Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9728065 | Metallic conductor disturbance detection device and method | Simon James Jarvis, Paul Mumford | 2017-08-08 |
| 6064558 | Electrical surge protector for center conductor devices | William J. Bjorklund | 2000-05-16 |
| 5973898 | Detector circuit and automatic electrical interrupt apparatus | William J. Bjorklund | 1999-10-26 |
| 5399962 | Apparatus for detecting damped wave disturbances | — | 1995-03-21 |
| 5083042 | Unplugging apparatus | — | 1992-01-21 |