Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10537753 | Blower filter system | Björn Ehler, Thomas Pernot, Achim Volmer | 2020-01-21 |
| 10190590 | Battery-operated blower filter system for use in potentially explosive areas | Achim Volmer, Björn Ehler, Andreas Sürig | 2019-01-29 |
| D727511 | Breathing device | Mirco Froesch, Horst Wergen, Lennart Wenzel | 2015-04-21 |
| 8033105 | Internal combustion engine having a secondary air pump | Klaus Uphoff, Kai Bohnstedt | 2011-10-11 |