Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6945084 | Rolling mill for rolling or sizing metal pipes | Ali Bindernagel, Dieter Pfeiffer, Heinrich Potthoff | 2005-09-20 |
| 5644938 | Method of and roll stand for diagonal rolling of tubes | Karlhans Staat | 1997-07-08 |