Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6715626 | Fuel container | Martin Balzer, Karsten Friedrichs, Olaf Welland, Peter Kluesener | 2004-04-06 |
| 6612458 | Double-wall fuel container | Martin Balzer, Dieter Hess, Michael Pappert, Roger Stehr, Peter Kluesener | 2003-09-02 |