Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6207935 | Radiant heating element with a metal foil heat conductor | Josef Hecht, Gunther Wildner | 2001-03-27 |
| 6137090 | Heat conductor for a cooking plate | Roman-Hartmut Wauer | 2000-10-24 |