Issued Patents All Time
Showing 1–21 of 21 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12364974 | Particulate filter | Jun Cong Jiang, Yun Fei Qi, Weiyong Tang, Shau-Lin F. Chen | 2025-07-22 |
| 12270325 | Catalyzed particulate filter | Jun Cong Jiang, Yipeng Sun, Aleksei VJUNOV, Pascaline Tran | 2025-04-08 |
| 12264608 | Catalyzed gasoline particulate filter | Yun Fei Qi, Jun Cong Jiang, Weiyong Tang | 2025-04-01 |
| 11992806 | Four-way conversion catalyst having improved filter properties | Florian Waltz, Thomas Schmitz, Stephan Siemund, David SCHLERETH, Hao Li | 2024-05-28 |
| 11946405 | Four-way conversion catalyst for the treatment of an exhaust gas stream | David SCHLERETH, Hao Li, Stephen Siemund, Thomas Schmitz, Florian Waltz | 2024-04-02 |
| 11865497 | Monometallic rhodium-containing four-way conversion catalysts for gasoline engine emissions treatment systems | Janosch Cravillon, Stephan Siemund, Thomas Schmitz, Markus Kinne | 2024-01-09 |
| 11376569 | Four-way conversion catalyst having improved filter properties | Thomas Schmitz, Stephan Siemund, Janosch Cravillon | 2022-07-05 |
| 11260372 | Catalyst system for lean gasoline direct injection engines | Wen-Mei Xue, John K. Hochmuth | 2022-03-01 |
| 11185819 | Monometallic rhodium-containing four-way conversion catalysts for gasoline engine emissions treatment systems | Janosch Cravillon, Stephan Siemund, Thomas Schmitz, Markus Kinne | 2021-11-30 |
| 11181023 | Four way conversion catalysts for gasoline engine emissions treatment systems | Janosch Cravillon, Stephan Siemund, Thomas Schmitz, Oliver Seel, Knut Wassermann | 2021-11-23 |
| 9981258 | Integrated LNT-TWC catalyst | Wen-Mei Xue, John K. Hochmuth, Markus Kinne, Stefan Kielbassa | 2018-05-29 |
| 9744529 | Integrated LNT-TWC catalyst | Wen-Mei Xue, John K. Hochmuth, Markus Kinne, Stefan Kielbassa | 2017-08-29 |
| 9687818 | Preparation of diesel oxidation catalyst via deposition of colloidal nanoparticles | Torsten W. Müller-Stach, Torsten Neubauer, Xinyi Wei | 2017-06-27 |
| 9266092 | Automotive catalyst composites having a two-metal layer | Mirko Arnold, Stefan Kotrel, Stephan Siemund, Thomas Schmitz, Burkhard Rabe +4 more | 2016-02-23 |
| 8858904 | Catalyzed soot filter | Alfred Punke, Gerd Grubert, Yuejin Li, Ruediger Wolff, Stanley Roth +3 more | 2014-10-14 |
| 8815189 | Gasoline engine emissions treatment systems having particulate filters | Mirko Arnold, Stephan Siemund, Knut Wassermann | 2014-08-26 |
| 8617496 | Three way conversion catalyst with alumina-free rhodium layer | Junmei Wei, Mirko Arnold, Stefan Kotrel, Stephan Siemund, Knut Wassermann | 2013-12-31 |
| 8449852 | Diesel oxidation catalysts, systems and methods of treatment | Shiang Sung, Stanley A. Roth, Torsten Wolfgang Mueller-Stach | 2013-05-28 |
| 8252258 | Diesel oxidation catalyst with layer structure for improved hydrocarbon conversion | Torsten W. Müller-Stach, Torsten Neubauer, Alfred Punke, Gerd Grubert, Corinna Freitag | 2012-08-28 |
| 8211392 | Diesel oxidation catalyst composite with layer structure for carbon monoxide and hydrocarbon conversion | Gerd Grubert, Torsten Neubauer, Alfred Punke, Torsten W. Müller-Stach, Stanley A. Roth +5 more | 2012-07-03 |
| 7582586 | Supported catalysts with controlled metal cluster size | Paul T. Fanson, Hirohito Hirata, Michael D. Amiridis, Christopher T. Williams, David Samuel Deutsch +1 more | 2009-09-01 |