Issued Patents All Time
Showing 1–24 of 24 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11828398 | Device for inserting a pipe into an elongated cavity | Martin Köper, Lucas Jostes, Stefan Hermes | 2023-11-28 |
| 11034014 | Long-shaft tool, system comprising a long-shaft tool with a first manipulator and a second manipulator as well as use for such a tool and such a system | Tobias Klein, Andreas Joachim Hanses, Martin Köper | 2021-06-15 |
| 10662726 | Mixing system and method for producing a drilling fluid for ground drilling and use in producing a drilling fluid for ground drilling | Martin Köper | 2020-05-26 |
| 10443311 | Top surface drilling device and methods for drilling a core in a top surface | Andreas Joachim Hanses, Sebastian Fischer, Martin Köper | 2019-10-15 |
| 9951561 | Rod section and rod section system | Martin Köper, Thomas Schauerte, Stefan Maschke | 2018-04-24 |
| 9643569 | Locking mechanism | Thomas Kielwein | 2017-05-09 |
| 9523240 | Method for producing a horizontal bore in the ground and horizontal drilling device | Sebastian Fischer, Andreas Joachim Hanses | 2016-12-20 |
| 9347267 | Horizontal drilling device | Sebastian Fischer, Andreas Joachim Hanses | 2016-05-24 |
| 9291008 | Dual pipe rod assembly section, horizontal drilling device and probe housing | Sebastian Fischer | 2016-03-22 |
| 9243453 | Method for operating a horizontal drilling device and horizontal drilling device | Sebastian Fischer, Andreas Joachim Hanses | 2016-01-26 |
| 9194185 | Guiding device for a drilling device | Frank GÖCKE, Joachim Schmidt, Sebastian Fischer | 2015-11-24 |
| 9103166 | Rod assembly and device for trenchless rehabilitation of pipelines | Sebastian Fischer | 2015-08-11 |
| 9080394 | Threaded connection | Dieter Wurm, Rouwen Homringhaus, Sebastian Fischer | 2015-07-14 |
| 8882393 | Tool for longitudinally subdividing sewer pipes | Martin Köper, Michael Heimes, Sebastian Schwarzer | 2014-11-11 |
| 8863859 | Method for determining the wear of a force-loaded linkage of an earth-working device | Sebastian Fischer | 2014-10-21 |
| 8857475 | Method and system for rehabilitating an old pipe | — | 2014-10-14 |
| 8413311 | Device for connecting a string section with a pulling element which extends through the string section, and method for tensioning of string sections to form a string | — | 2013-04-09 |
| 8075224 | Method and device for reconstructing old underground pipes | Martin Köper | 2011-12-13 |
| 7824130 | Apparatus and method for joining a pipe conduit to a drilling device, expanding device or pull-in device | Martin Köper | 2010-11-02 |
| 7726028 | Cutting device for pipelines | Martin Köper, Franz-Josef Puttmann | 2010-06-01 |
| 6969222 | Device for transferring rods | — | 2005-11-29 |
| 6725948 | Method of regulating the feed force of a drilling device | — | 2004-04-27 |
| 6402524 | Data transfer system | Dieter Wurm, Klaus Zerbs | 2002-06-11 |
| 4630516 | Eccentric press | Hermann Gleich | 1986-12-23 |