Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8056957 | Torsion spring system for convertible top | Frank Neubrand, Ryan Mitchell, Wolfgang Richter, Holger Schramm | 2011-11-15 |
| 7654606 | Convertible vehicle comprising a main pillar | Joachim Maaβ | 2010-02-02 |
| 7651151 | Convertible | Marian Daniel Baum | 2010-01-26 |
| 7588284 | Convertible | — | 2009-09-15 |
| 7571951 | Cabriolet vehicle | Nils Kreiling | 2009-08-11 |
| 7517000 | Cabriolet car | Petra Liedmeyer | 2009-04-14 |
| 7445266 | Cabriolet vehicle | Petra Liedmeyer | 2008-11-04 |
| 6902223 | Foldable convertible vehicle tops | Joachim Maass | 2005-06-07 |