Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5283854 | Continuous flow heater control system for an apparatus for making infusion beverages | — | 1994-02-01 |
| 4994641 | Beverage brewer with an electric flow-through heater operable in two power steps | — | 1991-02-19 |
| 4976194 | Bread toaster | Heinz Kelterborn | 1990-12-11 |
| 4894813 | Alarm shut-off device, with a wake up signal delivering integrated circuit and a receiving and signal shaping network | Lothar Pacher | 1990-01-16 |
| 4758709 | Electric coffee maker with warming plate having adjustable heat output to prevent overheating | Boris Wonka | 1988-07-19 |
| 4599003 | Multipurpose kitchen machine with working container | Wolfgang Franke, Hartwig Kahlcke, Gunter Oppermann | 1986-07-08 |