Dhyanchand; P. John
Patent Applications and Registrations
Patent applications and USPTO patent grants for Dhyanchand; P. John.The latest application filed is for "high voltage inverter utilizing low voltage power switches".
- Dhyanchand; P. John - Rockford IL
| Patent | Date |
|---|---|
| High voltage inverter utilizing low voltage power switches Grant 5,666,278 - Ng , et al. September 9, 1 | 1997-09-09 |
| Stepped waveform PWM inverter Grant 5,657,214 - Nguyen , et al. August 12, 1 | 1997-08-12 |
| DC content control for an inverter Grant 5,600,548 - Nguyen , et al. February 4, 1 | 1997-02-04 |
| Switching converter and summing transformer for use therein Grant 5,355,296 - Kuo , et al. October 11, 1 | 1994-10-11 |
| Electromagnetic transformer Grant 5,317,299 - Dhyanchand , et al. May 31, 1 | 1994-05-31 |
| Feedforward inverter phase control Grant 5,301,098 - Dhyanchand , et al. April 5, 1 | 1994-04-05 |
| Induction machine based hybrid aircraft engine starting/generating power system Grant 5,281,905 - Dhyanchand , et al. January 25, 1 | 1994-01-25 |
| Stepped-waveform inverter utilizing main and auxiliary subinverters Grant 5,239,454 - Dhyanchand August 24, 1 | 1993-08-24 |
| Regulation circuit for a stepped-waveform inverter Grant 5,225,973 - Patel , et al. July 6, 1 | 1993-07-06 |
| Summing transformer core for star-delta inverter having a separate secondary winding for each primary winding Grant 5,182,535 - Dhyanchand January 26, 1 | 1993-01-26 |
| Summing transformer for star-delta inverter having a single secondary winding for each group of primary windings Grant 5,177,460 - Dhyanchand , et al. January 5, 1 | 1993-01-05 |
| Cooling apparatus for windings Grant 5,097,241 - Smith , et al. March 17, 1 | 1992-03-17 |
| Transformer with voltage balancing tertiary winding Grant 5,057,808 - Dhyanchand October 15, 1 | 1991-10-15 |
| Brushless generator having prime mover start capability Grant 5,055,700 - Dhyanchand October 8, 1 | 1991-10-08 |
| Unity power factor AC/DC converter Grant 5,045,991 - Dhyanchand , et al. September 3, 1 | 1991-09-03 |
| Stepped-waveform inverter with four subinverters Grant 5,041,958 - Dhyanchand , et al. August 20, 1 | 1991-08-20 |
| Stepped-waveform inverter with eight subinverters Grant 5,040,105 - Dhyanchand , et al. August 13, 1 | 1991-08-13 |
| Hybrid power system Grant 5,031,086 - Dhyanchand , et al. July 9, 1 | 1991-07-09 |
| Regulator for stepped-waveform inverter Grant 5,027,265 - Dhyanchand , et al. June 25, 1 | 1991-06-25 |
| Power conversion system with bi-directional power converter having prime mover start capability Grant 5,015,941 - Dhyanchand May 14, 1 | 1991-05-14 |
| Power conversion system having prime mover start capability Grant 5,013,929 - Dhyanchand May 7, 1 | 1991-05-07 |
| Power conversion system using a switched reluctance motor/generator Grant 5,012,177 - Dhyanchand , et al. April 30, 1 | 1991-04-30 |
| Power converter utilizing line replaceable units Grant 5,008,797 - Patel , et al. April 16, 1 | 1991-04-16 |
| Power conversion system with stepped waveform DC to AC converter having prime mover start capability Grant 4,968,926 - Dhyanchand November 6, 1 | 1990-11-06 |
| Inverter switch current sensor with shoot-through current limiting Grant 4,969,081 - Shekhawat , et al. November 6, 1 | 1990-11-06 |
| Power conversion system with stepped waveform inverter having prime mover start capability Grant 4,947,100 - Dhyanchand , et al. August 7, 1 | 1990-08-07 |
| Excitation system for a brushless generator having separate AC and DC exciter field windings Grant 4,939,441 - Dhyanchand July 3, 1 | 1990-07-03 |
| Isolation circuit for pulse waveforms Grant 4,937,468 - Shekhawat , et al. June 26, 1 | 1990-06-26 |
| Speed-limited electrically compensated constant speed drive Grant 4,841,202 - Dishner , et al. June 20, 1 | 1989-06-20 |
| Brushless DC motor torque control Grant 4,835,448 - Dishner , et al. May 30, 1 | 1989-05-30 |
| Power converter for an electrically-compensated constant speed drive Grant 4,695,776 - Dishner , et al. September 22, 1 | 1987-09-22 |
| Multiphase DC-DC series-resonant converter Grant 4,695,933 - Nguyen , et al. September 22, 1 | 1987-09-22 |
| Controller for a resonant converter Grant 4,694,383 - Nguyen , et al. September 15, 1 | 1987-09-15 |
| Electrically-compensated constant speed drive Grant 4,692,671 - Dishner , et al. September 8, 1 | 1987-09-08 |
| Bi-directional switch for neutral point clamped PWM inverter Grant 4,670,828 - Shekhawat , et al. June 2, 1 | 1987-06-02 |
| Control for a neutral point clamped PWM inverter Grant 4,635,177 - Shekhawat , et al. January 6, 1 | 1987-01-06 |
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