Issued Patents 2003
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6582528 | Method of producing non-grain-oriented electrical sheet | Thomas Böhm, Jürgen Schneider, Karl Telger, Rudolf Kawalla, Karl Ernst Friedrich | 2003-06-24 |
| 6524400 | Process for the production of grain-oriented electric quality sheet with low remagnetization loss and high polarization | Hans Pircher, Rudolf Kawalla, Manfred Espenhahn, Andreas Böttcher, Klaus Gunther +1 more | 2003-02-25 |
| 6503339 | Method for producing non-grain oriented magnetic sheet steel | Hans Pircher, Rudolf Kawalla, Manfred Espenhahn, Brigitte Hammer, Klaus Josef Peters +1 more | 2003-01-07 |