Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4445085 | Fault location methods and apparatus using current pulse injection | Eric Metcalf, Jack Woollven, Stephen N. Spens | 1984-04-24 |
| 4441074 | Apparatus for signature and/or direct analysis of digital signals used in testing digital electronic circuits | Charles P. Bockett-Pugh | 1984-04-03 |
| 4377782 | Fault location methods and apparatus using current pulse injection | Eric Metcalf, Jack Woollven, Stephen N. Spens | 1983-03-22 |