Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9905344 | Method for producing a grain-orientated electric strip | Christof Holzapfel, Stefan Pahike, Carsten Schepers | 2018-02-27 |
| 6423156 | Process for the coating of electrical steel strips with an annealing separator | Klaus Gunther | 2002-07-23 |
| 5863356 | Method for producing electric sheets with a glass coating | Fritz Bolling, Brigitte Hammer, Thomas Dölle, Klaus Gehnen | 1999-01-26 |