Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5536978 | Net current control device | John Hutton Cooper, Fred M. Dietrich | 1996-07-16 |
| 5343179 | Miniaturized solenoid operated trip device | Charles W. Pipich, James Marks | 1994-08-30 |