Issued Patents All Time
Showing 26–29 of 29 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5034642 | Permanent magnet rotor and motor | Scott E. Eckles | 1991-07-23 |
| 4937513 | Tapped auxiliary winding for multi-speed operation of electric motor and method therefor | Alan R. Barker | 1990-06-26 |
| 4737701 | Tapped auxiliary winding for multi-speed operation of electric motor and method therefor | Alan R. Barker | 1988-04-12 |
| 4486699 | Tapped auxiliary winding for multi-speed operation of electric motor and method therefor | Alan R. Barker | 1984-12-04 |