Issued Patents 2021
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11108691 | Method for operating a data recording system | Petra Joppich-Dohlus, Stefan Schmitz, Achim Schmidt | 2021-08-31 |
| 10900807 | Method for the secure operation of an electronic consumption data module and consumption data module | Petra Joppich-Dohlus, Stefan Schmitz, Achim Schmidt, Christian Jambor | 2021-01-26 |