Issued Patents 2021
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11198952 | Filament production device | Christian Dahlberg, Erik Mueller, Werner Wietschorke, Steffen KEY | 2021-12-14 |
| 10967332 | Filter device | — | 2021-04-06 |
| 10961128 | Water processing device | Christian Dahlberg, Steffen KEY | 2021-03-30 |