Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10483842 | Drive system having DC power supply for a submarine | Achim Hollung, Norbert Dannenberg | 2019-11-19 |
| 9550325 | Method and apparatus for the production of a workpiece of exact geometry | Andreas Lohner | 2017-01-24 |
| 7347682 | Method and device for producing a workpiece with exact geometry | Andreas Lohner | 2008-03-25 |
| 5908569 | Apparatus for producing a three-dimensional object by laser sintering | Christian Wilkening | 1999-06-01 |