Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4694681 | Measuring turbine | — | 1987-09-22 |
| 4459861 | Measuring turbine for high volume, high viscosity fluids | — | 1984-07-17 |
| 4451207 | Turbine rotor for a flow meter | — | 1984-05-29 |
| 4367888 | Plug coupler for several hose connections | Siegfried Leverberg, Manfred Hofmann | 1983-01-11 |