Issued Patents All Time
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10519921 | Ignition device for a two-stroke engine | Georg Maier, Franz Mandl | 2019-12-31 |
| 9140204 | Handheld work apparatus having an air-cooled combustion engine | Ernst Gorenflo, Heinrich Leufen, Michael Harrer, Claus Naegele, Andreas Neubauer | 2015-09-22 |
| 9068545 | Method and device for providing electric energy for an engine control unit | Ernst Gorenflo, Heinrich Leufen, Roland Schierling | 2015-06-30 |
| 8428847 | Ignition module having a bus line | Heinrich Leufen, Franz Mandl, Georg Maier | 2013-04-23 |
| 7974767 | Method for detecting operating parameters of a power tool comprising an internal combustion engine | Georg Maier, Wolfgang Layher, Mohamed Abou-Aly, Heinrich Leufen | 2011-07-05 |
| 7859124 | Internal combustion engine with alternator | Georg Maier, Ina Weimer, Mohamed Abou-Aly, Heinrich Leufen | 2010-12-28 |
| 7552714 | Ignition device for an internal combustion engine and method for its operation | Georg Maier, Wolfgang Layher, Thomas Neumaier, Mohamed Abou-Aly | 2009-06-30 |
| 7363910 | Ignition circuit having a high-energy spark for an internal combustion engine | Heinrich Leufen, Mohamed Abou-Aly, Hans Nickel, Heiko Rosskamp, Jorg Schlossarczyk | 2008-04-29 |
| 7325528 | Method of operating a single cylinder two-stroke engine | Heinrich Leufen, Mohamed Abou-Aly, Hans Nickel, Heiko Rosskamp, Jorg Schlossarczyk +1 more | 2008-02-05 |
| 7047937 | Internal combustion engine | Thomas Frank, Andreas Hägele, Mohamed Abou-Aly | 2006-05-23 |
| 6880525 | Ignition circuit having RPM limitation for an internal combustion engine | Klaus Geyer | 2005-04-19 |
| 5477841 | Magnetic ignition system | Jurgen Trost | 1995-12-26 |
| 4543723 | Safety arrangement for a hand-held, power-driven portable tool | Manfred Bortfeld, Gunter Dietzsch | 1985-10-01 |