Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8478117 | Heating device and heat exchanger | Elmar Mangold | 2013-07-02 |
| 7664379 | Fan heater | — | 2010-02-16 |
| 7231836 | Device for monitoring an air supply flow or a volumetric air flow | — | 2007-06-19 |
| 7195449 | Fan | — | 2007-03-27 |
| 6699301 | Ventilator | — | 2004-03-02 |
| 5118927 | Precooked food warmer utilizing immersible sword like heat transfer members | — | 1992-06-02 |