Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7686335 | Over-roll protection system for a vehicle | — | 2010-03-30 |
| 7651131 | Vehicle with a rollover-protection system | Michael Kohlem | 2010-01-26 |
| 7540535 | Modular unit for a convertible | — | 2009-06-02 |