Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8607722 | Aerodynamic wind propulsion device having active and passive steering lines and method for controlling of such a device | Bernd Specht, Stefan Wortmann | 2013-12-17 |
| 8215588 | Steering unit for free flying, confined wing element | Stephan Brabeck | 2012-07-10 |
| 8056490 | Watercraft having a kite-like element | — | 2011-11-15 |
| 7971545 | Watercraft having a kite-like element | — | 2011-07-05 |
| 7866271 | Placement system for a flying kite-type wind-attacked element in a wind-powered watercraft | Johannes Böhm | 2011-01-11 |
| 7798083 | Positioning device for a free-flying kite-type wind-attacked element in a wind-powered watercraft | — | 2010-09-21 |
| 7672761 | Watercraft comprising a free-flying kite-type wind-attacked element as a wind-powered drive unit | Stefan Müller | 2010-03-02 |
| 7546813 | Positioning device for a free-flying kite-type wind-attacked element in a wind-powered watercraft | — | 2009-06-16 |
| 7504741 | Wind energy plant with a steerable kite | Stephan Brabeck | 2009-03-17 |
| 7287481 | Launch and retrieval arrangement for an aerodynamic profile element and an aerodynamic profile element | Stephan Brabeck | 2007-10-30 |