Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6955698 | Intake arrangement for combustion air | Heinz Hettmann | 2005-10-18 |
| 6739306 | Intake arrangement for combustion air | Jurgen Erath, Joachim Hoffman, Ulf Nägele, Hans Bernhard Sponner | 2004-05-25 |
| 6681726 | Intake system for the combustion air of an internal combustion engine in a portable handheld work apparatus | Jorg Schlossarczyk, Uwe Janoske | 2004-01-27 |
| 6415750 | Two-stroke engine | Heiko Rosskamp, Axel Klimmek, Lars Bergmann | 2002-07-09 |
| 6401673 | Two-stroke engine having a bypass branching from an air filter housing | Lars Bergmann, Heiko Rosskamp, Reinhard Gerhardy | 2002-06-11 |
| 6314649 | Work apparatus | — | 2001-11-13 |
| 6220417 | Clutch cup | — | 2001-04-24 |
| 6164410 | Exhaust gas muffler | Jochen Kramer, Peter Bauer | 2000-12-26 |
| 5676115 | Work apparatus having an internal combustion engine | Norbert Veser | 1997-10-14 |
| 5623999 | Hand-operated tool | Jochen Kramer | 1997-04-29 |
| 5582146 | Suction air filter | Karl-Heinz Klopfer | 1996-12-10 |
| 5363815 | Cooling air blower with combustion air channel | Peter Pretzsch, Michael Kein | 1994-11-15 |
| 5269265 | Cooling-air blower having a combustion-air channel which taps a component air flow from a cooling-air channel | Peter Pretzsch, Michael Kein | 1993-12-14 |