Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12291835 | Trench wall cutting device and method for cutting a cut trench in the ground | Stefan Michael Finkenzeller, Christian Herrmann, Peter Platzek | 2025-05-06 |
| 11982145 | Underwater drilling device and method for procuring drill cores of a bed of a body of water | Johannes Wiener, Tobias Greindl, Stefan Michael Finkenzeller | 2024-05-14 |
| 11286637 | Trench cutter and method for producing a cut trench in the soil | Dieter Stetter, Sebastian Bauer, Ulli WIEDENMANN | 2022-03-29 |
| 10822767 | Trench wall apparatus and method for creating a trench in the ground | Ludwig Huber, Olivier Pierre Dominique Haye, Philippe Manuel De Sousa | 2020-11-03 |
| 10023444 | Construction machine and method for upward and downward movement of a lifting element | Ludwig Huber, Johannes Sedlmeier | 2018-07-17 |
| 9909377 | Underwater drilling device and method for procuring and analyzing ground samples of a bed of a body of water | Stefan Michael Finkenzeller, Tim Freudenthal | 2018-03-06 |
| 9297137 | Guide frame for guiding a cutting apparatus | Christian Herrmann, Maximilian Arzberger | 2016-03-29 |
| 8579048 | Drilling device and drilling method | Stefan Michael Finkenzeller | 2013-11-12 |
| 8397833 | Construction apparatus with extendable mast and method for operating such a construction apparatus | Erwin Stoetzer | 2013-03-19 |
| 8046959 | Construction apparatus with pivotable mast | Erwin Stoetzer | 2011-11-01 |
| 7556107 | Construction machine for foundation construction | — | 2009-07-07 |
| 7163069 | Telescopable boring rod mechanism | Sebastian Bauer | 2007-01-16 |
| 6880453 | Displacement device | — | 2005-04-19 |
| 6814167 | Boring device and boring method | — | 2004-11-09 |
| 6540443 | Apparatus for and a method of boring the ground | Masatoshi Kato, Shigeki Ashida, Daisuke Fujiki | 2003-04-01 |
| 6311788 | Magazine and manipulating apparatus for drilling rod parts | — | 2001-11-06 |
| 5931235 | Cutter head, boring jig and device and process for sea bottom boring | — | 1999-08-03 |