Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4494181 | Circuit arrangement for determining the polarity and magnitude of the load current in a reversible d-c controller or chopper | Werner Pohl, Walter Kolzer | 1985-01-15 |
| 4493015 | Circuit arrangement for determining the load current in a reversible d-c controller or chopper | Wolfgang Spitaler | 1985-01-08 |