Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8485177 | Drive mechanism for a down draft vent system | Egon Feisthammel, Petra Holzer | 2013-07-16 |
| 7886735 | Drive mechanism for a down draft vent system | Egon Feisthammel, Petra Holzer | 2011-02-15 |
| 7726297 | Electromechanical momentary-contact switch having timed supplementary functions | Egon Feisthammel | 2010-06-01 |
| 7422613 | Filter configuration for a vapor extraction hood | Martin Böckle, Achim Dittes, Egon Feisthammel, Ralf Grobleben, Martin Kornberger +2 more | 2008-09-09 |
| 7316720 | Securing device for a filter element | Fabiana Cuppari, Egon Feisthammel, Sven Wlodarczyk | 2008-01-08 |
| 6833022 | Method and device for filtering contaminated air | Egon Feisthammel | 2004-12-21 |