Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8148866 | Regulated hybrid permanent magnet generator | — | 2012-04-03 |
| 8014179 | Multi output voltage regulation of a synchronous generator in a power system | Weiwei Qi | 2011-09-06 |
| 7663849 | Permanent magnet generator protection scheme | Chai-Nam Ng, George Seffernick | 2010-02-16 |
| 7642683 | Self-regulating permanent magnet device | Theodore Clifton Powers, Michael R. Hernden | 2010-01-05 |
| 7550953 | Coarse voltage regulation of a permanent magnet generator (PMG) | — | 2009-06-23 |
| 7439715 | Dual source power generating system | Gregory I. Rozman, Alan E. King | 2008-10-21 |
| 7408327 | Buck/boost method of voltage regulation for a permanent magnet generator (PMG) | George Seffernick | 2008-08-05 |
| 7298282 | Health monitoring method and system for a permanent magnet device | James R. Gustafson | 2007-11-20 |
| 7263905 | Removable Hall-Effect sensor system for stator windings in a rotating electric machine | George Seffernick, James K. Kersting | 2007-09-04 |
| 7262537 | Electric motor and generator component having a plurality of windings made from a plurality of individually conductive wires | Andrew Worley, Lawrence J. Kintz, Jr., Gary E. Dickes, Bruce Wallen | 2007-08-28 |
| 7224147 | Buck/boost method of voltage regulation for a permanent magnet generator (PMG) | George Seffernick | 2007-05-29 |
| 5977648 | Hydraulically driven low reactance, large air gap permanent magnet generator and voltage regulation system for use therewith | George Seffernick, Barry L. Maltby | 1999-11-02 |
| 5955809 | Permanent magnet generator with auxiliary winding | — | 1999-09-21 |
| 5880571 | Method of and system for controlling a variable speed induction motor | George Seffernick | 1999-03-09 |
| 5325007 | Stator windings for axial gap generators | John Huss | 1994-06-28 |
| 5309081 | Power conversion system with dual permanent magnet generator having prime mover start capability | Alexander Cook | 1994-05-03 |
| 5245238 | Axial gap dual permanent magnet generator | Leo A. Lynch, Alexander Krinickas, Jr., Barry J. Parker, Jayant G. Vaidya, John Huss | 1993-09-14 |
| 5097163 | Electrical power generating system having reduced conducted emissions in output power | Derek N. Walton, Clarence F. Dolan | 1992-03-17 |
| 5079462 | Brushless electrical power generator with reduced harmonics | Clarence F. Dolan, Derek N. Walton | 1992-01-07 |
| 5059884 | Variable reluctance motor providing holding torque | Jayant G. Vaidya | 1991-10-22 |
| 5034639 | Stator drain and electrical apparatus employing the same | John Huss | 1991-07-23 |
| 5023540 | Brushless power generating system having reduced conducted emissions in output power | Derrick N. Walton, Clarence F. Dolan | 1991-06-11 |
| 4847745 | Three phase inverter power supply with balancing transformer | Sampat Shekhawat, Jayant G. Vaidya, John J. Dhyanchand | 1989-07-11 |