Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7617862 | Strand-guiding roller | Josef Guttenbrunner, Thomas Starrermair | 2009-11-17 |
| 7325586 | Internally cooled billet guiding roller | Josef Guttenbrunner, Josef Lanschuetzer, Johann Poeppl, Guoxin Shan, Heinrich Thoene +1 more | 2008-02-05 |