Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5408171 | Combined solid-state and mechanically-switched transformer tap-changer | Murray A. Eitzmann | 1995-04-18 |
| 5198745 | Dynamic braking resistor system | Einar Vaughn Larsen | 1993-03-30 |