Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7900466 | Air-conditioning system for a motor vehicle | Karsten Helms | 2011-03-08 |
| 6868919 | Switching device for multifunctional hand-held machine tool | Erwin Manschitz | 2005-03-22 |
| 6843140 | Safety module for a multifunctional handheld tool | Claus Osselmann, Stefan Groer | 2005-01-18 |
| 6741803 | Circuit and process for regulating the speed of universal electric motors | Claus Osselmann, Lutz Troeder | 2004-05-25 |
| 6697570 | Rotary electrical hand-tool device and startup safety routine | Guido Werdun, Michael Reiner | 2004-02-24 |
| 6644450 | Safety clutch for electrical hand-held tool | Ferdinand Kristen, Hans-Werner Bongers-Ambrosius | 2003-11-11 |
| 6111515 | Method of and apparatus for preventing accidents during working with hand-held tools with a rotatable working tool | Roland Schaer, Martin Mayr | 2000-08-29 |