Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5886476 | Method and apparatus for producing electrical discharges | Albert Anthony Skinner, Douglas L. Sprunger | 1999-03-23 |
| 5643089 | Non-jarring torque wrench with removable output shaft | — | 1997-07-01 |
| 5188189 | Adjustable universal driver | — | 1993-02-23 |