Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4922189 | Electric power measuring devices | Trevor R. Dunn, David R. S. Lucas, Timothy R. Joyce | 1990-05-01 |
| 4774457 | Electric power measuring devices | Trevor R. Dunn, David R. S. Lucas, Timothy R. Joyce | 1988-09-27 |