Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D944387 | Ventilating fan | Arnold Kuner, Volker Mauch, Marcel Paffendorf, Stefan Mayer, Tobias Brucker +2 more | 2022-02-22 |
| 8668435 | Ventilator | Marcel Paffendorf, Wolfgang Laufer, Jürgen Herr, Stefan Mayer | 2014-03-11 |
| D556702 | Cooling unit | Wolfgang Laufer, Walter Georg Angelis, Siegfried Seidler, Christian Thren, Armin Fleig +1 more | 2007-12-04 |
| 6942471 | Electric fan with strain relief connection | — | 2005-09-13 |