Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5309133 | Temperature sensor | Siegbert Berger, Volker Brennenstuhl, Hans Mohr, Wilfried Schilling, Juergen Schwackenhofer +1 more | 1994-05-03 |
| 5113170 | Temperature switch | Eugen Wilde | 1992-05-12 |
| 5103077 | Indicator for cooking appliances | Eugen Wilde | 1992-04-07 |
| 5055819 | Temperature switch | Eugen Wilde | 1991-10-08 |
| 5032706 | Electric radiant heater | — | 1991-07-16 |
| 5013893 | Heating device | Ortwin Schau | 1991-05-07 |
| 5004892 | Radiant element | Eugen Wilde, Rolf Seeburger | 1991-04-02 |
| 4931621 | Electric heater | — | 1990-06-05 |
| 4845340 | Electric radiant heating element for heating a plate particularly a glass ceramic plate | Eugen Wilde, Robert Kicherer | 1989-07-04 |
| 4810857 | Radiant heater unit | — | 1989-03-07 |
| 4808798 | Radiant heater for cooking appliances | Felix Schreder | 1989-02-28 |
| 4794233 | Radiant heater | Eugen Wilde | 1988-12-27 |
| 4700051 | Radiant heater for cooking appliances | Felix Schreder, Eugen Wilde | 1987-10-13 |
| 4633238 | Temperature limiter for a glass-ceramic cooking unit | Eugen Wilde, Willi Essig, Edgar Hanss | 1986-12-30 |
| 4511789 | Heating element, particularly radiant heating element for heating glass ceramic plates | Eugen Wilde | 1985-04-16 |
| RE31596 | Electric power controllers | Robert Kicherer | 1984-06-05 |
| RE31595 | Electric power controllers | Karl Fischer, Robert Kicherer | 1984-06-05 |
| RE31597 | Electric power controllers | Karl Fischer, Robert Kicherer | 1984-06-05 |
| 4431908 | Electric heating apparatus | Karl Fischer | 1984-02-14 |
| 4381438 | Electric control apparatus for controlling inductive heating | Friedrich Koch | 1983-04-26 |
| 4311899 | Cooking apparatus | — | 1982-01-19 |
| 4303816 | Cooker apparatus for heating a cooking pot inductively | Friedrich Koch | 1981-12-01 |
| 4205292 | Electric time switch | — | 1980-05-27 |