Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9057307 | Exhaust gas aftertreatment installation and method | Brigitte Bandl-Konrad, Andreas Hertzberg, Bernd Krutzsch, Arno Nolte, Markus Paule +4 more | 2015-06-16 |
| 8713913 | Method for operating a particle filter | Ronny Meissner | 2014-05-06 |
| 8297046 | Exhaust gas aftertreatment installation and method | Brigitte Bandl-Konrad, Andreas Hertzberg, Bernd Krutzsch, Arno Nolte, Markus Paule +4 more | 2012-10-30 |
| 7814747 | Exhaust gas aftertreatment installation and method | Brigitte Bandl-Konrad, Andreas Hertzberg, Bernd Krutzsch, Arno Nolte, Markus Paule +4 more | 2010-10-19 |
| 7210288 | Exhaust gas aftertreatment installation and method | Brigitte Bandl-Konrad, Andreas Hertzberg, Bernd Krutzsch, Arno Nolte, Markus Paule +4 more | 2007-05-01 |
| 6872365 | Exhaust gas cleaning system having internal ammonia production for reducing nitrogen oxides | Walter Boegner, Martin Hartweg, Brigitte Konrad, Bernd Krutzsch, Michel Weibel | 2005-03-29 |
| 6823667 | Method and device for treating diesel exhaust gas | Tillmann Braun, Oliver Ebelsheiser, Bernd Krutzsch, Klaus-Juergen Marquardt, Michel Weibel | 2004-11-30 |
| 6732705 | Method for operating an internal combustion engine | Oliver Ebelsheiser, Alois Raab, Martin Schnabel, Martin-Claudio Schuler | 2004-05-11 |
| 6637189 | Method for the periodically desulfating a nitrogen oxide or sulfur oxide accumulator of an exhaust gas cleaning system | Walter Boegner, Guenter Karl, Bernd Krutzsch, Stefan Renfftlen, Christof Schoen +1 more | 2003-10-28 |
| 6338244 | Exhaust gas purification process and apparatus with internal generation of ammonia for reducing nitrogen oxide | Josef Guenther, Brititte Konrad, Bernd Krutzsch, Arno Nolte, Dirk Voigtlaender +2 more | 2002-01-15 |
| 6318073 | Process and system for purifying exhaust gases of an internal-combustion engine | Walter Boegner, Guenter Karl, Bernd Krutzsch, Christof Schoen, Dirk Voigtlaender | 2001-11-20 |
| 6170259 | Emission control system for an internal-combustion engine | Walter Boegner, Karl-Ernest Haak, Bernd Krutzsch, Dirk Voigtlaender, Friedrich Wirbeleit | 2001-01-09 |
| 6161377 | Internal-combustion engine system having a nitrogen oxide storage catalyst and an operating process therefor | Walter Boegner, Guenter Karl, Bernd Krutzsch, Christof Schoen, Dirk Voigtlaender | 2000-12-19 |
| 6141959 | Multi-cylinder air-compressing injection-type internal-combustion engine | Steffen Digeser, Frank Duvinage, Walter Friess, Alexander Funk, Anton Kerckhoff +3 more | 2000-11-07 |
| 6119450 | Process and system for purifying exhaust gases of an internal-combustion engine | Walter Boegner, Guenter Karl, Bernd Krutzsch, Christof Schoen, Dirk Voigtlaender | 2000-09-19 |
| 6082100 | Method for operating a multicylinder internal combustion engine | Walter Boegner, Frank Duvinage, Walter Friess, Karl-Ernst Haak, Bernd Krutzsch +7 more | 2000-07-04 |
| 5910097 | Internal combustion engine exhaust emission control system with adsorbers for nitrogen oxides | Walter Boegner, Karl-Ernst Haak, Bernd Krutzsch, Wim Verrelst, Dirk Voigtlaender +1 more | 1999-06-08 |
| 5586433 | Process and apparatus for selective catalyzed no-reduction in oxygen-containing exhaust gases | Walter Boegner, Michael Kraemer, Bernd Krutzsch, Friedrich Wirbeleit, Werner Weisweiler | 1996-12-24 |
| 5458850 | Method and apparatus for reducing exhaust gases particles | Bernd Krutzsch, Friedrich Wirbeleit, Juergen Steinwandel, Rainer Willneff, Theodor Staneff +3 more | 1995-10-17 |