Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5485343 | Digital circuit interrupter with battery back-up facility | Esteban Santos, Paul H. Singer, Indrajit Purkayastha | 1996-01-16 |
| 4945443 | Electronic circuit interrupter with combined keypad and display | Mark S. DeBiasi, Robert J. Danek, Ira B. Goldman, David J. Lesslie | 1990-07-31 |