | Ralf Duning, Uwe Gohrbandt, Helmut Tummler | 1998-09-15 |