Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5097938 | Apparatus for transferring test strips to an examining apparatus | Jurgen Schildhorn, Stephan Sattler | 1992-03-24 |
| 4619306 | Quality control in multiple continuous casting plants | Helmuth Orsech, Hans Schrewe | 1986-10-28 |
| 4539042 | Preventing an increase of the nitrogen content in molten steel | Arnold Pfeiffer, Heinrich-Wilhelm Rommerswinkel, Rolf Vest | 1985-09-03 |
| 4531567 | Injection and feeder pipe for apparatus for continuous casting of steel | Hans Schrewe, Fritz-Peter Pleschiutschnigg, Gerd Diederich | 1985-07-30 |
| 4458155 | Device for inspecting a casting | Hans Schrewe, Fritz-Peter Pleschiutschnigg, Lothar Parschat | 1984-07-03 |
| 4403230 | Inspection of castings | Hans Schrewe, Lothar Parschat, Fritz-Peter Pleschiutschnigg | 1983-09-06 |