Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11612861 | Crossflow filtration unit for continuous diafiltration | Martin Leuthold, Ulrich Grummert | 2023-03-28 |
| 4417983 | Scraper apparatus for settling basins and the like | Rudolf Smigerski, Rosemarie Dorner | 1983-11-29 |