Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6269670 | Method for forming a workpiece by flow-forming | — | 2001-08-07 |
| 6227024 | Flow forming method and device | — | 2001-05-08 |
| 5972418 | Method and apparatus for the manufacture of a workpiece having a rotation-symmetrically hardened surface area | — | 1999-10-26 |
| 5718140 | Method for manufacturing a rotationally symmetrical work-piece of steel | Mario Zanet, Jurgen Koppel | 1998-02-17 |
| 5323630 | Flow-roller machine | Helmut Wenzel | 1994-06-28 |