Issued Patents All Time
Showing 1–25 of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10508540 | Plow guide assembly for plow guides | Klaus Duhnke, Susanne Wutzke, Frank Reitenbach | 2019-12-17 |
| 9988904 | Plow bit assembly | Uwe Tillessen, Klaus Duhnke, Susanne Wutzke, Diedrich Bettermann | 2018-06-05 |
| 9163501 | Guide piece for an extraction or coal plough | Norbert Hesse, Klaus Duhnke, Uwe Tillessen | 2015-10-20 |
| 9156621 | Face conveyor for extraction plants and trough element for said face conveyor | Hendrik Padberg, Jens Steinberg, Jorg Wirtz, Detlef Hahn, Joachim Raschka | 2015-10-13 |
| 8752906 | Mining plough for plough systems and plough system for inclined formation | Adam Klabisch, Norbert Hesse, Klaus Duhnke, Diedrich Bettermann | 2014-06-17 |
| 8733536 | Transfer station | Adam Klabisch, Norbert Hesse, Klaus Duhnke, Diedrich Bettermann | 2014-05-27 |
| 8714659 | Bit arrangement for a mining plough, and mining plough for plough systems | Adam Klabisch, Norbert Hesse, Klaus Duhnke, Diedrich Bettermann | 2014-05-06 |
| 8632134 | Carriage for a recovery plough | Adam Klabisch, Norbert Hesse, Klaus Duhnke, Diedrich Bettermann | 2014-01-21 |
| 8616656 | Ploughing device for mining and plough body for said device | Adam Klabisch, Norbert Hesse | 2013-12-31 |
| 8544960 | Chain guide for a driving chain of a mining machine | Adam Klabisch, Norbert Hesse, Klaus Duhnke, Diedrich Bettermann | 2013-10-01 |
| 8459749 | Roof cutter holder adjustment device and securing element therefor | Adam Klabisch, Klaus Duhnke, Norbert Hesse | 2013-06-11 |
| 8276990 | Drive station for an underground plough system and method for repairing recovery ploughs | Adam Klabisch, Klaus Duhnke, Norbert Hesse, Diedrich Bettermann | 2012-10-02 |
| 8128176 | Device for determining the cutting horizon of a mining extraction system, and pan element therefor | Adam Klabisch, Norbert Hesse, Klaus Duhnke, Diedrich Bettermann | 2012-03-06 |
| 8066112 | Connector device for trough pans on mining equipment trough pan and assembly component for the same | Adam Klabisch, Klaus Duhnke, Norbert Hesse, Henrik Padberg | 2011-11-29 |
| 7641286 | Plough guide for a chain-pulled plough | Adam Klabisch, Norbert Hesse, Klaus Duhnke, Andre Göller | 2010-01-05 |
| 7575284 | Mining plow | Diedrich Bettermann, Klaus Duhnke, Norbert Hesse, Adam Klabisch | 2009-08-18 |
| 7503629 | Pick locking device including a clamp element and a retaining pin | Adam Klabisch, Klaus Duhnke, Norbert Hesse, Uwe Tillessen | 2009-03-17 |
| 7399039 | Baseplate plow guide section | Diedrich Bettermann, Klaus Duhnke, Norbert Hesse, Adam Klabisch | 2008-07-15 |
| 7393061 | Coal plow cutter | Norbert Hesse, Adam Klabisch, Uwe Tillessen, Klaus Duhnke | 2008-07-01 |
| 7347501 | Plow baseplate | Diedrich Bettermann, Klaus Duhnke, Norbert Hesse, Adam Klabisch | 2008-03-25 |
| 7314253 | Plough for underground mining | Uwe Tillessen, Norbert Hesse, Klaus Duhnke, Adam Klabisch | 2008-01-01 |
| 7310897 | Bit holder for a ploughing bit and ploughing bit | Uwe Tillessen, Norbert Hesse, Klaus Duhnke, Adam Klabisch | 2007-12-25 |
| 7303352 | Connection device | Diedrich Bettermann, Klaus Duhnke, Norbert Hesse, Adam Klabisch | 2007-12-04 |
| 7188441 | Plow guide for a chain-pulled plow | Gerhard Merten, Adam Klabisch, Klaus Duhnke, Norbert Hesse, Uwe Tillessen +1 more | 2007-03-13 |
| 7104392 | Toggle retainer for toggle connections and toggle pocket for toggle retainer | Adam Klabisch, Klaus Duhnke, Norbert Hesse, Uwe Tillessen | 2006-09-12 |