Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5970965 | Inductive coil ignition system for an engine | Ulrich Bentel, Helmut Schmied | 1999-10-26 |
| 5875749 | A.C. ignition system for an engine | Ulrich Bentel, Helmut Schmied | 1999-03-02 |