Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9721690 | Melting device for consolidating contaminated scrap | Henrik FRANZ, Karl-Heinz Grosse, Markus Holz | 2017-08-01 |
| 8662142 | Method and device for remelting metal in an electric furnace | Ulrich Biebricher, Gerhard Bruckmann | 2014-03-04 |
| 5826322 | Process and apparatus for the production of particles from castings which have solidified in an oriented manner | Franz Hugo, Hans-Johann Kemmer, Bernd Sitzmann | 1998-10-27 |
| 5281781 | Apparatus for switching a high-current power source | Karl Herchenrother, Heiko W. Spengemann | 1994-01-25 |