Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4506260 | Ground assurance circuit | Daniel C. Hughey, William L. Smart | 1985-03-19 |
| 4485427 | Fold-back power supply | Daniel C. Hughey | 1984-11-27 |
| 4481557 | Electrostatic coating system | — | 1984-11-06 |