Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8656898 | Method for controlling a glow plug | Martin Sackmann, Bernd Last, Hans Houben, Olaf Toedter | 2014-02-25 |
| 8153936 | Method for the heating up of a ceramic glow plug | Markus Kernwein, Jörg Stöckle, Olaf Toedter, Ganghua Ruan | 2012-04-10 |