Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4618126 | Swivelling sliding closure unit | Bernhard Tinnes, Walter Vetterli | 1986-10-21 |
| 4381030 | Dummy bar head for a steel continuous casting installation containing an open-ended mold | — | 1983-04-26 |
| 4298052 | Continuous casting installation containing open-ended mold | Adalbert Rohrig | 1981-11-03 |