Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8727236 | Electrically heated spray nozzle | Volker Brichzin, Nicolaus Wulff, Martin Eller | 2014-05-20 |
| 8569658 | Composite conductor, in particular for glow plugs for diesel engines | Martin Allgaier, Hans-Peter Kasimirski, Rainer Hain, Bernhard Graf, Oliver Göb +4 more | 2013-10-29 |
| 7980908 | Spark plug and method for production of a spark plug | Werner Niessner, Hans Houben | 2011-07-19 |
| 7244686 | Bearings produced from silicon nitride substances containing sintering additives and SiO2 | Gerhard Wotting, Mathias Herrmann, Grit Michael, Stefan G. Siegel | 2007-07-17 |
| 7160584 | Method for manufacturing ceramic glow plugs | Oliver Goeb, Hans Houben, Henning Von Watzdorf, Martin Allgaier, Johann Weissenbacher | 2007-01-09 |
| 5362691 | Sintered material based on Si.sub.3 N.sub.4 and processes for its production | Gerhard Wotting, Gerhard Leimer | 1994-11-08 |