Issued Patents 2024
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 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 |