Issued Patents All Time
Showing 26–42 of 42 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5008797 | Power converter utilizing line replaceable units | Sunil Patel, Robert Ligon | 1991-04-16 |
| 4969081 | Inverter switch current sensor with shoot-through current limiting | Sampat Shekhawat, Chai-Nam Ng | 1990-11-06 |
| 4968926 | Power conversion system with stepped waveform DC to AC converter having prime mover start capability | — | 1990-11-06 |
| 4947055 | Base drive circuit for Darlington-connected transistors | Sampat Shekhawat | 1990-08-07 |
| 4947100 | Power conversion system with stepped waveform inverter having prime mover start capability | Vietson M. Nguyen | 1990-08-07 |
| 4939441 | Excitation system for a brushless generator having separate AC and DC exciter field windings | — | 1990-07-03 |
| 4937468 | Isolation circuit for pulse waveforms | Sampat Shekhawat | 1990-06-26 |
| 4841202 | Speed-limited electrically compensated constant speed drive | Bryan W. Dishner, Vijay K. Maddali | 1989-06-20 |
| 4835448 | Brushless DC motor torque control | Bryan W. Dishner | 1989-05-30 |
| 4725741 | Drive circuit for fast switching of Darlington-connected transistors | Sampat Shekhawat | 1988-02-16 |
| 4695933 | Multiphase DC-DC series-resonant converter | Vietson M. Nguyen, Pierre Thollot | 1987-09-22 |
| 4695776 | Power converter for an electrically-compensated constant speed drive | Bryan W. Dishner, Richard D. Juarros | 1987-09-22 |
| 4694383 | Controller for a resonant converter | Vietson M. Nguyen | 1987-09-15 |
| 4692671 | Electrically-compensated constant speed drive | Bryan W. Dishner, Richard D. Juarros | 1987-09-08 |
| 4670828 | Bi-directional switch for neutral point clamped PWM inverter | Sampat Shekhawat, Pierre Thollot | 1987-06-02 |
| 4651267 | Proportional base drive circuit for transistorized bridge inverter | Vietson M. Nguyen, Pierre Thollot | 1987-03-17 |
| 4635177 | Control for a neutral point clamped PWM inverter | Sampat Shekhawat, Pierre Thollot | 1987-01-06 |