Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10369322 | Respirator | Alexander Busch, Volker Nesch | 2019-08-06 |
| 10173084 | Gas mask | Werner Lange, Christoph Schmidt, Achim Volmer, Martin Weisgerber | 2019-01-08 |
| 8640693 | Gas mask with a drinking device | Lothar Low, Alexander Busch | 2014-02-04 |
| 8631794 | Gas mask | Alexander Busch | 2014-01-21 |
| 8230860 | Filter for a breathing device | Sandra DANKERT, Michael Rosert | 2012-07-31 |
| 7770240 | Safety helmet with a breathing mask | Manfred Gdulla, Michael Rosert, Siegbert Tolk | 2010-08-10 |
| 7533914 | Carrying system for a respirator product | Michael Rosert, Arnd Kausch | 2009-05-19 |