Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7268474 | Alloy, electrode with the alloy, and ignition device with the alloy | — | 2007-09-11 |
| 6971937 | Method of manufacturing a spark plug for an internal combustion engine | Lars Menken, Bernd Reinsch, Dietrich Trachte, Klaus Czerwinski | 2005-12-06 |
| 6888293 | Protective coating for ignition device | Manfred Roessler, Thomas Jaeger, Christoph Brehm | 2005-05-03 |
| 6822377 | Ignition device and method for producing it | Carsten Venn, Thomas Jaeger, Hellmut Schmid | 2004-11-23 |
| 6812432 | Sheathed-element heater plug | Christoph Haluschka, Juergen Arnold, Vera Wein, Rainer Bach, Christoph Kern | 2004-11-02 |