Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4445085 | Fault location methods and apparatus using current pulse injection | Eric Metcalf, Jack Woollven, Brian L. A. Kett | 1984-04-24 |
| 4377782 | Fault location methods and apparatus using current pulse injection | Eric Metcalf, Jack Woollven, Brian L. A. Kett | 1983-03-22 |