Issued Patents All Time
Showing 1–15 of 15 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11381070 | LCDI power cord circuit | — | 2022-07-05 |
| 9748760 | Device for detecting a fault in an AC supply | — | 2017-08-29 |
| 8964340 | Device for detecting a fault in an AC supply | Patrick Ward | 2015-02-24 |
| 6829123 | Device safety system and method | Brian Guptill, Les E. Campbell | 2004-12-07 |
| 6525914 | Protection system for devices connected to an alternating current electrical power supply | — | 2003-02-25 |
| 6381113 | Leakage current protection device adapted to a wide variety of domestic and international applications | — | 2002-04-30 |
| 6292337 | Electrical system with arc protection | Robert S. Wiggins | 2001-09-18 |
| 5966280 | Modular, distributed equipment leakage circuit interrupter | Frank Cerminara, Jr., Joel A. Rossbach, John A. Wargo | 1999-10-12 |
| 5229730 | Resettable circuit interrupter | Frank S. Brugner, Raymond J. Wood | 1993-07-20 |
| 4931894 | Ground fault current interrupter circuit with arcing protection | — | 1990-06-05 |
| 4731576 | Alternating current watt transducer | — | 1988-03-15 |
| 4598331 | Ground fault current interrupter circuit with open neutral and ground lead protection | — | 1986-07-01 |
| 4567456 | Resettable circuit closing device | — | 1986-01-28 |
| 4309681 | Ground fault receptacle | Charles Draper | 1982-01-05 |
| 4263637 | Ground fault receptacle | Charles Draper | 1981-04-21 |