Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11370306 | Electrically driven underground vehicle, in particular a mobile loader | Dirk Brandenstein | 2022-06-28 |
| 6737981 | Apparatus for converting measurement signals into digital signals, the signals having been initiated in a piezo sensor by the impacts of a hydraulic percussion device | Wilhelm Hagemeister, Heinz-Jurgen Prokop | 2004-05-18 |
| 6672403 | Method and apparatus for protecting a fluid-operated percussion device against no-load strokes | Torsten Ahr, Stefan Lohmann | 2004-01-06 |
| 6648079 | Protective apparatus for preventing the infiltration of contaminants in a fluid-operated percussion device | Markus Mellwig, Heinz-Jurgen Prokop | 2003-11-18 |
| 6510902 | Method and device for determining the operating time and the operating condition of a hydraulic percussion unit | Heinz-Jurgen Prokop, Marcus Geimer | 2003-01-28 |
| 6334495 | Fluid operated percussion device | Marcus Geimer, Marcus Mellwig, Heinz-Jurgen Prokop | 2002-01-01 |
| 6145625 | Grease lubricator, particularly for construction machine | Heinz-Jurgen Prokop, Ferdinand Zumbach | 2000-11-14 |
| 6116301 | Lubricant storage assembly for a lubricant delivery unit | Karl D. Sachs | 2000-09-12 |
| 5873579 | Protective device for a fluid-operated percussion tool | Heinz-Jurgen Prokop, Karlheinz Fritz, Martin Schareina, Thorsten Ahr | 1999-02-23 |