Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10958084 | Cascadable multi-charger and method for the operation thereof | Björn Ehler, Achim Volmer, Martin Schulze | 2021-03-23 |
| 10193588 | Head protection device, communication unit, connection unit and system comprising head protection device, communication unit and connection unit | Achim Volmer, Henning Ritter | 2019-01-29 |