Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5726853 | High voltage protection circuit for telephone test set | — | 1998-03-10 |
| 5666715 | Electrically operated impact tool gun | Edward J. Zoiss | 1997-09-16 |
| 5534768 | Regulated power supply having wide input AC/DC voltage range | Richard L. Walsworth | 1996-07-09 |
| 4707848 | Test set communication/interface system | Thomas W. Durston, George D. Fleitz, Steven R. Coffelt, James D. Eckman, Wayne Wong | 1987-11-17 |