Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5400851 | Process of producing monotectic alloys | Alberto Romero | 1995-03-28 |
| 5205856 | Inoculation wire | Karl J. Reifferscheid, Thomas Schulze | 1993-04-27 |
| 5192377 | Process of producing continuously cast monotectic aluminum-silicon alloy strip and wire | Alberto Romero, Ingrid Muller | 1993-03-09 |
| 4541878 | Cast iron with spheroidal graphite and austenitic-bainitic mixed structure | Horst Muhlberger, Wolf Wunder, Ulrich Schafer, Josef Bognar | 1985-09-17 |
| 4436790 | Gold-colored coin material | Manfred Rockel, Gunther Rudolph, Ulrich Heubner, Hugo Zoebe | 1984-03-13 |
| 4401488 | Gold-colored coin material | Manfred Rockel, Gunther Rudolph, Ulrich Heubner, Hugo Zoebe | 1983-08-30 |