Issued Patents 2023
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11786873 | Submersible agitator device for circulating drinking water | — | 2023-10-17 |
| 11731090 | Hyperboloid agitator for circulating liquids, and agitating and gassing device | Thomas Hagspiel, Torsten Frey, Walter Steidl | 2023-08-22 |