Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6524400 | Process for the production of grain-oriented electric quality sheet with low remagnetization loss and high polarization | Hans Pircher, Rudolf Kawalla, Andreas Böttcher, Klaus Gunther, Hans Huneus +1 more | 2003-02-25 |
| 6503339 | Method for producing non-grain oriented magnetic sheet steel | Hans Pircher, Rudolf Kawalla, Brigitte Hammer, Klaus Josef Peters, Jürgen Schneider +1 more | 2003-01-07 |
| 6284063 | Hot-rolled steel strip and method of making it | Thomas Heller, Jurgen Esdohr | 2001-09-04 |
| 6284069 | Hot-rolling steel strip | Hans Pircher, Rudolf Kawalla, Waldemar Wolpert | 2001-09-04 |
| 6153019 | Process for producing a grain-orientated electrical steel sheet | Andreas Böttcher, Klaus Gunther | 2000-11-28 |
| 5759294 | Process for the production of grain oriented magnetic steel sheets having improved remagnetization losses | Fritz Bolling, Andreas Böttcher, Christof Holzapfel | 1998-06-02 |
| 5711825 | Process for the production of grain oriented magnetic steel sheets having improved remagnetization losses | Fritz Bolling, Andres Bottcher, Christof Holzapfel | 1998-01-27 |
| 4347115 | Electroplating apparatus | Manfred Folwaczny | 1982-08-31 |