Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11590440 | Production of a porous aluminum filter for a diaphragm pump | Frank Hannemann, Marcus Weder | 2023-02-28 |
| 11215174 | Diaphragm pump having a porous, arched aluminum filter | Frank Hannemann, Marcus Weder | 2022-01-04 |
| 10914299 | Diaphragm pump comprising dust suction from below | Frank Hannemann, Thomas Metz | 2021-02-09 |
| 10781807 | Double membrane for a dust pump | Frank Hannemann, Marcus Weder | 2020-09-22 |
| 10040014 | Annular gas feed element for use in gasification plants with a dry fuel supply | Frank Hannemann, Marcus Weder | 2018-08-07 |