Issued Patents All Time
Showing 26–28 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4422022 | Speed control for truck | Walter A. Hill, Peter McKenna | 1983-12-20 |
| 4291263 | Amortisseur winding protection system | Gordon W. Herzog, James C. Murdoch | 1981-09-22 |
| 4238810 | Forced commutation precipitator circuit | Kenneth R. Fox | 1980-12-09 |