Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5656870 | Current control for superconducting magnetic energy storage system | — | 1997-08-12 |
| 4933621 | Current chopping strategy for switched reluctance machines | Stephen R. MacMinn | 1990-06-12 |
| 4764744 | Overload relay having adjustably gapped current transformers | Robert P. Alley | 1988-08-16 |
| 4449176 | Single phase regeneration with a polyphase rectification power circuit | — | 1984-05-15 |
| 4447868 | Regenerative rectifier circuit | — | 1984-05-08 |
| 4354223 | Step-up/step down chopper | — | 1982-10-12 |
| 4321478 | Auxiliary power supply with kinetic energy storage | Allan B. Plunkett | 1982-03-23 |
| 4255695 | Method and apparatus for control of inverter synchronous machine drive system | Allan B. Plunkett | 1981-03-10 |