Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8050847 | Method for operating an exhaust gas mass flow sensor | Sven Nigrin, Karsten Grimm, Heinrich Dismon, Andres Tonnesmann | 2011-11-01 |
| 6571623 | Measuring instrument with rectangular flow channel and sensors for measuring the mass of a flowing medium | Johann Blasczyk, Thomas Wienecke, Peter E. Witkowski | 2003-06-03 |
| 6494090 | Air-mass sensor | Christian Witty, Thomas Wienecke, Günter Liedtke, Rainer Krinitz | 2002-12-17 |
| 6079265 | Method for attaching and insulating resistors | Karlheinz Wienand, Stefan Dietmann, Christian Koch, Peter E. Witkowski | 2000-06-27 |
| 5315867 | Apparatus for measuring the fraction of liquid fuel in a fuel tank | Gunter Hartel, Armin Schurfeld, Johann Blasczyk, Harald Kerkmann | 1994-05-31 |
| 5245870 | Apparatus for measuring the fraction of liquid fuel in a fuel tank | Gunter Hartel, Armin Schurfeld, Johann Blasczyk, Harald Kerkmann | 1993-09-21 |
| 5182942 | Process and apparatus for utilization of fuels with alcohol additives for an internal combustion engine | Gunter Hartel, Armin Schurfeld, Dieter Thonnesen, Ulrich Remde | 1993-02-02 |
| 4986123 | Holder for thin electrical resistance sensors of an air flow measuring device | Walter Schauer | 1991-01-22 |