Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5324067 | System for generating a signal on a vehicle | Rainer Kallenbach, Andrew W. Kingston, Michael Wanner, Eberhardt Schunck | 1994-06-28 |
| 4870319 | Spark plug with creepage spark gap | Walter Benedikt, Werner Herden, Jurgen Schmatz | 1989-09-26 |
| 4798991 | Surface-gap spark plug for internal combustion engines | Walter Benedikt, Gerhard Heess, Werner Herden, Karl-Hermann Friese, Helmut Reum +1 more | 1989-01-17 |
| 4746834 | Ignition plug for internal combustion engines | Adalbert Bauerle, Ludwig Barthelma, Walter Benedikt, Werner Herden, Walter Holl +3 more | 1988-05-24 |