Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7032801 | Friction stir tool for friction welding | Juergen Silvanus, Werner Zimmermann | 2006-04-25 |
| 6772935 | Method and device for friction stir welding with simultaneous cooling | Gerhard Scheglmann, Frank Palm | 2004-08-10 |