Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D734636 | Kitchen utensil | Michael Tinius, Wolfgang Holzapfel | 2015-07-21 |
| 6547554 | Combustion system, a method of adapting the performance of the combustion system and a cooking device utilizing the combustion system | Rudolf Koegl, Manfred Lichtenstern, Simon Pattermann, Franz Koch, Jaroslav Klouda +1 more | 2003-04-15 |