Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10525523 | Method and device for forging a workpiece in bar form | Paul Zehetgruber | 2020-01-07 |
| 9862012 | Apparatus for forging a hollow body from a pre-perforated hollow block | Rupert Wieser | 2018-01-09 |
| 9409226 | Apparatus for forging a hollow body | — | 2016-08-09 |
| 8166792 | Method of making a seamless hot-finished steel pipe, and device for carrying out the method | Christoph Prasser, Rolf Kümmerling, Stefan Wiedenmaier, Pierre Lefebvre, Rupert Wieser | 2012-05-01 |
| 7434434 | Method and apparatus for producing a cylindrical hollow body from a blank | — | 2008-10-14 |
| 7204120 | Apparatus for cutting a workpiece | — | 2007-04-17 |