Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4628241 | Start-up control method and apparatus for polyphae induction motor | Michael Fitzpatrick, David C. Groom | 1986-12-09 |
| 4581568 | Method and apparatus for automatically setting the demand phase lag input to an induction-motor power factor controller | Michael Fitzpatrick, David C. Groom | 1986-04-08 |