Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8182665 | Sensor element for gas sensors and method for operating same | Lutz Dorfmueller, Sabine Roesch, Detlef Heimann, Stefan Rodewald, Henrico Runge +9 more | 2012-05-22 |
| 8122711 | Procedure to acquire a sooty particle concentration in the exhaust gas of an internal combustion engine | Ralf Schmidt, Henrik Schittenhelm | 2012-02-28 |
| 8035404 | Method for influencing soot deposits on sensors | Frank Schnell, Lutz Dorfmueller, Ralf Schmidt, Sabine Roesch, Henrik Schittenhelm | 2011-10-11 |
| 7886578 | Sensor element for particle sensors and method for operating the sensor element | Ralf Schmidt, Markus Siebert, Sabine Roesch, Henrik Schittenhelm | 2011-02-15 |
| 7872466 | Resistive particle sensors having measuring electrodes | Lutz Dorfmueller, Ralf Schmidt, Markus Siebert, Sabine Roesch, Henrik Schittenhelm +1 more | 2011-01-18 |
| 7574895 | Sensor for detecting particles in a gas stream and method for its manufacture | Frank Schnell, Ralf Schmidt, Uwe Glanz, Sabine Rösch, Katharina Schaenzlin +1 more | 2009-08-18 |
| 5067402 | Apparatus for the prevention of printing machine damage | — | 1991-11-26 |
| 4574674 | Shearing machine for cutting up miscellaneous material | — | 1986-03-11 |