Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D944615 | Hand-held power tool | Christoph Könnecke, Andreas Lehr, Egbert Frenken, Roman Bobowicz, Torsten Darkow +2 more | 2022-03-01 |
| D897174 | Hand-held power tool and a display on a hand-held power tool | Christoph Könnecke, Andreas Lehr, Egbert Frenken, Roman Bobowicz, Torsten Darkow +2 more | 2020-09-29 |
| D834908 | Hand-held power tool and a display on a hand-held power tool | Christoph Könnecke, Andreas Lehr, Egbert Frenken, Roman Bobowicz, Torsten Darkow +2 more | 2018-12-04 |
| 9015916 | Method for the pressing of a press fitting, and pressing tool for this purpose | Egbert Frenken, Michael Schmitz, Stefan Wascheszio, Ulrich Meyer | 2015-04-28 |
| 8490261 | Method for the pressing of a press fitting, and pressing tool for this purpose | Egbert Frenken, Michael Schmitz, Stefan Wascheszio, Ulrich Meyer | 2013-07-23 |
| 7814827 | Locking bolt for mounting a tool on a hydraulic press | Egbert Frenken | 2010-10-19 |