Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10683148 | Tank filling device with vent for a liquid container | Steffen Joos, Benjamin Wichtler, Klaus-Martin Uhl, Jonas Lank | 2020-06-16 |
| 8739894 | Handheld work apparatus | Patrick Schlauch, Heiko Stöcker | 2014-06-03 |
| 7234431 | Starter device for an internal combustion engine | Markus Keller, Stefan Kummermehr, Heiko Pinkawa, Jens Kern, Reinhard Friedrich | 2007-06-26 |
| 6578831 | Carburetor arrangement | Johannes Menzel | 2003-06-17 |
| 6482321 | Weighted suction filter for a fuel hose | Hans-Juergen Bossler, Ralf Tuckermann | 2002-11-19 |
| 5419686 | Fuel pump for an internal combustion engine | Michael Wissmann, Hans Nickel, Roland Schierling, Werner Geyer | 1995-05-30 |
| 5365893 | Fuel-injection arrangement for an internal combustion engine | Michael Wissmann, Hans Nickel, Roland Schierling, Werner Geyer | 1994-11-22 |
| 5353754 | Fuel-injection arrangement for an internal combustion engine | Michael Wissmann, Hans Nickel, Roland Schierling, Manfred Thaiss, Werner Geyer | 1994-10-11 |
| 5337710 | Injection arrangement for a two-stroke engine | — | 1994-08-16 |
| 5239967 | Portable handheld work apparatus having an internal combustion engine and an injection pump | — | 1993-08-31 |
| 4495115 | Downdraft carburetor for internal combustion engines | Dieter Krauth, Hans-Otto Derndinger | 1985-01-22 |