Issued Patents 2020
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10783780 | Method for handling a control card | Thomas Grotendorst, Enno Kelling, Stefan Lüke, Marc Menzel | 2020-09-22 |
| 10685561 | Method for operating a central server and a method for handling a control card | Thomas Grotendorst, Enno Kelling, Stefan Lüke, Marc Menzel | 2020-06-16 |