Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7464699 | Control of an electrically heated pre-heating device for cold-starting internal combustion engines | Frank Lantermann, Friedrich Schmid, Karl Vogel | 2008-12-16 |
| 6138645 | Method of heating the intake air | Friedrich Schmid, Wolfram Schmid | 2000-10-31 |
| 5372102 | Process for heating the intake air in internal-combustion engines by means of a flame starting system | Friedrich Schmid, Andreas Koppitz, Friedrich Hase, Roland Klak | 1994-12-13 |
| 5182437 | Flame-type heater plug for an air-compression fuel-injection internal-combustion engine | Friedrich Schmid, Roland Klak | 1993-01-26 |
| 5138987 | Process for heating the intake air internal combustion engines by means of a flame starting system | Friedrich Schmid, Friedrich Hase, Roland Klak | 1992-08-18 |
| 5130517 | Flame-type heater plug with two control coils for an air-compression fuel-injection internal-combustion engine | Friedrich Schmid, Roland Klak | 1992-07-14 |
| 4770150 | Low pressure fuel circulation with fuel preheating for an air-compressing injection internal combustion engine, especially for commercial vehicles | Gerhard Fraenkle | 1988-09-13 |
| 4557233 | Control arrangement for an engine exhaust brake | Bernard Peitz, Dieter Woschee | 1985-12-10 |
| 4522164 | Cold-start assisting device for combustion engines | Gerhard Frankle | 1985-06-11 |