Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11897010 | Heatable high pressure cleaning appliance | Stefan Kelle, Zheyi Jin, Denis Dammkoehler, Stefan Ehrhardt | 2024-02-13 |
| 10859191 | Coupling arrangement for screw coupling | Christian Langer, Benjamin Weiss | 2020-12-08 |
| 9414732 | Heatable high-pressure cleaning device | Stefan Kelle | 2016-08-16 |
| 9016291 | System for storing and dispensing liquid cleaning additive for a high-pressure cleaning appliance | Stefan Kelle, Michael Boehm | 2015-04-28 |
| 8813689 | Radial fan and a high-pressure cleaning device having a radial fan | Ernst Claussen, Joachim Peetz, Gerd Wegner, Lutz Bauer | 2014-08-26 |
| 8261759 | Cleaning apparatus with fastening device | Stefan Kelle | 2012-09-11 |
| 6880803 | Closure device for the fluid delivery line of a high-pressure cleaning apparatus | Bernd Kassulat | 2005-04-19 |