Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12396509 | Safety helmet with an intermediate piece for changing the center of gravity and arrangements with such a safety helmet and two alternative intermediate pieces | Jasser Rahmatyan | 2025-08-26 |
| 11166527 | Detachable belt connector system | Lennart Wenzel, Tim BLÖCKER | 2021-11-09 |
| 7770240 | Safety helmet with a breathing mask | Manfred Gdulla, Michael Rosert, Dirk Feil | 2010-08-10 |
| 7770581 | Breathing mask | Olaf Balke, Manfred Gdulla | 2010-08-10 |
| 7575004 | Gas mask for normal pressure operation and overpressure operation | Rüdiger Weich, Thomas Grassl, Rüdiger Müller, Manfred Gdulla, Olaf Balke | 2009-08-18 |