Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12320855 | Method for ascertaining a state of charge of an energy storage unit and/or a probable remaining operating time of a measuring device, and measuring device | Armin Weisser, Christian Bär | 2025-06-03 |
| 8501002 | Exchangeable filter insert | Kai Knickmann, Ralf Blum, Wolfgang Cedzich, Andreas Franz, Roland Hartmann +10 more | 2013-08-06 |
| 8303679 | Filter closure system | Karlheinz Muenkel, Ralf Bauder, Raphaelle Brast, Michael Thienel, Carsten Schippers +1 more | 2012-11-06 |