Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5654644 | Circuitry to monitor an inductive circuit | Michael Zydek, Olaf Zinke | 1997-08-05 |
| 5631626 | Circuit for triggering warning lamps | Michael Zydek, Mario Engelmann | 1997-05-20 |