Issued Patents 2021
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10994233 | Water filter cartridge with air conduction | — | 2021-05-04 |
| 10940411 | Water filter cartridge with air conduction | — | 2021-03-09 |
| 10899645 | Water conditioner for preventing or reducing mineral precipitation | Birgit Trojan-Heitele, Roland Scholz | 2021-01-26 |