Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7659693 | Rechargeable battery | Maic Hensel, Juergen Weiss, Martin Schmidgall, Holger Lepold | 2010-02-09 |
| 7225500 | Sensor apparatus and self-propelled floor cleaning appliance having a sensor apparatus | Gottfried Benzler, Joachim Keppler, Jakob Janzen | 2007-06-05 |
| 7053578 | Floor treatment system | Joachim Keppler, Roger Skoumal, Gottfried Benzler | 2006-05-30 |
| 6168963 | System for adhering parts | Joseph Michael Freund, George John Przybylek, Dennis Mark Romero, William Andrew Gault | 2001-01-02 |