Issued Patents 2024
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11992806 | Four-way conversion catalyst having improved filter properties | Florian Waltz, Attilio Siani, Thomas Schmitz, Stephan Siemund, Hao Li | 2024-05-28 |
| 11946405 | Four-way conversion catalyst for the treatment of an exhaust gas stream | Hao Li, Stephen Siemund, Thomas Schmitz, Attilio Siani, Florian Waltz | 2024-04-02 |