Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9527036 | Catalyst system for treating NOx- and particle-containing diesel exhaust gas | Michael Schiffer, Franz Dornhaus, Anke Schuler, Ruediger Hoyer, Marcus Pfeifer +1 more | 2016-12-27 |
| 8932546 | Catalytically active particulate filter and use thereof | Stéphanie Frantz, Franz Dornhaus, Michael Schiffer | 2015-01-13 |
| 8383544 | Dual-stage method for the reactivation of thermally aged nitrogen oxide storage catalysts | Stephan Eckhoff, Meike Wittrock, Ina Grisstede, Ruediger Hoyer, Wilfried Mueller +5 more | 2013-02-26 |
| 8341938 | Method for determining the instant at which a nitrogen oxide storage catalyst is switched from the storage phase to the regeneration phase and for diagnosing the storage properties of this catalyst | Martin Votsmeier, Juliane Theis, Jurgen Gieshoff, Thomas Kreuzer | 2013-01-01 |
| 8230674 | Method for monitoring the nitrogen oxide storage capacity of a nitrogen oxide storage catalyst used in the form of a primary catalytic converter | Stephan Bremm, Christian Manfred Tomanik, Wilfried Mueller, Thomas Kreuzer | 2012-07-31 |
| 7905087 | Method for regenerating nitrogen oxide storage catalysts | Stephan Bremm, Christian Manfred Tomanik, Wilfried Mueller, Thomas Kreuzer | 2011-03-15 |
| 7832201 | Method for regeneration a nitrogen oxide storage catalyst | Stephan Bremm, Christian Manfred Tomanik, Wilfried Mueller, Thomas Kreuzer | 2010-11-16 |
| 7735312 | Method for determining the instant at which a nitrogen oxide storage catalyst is switched from the storage phase to the regeneration phase and for diagnosing the storage properties of this catalyst | Martin Votsmeier, Juliane Kluge, Jurgen Gieshoff, Thomas Kreuzer | 2010-06-15 |
| 7670577 | Method for operating a nitrogen oxide storage catalyst in a diesel engine | Friedemann Rohr, Lutz Marc Ruwisch, Markus Koegel, Juliane Kluge | 2010-03-02 |
| 7638452 | Method for the reactivation of thermally aged nitrogen oxide storage catalytic converters | Meike Wittrock, Thomas Kreuzer, Christina Maria Casapu, Jan-Dierk Grunwaldt, Marek Maciejewski +1 more | 2009-12-29 |
| 6941748 | Method for desulfurization of an NOx storage accumulator-catalyst arranged in an exhaust system of an internal combustion engine | Ekkehard Pott, Hermann Hahn, Juergen Hoehne | 2005-09-13 |
| 6666721 | Ignition mechanism for a restraining device in a vehicle | Gert Jakob, Werner Nitschke, Thomas Wiesa, Albert-Andreas Hoebel, Stefan Rupprecht +2 more | 2003-12-23 |
| 6021674 | Pressure sensor having at least one connector element arranged flush with a mounting surface and a capillary adhesive layer arranged between a support plate and the mounting surface | Walter Roethlingshoefer, Kurt Weiblen | 2000-02-08 |
| 5919325 | Process for producing a ceramic multilayer substrate | Walter Roethlingshoefer | 1999-07-06 |
| 5776276 | Method for producing a pressure sensor | Andreas Thomae, Juergen Schwaiger, Rolf Becker, Andreas Fischer | 1998-07-07 |
| 5734107 | Acceleration sensor | Herbert Boehm, Franz Schmich, Gerald Hopf, Roland Feucht, Albert-Andreas Hoebel +2 more | 1998-03-31 |
| 5599414 | Method of manufacturing multilayered ceramic structures | Walter Roethlingshoefer | 1997-02-04 |
| 5573808 | Method for producing a multilayer circuit | Werner Gruenwald, Walter Roethlingshoefer, Ralf Haug, Manfred Moser, Annette Seibold | 1996-11-12 |
| 5355280 | Connection arrangement with PC board | Walter Rothlingshofer, Roland Gerstner | 1994-10-11 |
| 5027652 | Support for sensors, and sensor provided therewith | Martin Holland, Richard Muehlheim, Botho Ziegenbein | 1991-07-02 |
| 4967316 | Electric circuit unit | Roland Gerstner, Walter Roethlingshoefer, Dietrich Bergfried, Michael Krapp | 1990-10-30 |
| 4951176 | Holder system for free-standing electronic components, especially hybrid modules | Dietrich Bergfried, Gert Jakob, Hans-Heinrich Maue, Uwe Schaub, Walter Roethlingshoefer +3 more | 1990-08-21 |
| 4531111 | Voltage divider in thin- or thick-film technology | Lothar Schmidt | 1985-07-23 |