Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6797861 | Seed shattering | Peter Ulvskov, Henri Van Onckelen, Els Prinsen, Bernhard Borkhardt, Lilli Sander +3 more | 2004-09-28 |
| 6420628 | Seed shattering | Peter Ulvskov, Henri Van Onckelen, Els Prinsen, Bernhard Borkhardt, Lilli Sander +3 more | 2002-07-16 |