Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10008832 | Spark plug electrode, method for its production, and spark plug | Dennis Quest, Dominic Lang, Guido Hannich, Stefan Nufer | 2018-06-26 |
| 9608412 | Spark plug having long service life | Andreas Benz, Mario Fleischhauer, Jochen Fischer | 2017-03-28 |
| 9391429 | Spark plug | Dietrich Trachte | 2016-07-12 |
| 9059571 | Spark plug having a side-mounted ground electrode | Andreas Benz | 2015-06-16 |
| 8558440 | Method for applying a pin on an electrode base body | Andreas Benz | 2013-10-15 |
| 8317560 | Method for producing a spark plug electrode | Jochen Fischer | 2012-11-27 |
| 8167673 | Method for manufacturing a spark plug having a laterally oriented ground electrode | Jochen Fischer | 2012-05-01 |
| 7977856 | Spark plug incorporating a folded packing situated on an outer circumference of a housing for position-oriented installation | Christoph Naumann, Mario Fleischhauer, Jochen Fischer | 2011-07-12 |
| 6630771 | Spark plug electrode including a profiled noble-metal part | Heinz Ulm, Rainer Kocik, Stephan Weigel, Jochen Fischer, Peter Metzler | 2003-10-07 |