Issued Patents All Time
Showing 1–25 of 42 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5447131 | Ignition circuit for an internal combustion engine | Hans Nickel, Thomas Schuster | 1995-09-05 |
| 5419686 | Fuel pump for an internal combustion engine | Hans Nickel, Roland Schierling, Roland Adam, Werner Geyer | 1995-05-30 |
| 5365893 | Fuel-injection arrangement for an internal combustion engine | Hans Nickel, Roland Schierling, Roland Adam, Werner Geyer | 1994-11-22 |
| 5353754 | Fuel-injection arrangement for an internal combustion engine | Hans Nickel, Roland Schierling, Roland Adam, Manfred Thaiss, Werner Geyer | 1994-10-11 |
| 5281086 | Pump for viscous fluids | Hans Nickel, Roland Schierling, Werner Geyer | 1994-01-25 |
| 5209196 | Operating-mode position selector arrangement for internal combustion engine | Hans Nickel | 1993-05-11 |
| 5197418 | Fuel injection pump for a two-stroke engine | Hans Nickel, Ralf Tuckermann, Werner Geyer | 1993-03-30 |
| 5153967 | Handle for a pull-rope starter | Helmut Zimmermann | 1992-10-13 |
| 5080379 | Muffler having a sheet-steel seal | Helmut Zimmermann | 1992-01-14 |
| 4999918 | Motor chain saw having a guide bar clamped between the housing and a clamping piece | Harald Schliemann | 1991-03-19 |
| 4981266 | Injection valve | Karl Aichele, Wolfgang Kramer, Ernst Lang, Mathias Linssen, Alois Stemmer | 1991-01-01 |
| 4979477 | Ignition circuit for a two-stroke engine | Hans Nickel | 1990-12-25 |
| 4976246 | Fuel-injection pump arrangement for a two-stroke engine of a handheld portable tool | Roland Schierling, Hans Nickel, Werner Geyer | 1990-12-11 |
| 4936267 | Carburetor for an internal combustion engine | Reinhard Gerhardy | 1990-06-26 |
| 4919091 | Ignition switch arrangement for an internal combustion engine having an electrical ignition system | Harald Schleimann, Jurgen Weber | 1990-04-24 |
| 4907746 | Injection valve | Karl Aichele, Wolfgang Kramer, Ernst Lang, Mathias Linssen, Alois Stemmer | 1990-03-13 |
| 4890690 | Exhaust gas muffler for a two-stroke engine | Hartmut Fischer, Jurgen Grassmuck, Albert Shane Dreher | 1990-01-02 |
| 4867270 | Exhaust gas muffler for a two-stroke engine | Jurgen Grassmuck, Wilfried Muller, Helmut Zimmermann | 1989-09-19 |
| 4819779 | Centrifugal clutch | Hans Nickel, Horst Scholz | 1989-04-11 |
| 4807573 | Fuel injection arrangement for a two-stroke engine | Roland Schierling, Werner Geyer, Hans Nickel | 1989-02-28 |
| 4773362 | Automatic starting arrangement for an internal combustion engine | Hans Nickel, Jurgen Weber | 1988-09-27 |
| 4732327 | Injection valve | Karl Aichele, Wolfgang Kramer, Ernst Lang, Mathias Linssen, Alois Stemmer | 1988-03-22 |
| 4709669 | Ignition arrangement for an internal combustion engine of a handheld portable tool | Jurgen Weber, Hans Nickel | 1987-12-01 |
| 4700668 | Method of injecting fuel for two-stroke engine and apparatus therefor | Roland Schierling, Werner Geyer, Hans Nickel | 1987-10-20 |
| 4696264 | Two-stroke engine | Werner Vondernau, Jurgen Weber, Hans Nickel, Harald Schliemann | 1987-09-29 |