Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6773238 | Pumping device for discharging large amounts of liquid | — | 2004-08-10 |
| 6173909 | Portable fire extinguishing nozzle arrangement | Dirk Sprakel, Jesper Lindenberg Olesen | 2001-01-16 |
| 5967239 | Fire-extinguishing device with a fire-extinguishing fluid | Dirk Sprakel | 1999-10-19 |