Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5450833 | Breather for an internal combustion engine fuel tank | Helmut Denz, Guenther Riehl, Andreas Blumenstock, Rainer Frank | 1995-09-19 |
| 5373830 | Breather for an internal combustion engine fuel tank | Helmut Denz, Guenther Riehl, Andreas Blumenstock, Rainer Frank | 1994-12-20 |
| 5361743 | Breather for an internal combustion engine fuel tank | Helmut Denz, Guenther Riehl, Andreas Blumenstock, Rainer Frank | 1994-11-08 |
| 4968858 | Distributor for an ignition system of an internal combustion engine | Artur Mayer, Dieter Raff, Dieter Reinmueller, Richard Gerber, Ulrich Brintzinger +2 more | 1990-11-06 |
| 4728362 | High voltage electrodes for the ignition system of internal combustion engines and method for making the same | Werner Grunwald, Hans-Peter Koch, Gundmar Leuze | 1988-03-01 |
| 4393282 | Electrode for ignition systems | Werner Grunwald, Ernst Zehender, Karl-Hermann Friese, Jurgen Schmatz, Kuno Kirner +1 more | 1983-07-12 |
| 4368453 | Rapid acting gas temperature sensor | Werner Herden, Hans-Martin Hochenberger, Hans-Joachim Seidel, Werner Pfander, Heiko Gruner +3 more | 1983-01-11 |
| 4343180 | Apparatus for furnishing a signal indicative of the load of an internal combustion engine | Werner Herden | 1982-08-10 |