Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 4777645 | Telephone line test and display circuit | Richard W. Faith, Leonard E. Curtin, Chuck Muir | 1988-10-11 | $3,290,000 |
| 4707848 | Test set communication/interface system | Thomas W. Durston, George D. Fleitz, Steven R. Coffelt, Wayne Wong, Theodore E. Chavannes | 1987-11-17 | $1,423,000 |