Issued Patents 2023
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11795850 | Holder for an electric heating disk in an exhaust gas aftertreatment device | Elmar Grussmann | 2023-10-24 |
| 11633796 | Process for producing a plate heat exchanger and plate heat exchanger | Max Boehnke, Ulrich Huschen, Elmar Grussmann, Jochem Grewe | 2023-04-25 |
| 11566550 | Holder for an electric heating element in an exhaust-gas aftertreatment device | Elmar Grussmann | 2023-01-31 |