Issued Patents All Time
Showing 25 most recent of 30 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12208361 | Catalytic system for the treatment of an exhaust gas of a combustion engine | Gerd Grubert, Alfred Punke, Arne Tobias Niggebaum, Sven Jare Lohmeier, Emre Emmez +2 more | 2025-01-28 |
| 11199117 | Integrated emissions control system | Shiang Sung, Pushkaraj R. Patwardhan | 2021-12-14 |
| 11125133 | Hydrogen-assisted integrated emission control system | Shiang Sung, Pushkaraj R. Patwardhan, Susanne Stiebels, Claudia Zabel | 2021-09-21 |
| 10919025 | N2O removal from automotive exhaust for lean/rich systems | Yuejin Li, Shiang Sung, Stanley Roth, Susanne Stiebels | 2021-02-16 |
| 10493434 | NOx adsorber catalyst, methods and systems | Gerd Grubert, Alfred Punke, Marcus Hilgendorff, Yuejin Li | 2019-12-03 |
| 10464052 | Oxidation catalyst and method for its preparation | Marcus Hilgendorff, Alfred Punke, Gerd Grubert | 2019-11-05 |
| 10369548 | Catalyzed soot filter | Gerd Grubert, Alfred Punke, Marcus Hilgendorff, Chung-Zong Wan, Yuejin Li +1 more | 2019-08-06 |
| 10226754 | Lean NOx trap with enhanced high and low temperature performance | Gerd Grubert, Alfred Punke, Marcus Hilgendorff, Marko Buchholz, Matthew Tyler Caudle | 2019-03-12 |
| 10215073 | Catalyzed soot filter for use in passive selective catalytic reduction | Alfred Punke, Gerd Grubert, Marcus Hilgendorff, Matthew Tyler Caudle, Yuejin Li | 2019-02-26 |
| 10124292 | Emissions treatment system with ammonia-generating and SCR catalysts | Chung-Zong Wan, Xiaolai Zheng, Susanne Stiebels, Claudia Zabel, R. Samuel Boorse | 2018-11-13 |
| 9999877 | Cu-CHA/Fe-BEA mixed zeolite catalyst and process for the treatment of NOx in gas streams | Susanne Stiebels, Claudia Wendt, Svetlana Zimmermann | 2018-06-19 |
| 9687818 | Preparation of diesel oxidation catalyst via deposition of colloidal nanoparticles | Attilio Siani, Torsten W. Müller-Stach, Xinyi Wei | 2017-06-27 |
| 9662636 | Zoned catalyst composites | Gary A. Gramiccioni, Andreas Munding, Kenneth E. Voss, Stanley A. Roth | 2017-05-30 |
| 9662611 | Emissions treatment system with ammonia-generating and SCR catalysts | Chung-Zong Wan, Xiaolai Zheng, Suzanne Stiebels, Claudia Wendt, R. Samuel Boorse | 2017-05-30 |
| 9533295 | Pt-Pd diesel oxidation catalyst with CO/HC light-off and HC storage function | Torsten W. Müller-Stach, Alfred Punke, Gerd Grubert, Marcus Hilgendorff, Helke Doering +4 more | 2017-01-03 |
| 9358503 | Emissions treatment system with ammonia-generating and SCR catalysts | Chung-Zong Wan, Xiaolai Zheng, Susanne Stiebels, Claudia Wendt, R. Samuel Boorse | 2016-06-07 |
| 9352307 | Cu-CHA/Fe-MFI mixed zeolite catalyst and process for the treatment of NOx in gas streams | Susanne Stiebels, Claudia Wendt, Martin Dieterle, Jaya L. Mohanan | 2016-05-31 |
| 9321009 | Emissions treatment system with ammonia-generating and SCR catalysts | Chung-Zong Wan, Xiaolai Zheng, Susanne Stiebels, Claudia Wendt, R. Samuel Boorse | 2016-04-26 |
| 9266092 | Automotive catalyst composites having a two-metal layer | Mirko Arnold, Stefan Kotrel, Attilio Siani, Stephan Siemund, Thomas Schmitz +4 more | 2016-02-23 |
| 9079162 | Fe-BEA/Fe-MFI mixed zeolite catalyst and process for the treatment of NOX in gas streams | Susanne Stiebels, Claudia Wendt, Edith Schneider, Ryuji Ando, Takashi Hihara +2 more | 2015-07-14 |
| 9044734 | Diesel oxidation catalyst with layered structure containing ceria composition as palladium support material for enhanced HC and CO gas conversion | Gerd Grubert, Alfred Punke, Marcus Hilgendorff, Torsten W. Müller-Stach, Olga Gerlach +4 more | 2015-06-02 |
| 9034269 | Diesel oxidation catalyst comprising palladium, gold and ceria | Marcus Hilgendorff, Alfred Punke, Torsten W. Müller-Stach, Gerd Grubert, Jeffrey B. Hoke | 2015-05-19 |
| 8858904 | Catalyzed soot filter | Alfred Punke, Gerd Grubert, Yuejin Li, Ruediger Wolff, Stanley Roth +3 more | 2014-10-14 |
| 8758695 | Treatment system for gasoline engine exhaust gas | Marcus Hilgendorff, Stephan Siemund, Alfred Punke, Gerd Grubert | 2014-06-24 |
| 8734743 | NOx storage catalyst with improved hydrocarbon conversion activity | Torsten W. Müller-Stach, Susanne Stiebels, Edith Schneider | 2014-05-27 |