Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8020896 | Hose connector and portable handheld work apparatus | — | 2011-09-20 |
| 6446421 | Manually guided implement, having vibration-dampened handle | Jochen Kramer, Heinz Hettmann, Andreas Schneider | 2002-09-10 |
| 5543772 | High voltage connection to ignition coils | Claus Ruppmann, Alexander Bareiss | 1996-08-06 |