Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4663597 | RC coupling filter, especially an input filter, for receivers of centralized ripple control systems | Erich Rainer | 1987-05-05 |
| 4551686 | Coupling filter, especially an input filter, for receivers of centralized ripple control systems | — | 1985-11-05 |