Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5001328 | Cooking unit with radiant heaters | Felix Schreder | 1991-03-19 |
| 4900899 | Cooking unit with radiant heaters | Felix Schreder | 1990-02-13 |
| 4778978 | Cooking unit with radiant heaters | Felix Schreder | 1988-10-18 |
| 4394646 | Temperature indicator for a glass ceramic cooking surface | — | 1983-07-19 |
| 4380116 | Radiant electrical heater, as well as method and apparatus for the manufacture thereof | Eugen Wilde | 1983-04-19 |
| 4371780 | Multi-element cooking unit with control device | Heinz Petri, Hans Mayer | 1983-02-01 |
| 4349726 | Control device for electric heating apparatus | — | 1982-09-14 |
| 4347432 | Glass ceramic cooking appliance | — | 1982-08-31 |
| 4267815 | Thermal cut-out for gas-heated glass ceramic cooking surfaces | — | 1981-05-19 |