Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6392199 | Glow plug and process for its manufacture | Max Endler, Martin Allgaier, Michael Haussner, Heinz-Georg Schmitz, Ulf Wyrwich +2 more | 2002-05-21 |
| 6255626 | Glow plug and process for its manufacture | Max Endler, Martin Allgaier, Michael Haussner, Heinz-Georg Schmitz, Ulf Wyrwich +2 more | 2001-07-03 |