Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11707103 | Safety helmet with telescopically adjustable head size | Jan MUSOW, Steffen Pracht, Jasser Rahmatyan | 2023-07-25 |
| 10525291 | Connection module, maintenance device and method for maintaining a closed-circuit breathing apparatus | Hermann HOPERMANN, Jürgen Unger, Marcus Romba | 2020-01-07 |