Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5092708 | Barrier, in particular for damming a tidal waterway during storm tides | — | 1992-03-03 |
| 4610607 | Steering assistance pump | Heinz Teubler, Rene Schulz, Erwin Staemmler | 1986-09-09 |
| 4575314 | Deflecting insert for a rotary vane pump | Heinz Teubler, Rene Schulz | 1986-03-11 |