Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5236586 | Apparatus for the treatment of fluids | Roland Antoni, Georg Mayer, Kurt Spranger, Josef Volm | 1993-08-17 |
| 5072498 | Method of manufacturing a diffusion and/or filtration apparatus | Kurt Spranger | 1991-12-17 |
| 5053130 | Diffusion and/or filtration apparatus | Kurt Spranger | 1991-10-01 |