Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6378821 | Electrical equipment cluster mount | Marvin D. McKelvy | 2002-04-30 |
| 5076449 | Load measurement system for boom mounted auxiliary arm | — | 1991-12-31 |
| 4483058 | Impact hammer elbow tool | Lewis A. Shaw | 1984-11-20 |
| 4280013 | Insulator cover | — | 1981-07-21 |
| D259634 | Insulator cover | — | 1981-06-23 |
| 4234753 | Electrical insulator and conductor cover | — | 1980-11-18 |