Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10958074 | Distributed energy storage system and method of distributing energy | Donald S. Berkowitz, David Porter, Terrence Bellei, Stephen E. Williams | 2021-03-23 |
| 5450306 | Closed loop pulse width modulator inverter with volt-seconds feedback control | Luis Jose Garces | 1995-09-12 |
| 5012171 | Control system for high speed switched reluctance motor | — | 1991-04-30 |
| 5012172 | Control system for switched reluctance motor operating as a power generator | — | 1991-04-30 |
| 4933620 | Control system for low speed switched reluctance motor | Stephen R. MacMinn | 1990-06-12 |
| 4609990 | Frequency measurement system | Loren H. Walker | 1986-09-02 |
| 4607206 | Flux control for induction motor drive using load commutated inverter circuit | Loren H. Walker, Herbert W. Weiss | 1986-08-19 |
| 4600874 | Excitation current control for induction motor drive using load commutated inverter circuit | Leland C. Tupper, Loren H. Walker, Herbert W. Weiss | 1986-07-15 |
| 4443673 | Variable aspect arc chute | — | 1984-04-17 |