Issued Patents All Time
Showing 1–25 of 35 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10432120 | Automatic fault isolation methodology | Jeffrey D. Myroth, Jef William Good, Shane R. Traser | 2019-10-01 |
| 8970183 | Overvoltage limiter in an aircraft electrical power generation system | John F. Defenbaugh | 2015-03-03 |
| 8941955 | Overvoltage prevention in an aircraft electrical power generation system | Carl A. Wagner, John F. Defenbaugh, Richard L. Young | 2015-01-27 |
| 8305049 | Starter voltage reducing synchronous machine | Adrian E. Vandergrift, Deron J. Staas | 2012-11-06 |
| 8213136 | Engine having power bus fault short circuit control with a disconnection switch | Gregory I. Rozman, Kevin Allan Dooley | 2012-07-03 |
| 8120206 | Method of detecting a sustained parallel source condition | Jeffrey D. Myroth | 2012-02-21 |
| 8115441 | On-line measurement of an induction machine's rotor time constant by small signal d-axis current injection | Charles J. Romenesko | 2012-02-14 |
| 8072191 | Shorted rotating diode detection and protection | Adrian E. Vandergrift, Sumita Tandon | 2011-12-06 |
| 8056417 | Torque oscillation monitoring | Albert L. Markunas | 2011-11-15 |
| 8004222 | Negative sequence carrier signal controller | William J. Peterson | 2011-08-23 |
| 7884581 | Active damping for synchronous generator torsional oscillations | Albert L. Markunas | 2011-02-08 |
| 7876542 | Generator for gas turbine engine having DC bus fault short circuit control using a battery | Gregory I. Rozman, Kevin Allan Dooley | 2011-01-25 |
| 7852049 | Dual channel power generation system | Gregory I. Rozman, Matthew L. Wilhide | 2010-12-14 |
| 7808215 | Active damping for synchronous generator torsional oscillations | Albert L. Markunas | 2010-10-05 |
| 7786708 | Starter/generator system with control to address a voltage rise | Gregory I. Rozman, Kevin Allan Dooley | 2010-08-31 |
| 7746038 | System and method for suppressing DC link voltage buildup due to generator armature reaction | John F. Defenbaugh | 2010-06-29 |
| 7638959 | Method of operating a brushless motor wherein open loop and closed loop controllers utilize different commutation methods | Gregory I. Rozman, Matthew L. Wilhide | 2009-12-29 |
| 7619327 | Hybrid electromechanical power transfer system | Gregory I. Rozman, Vietson M. Nguyen | 2009-11-17 |
| 7583046 | Rotor position detection at standstill and low speeds using a low power permanent magnet machine | Albert L. Markunas | 2009-09-01 |
| 7466088 | Signal control for motor position determination | Charles J. Romenesko | 2008-12-16 |
| 7400117 | Generating system with a regulated permanent magnet machine and an active rectifier | Gregory I. Rozman, Kevin Allan Dooley | 2008-07-15 |
| 7375499 | Fault tolerant synchronisation source for excitation control of a three phase power generating system | Michael J. Hanson | 2008-05-20 |
| 7091702 | Digital real and reactive load division control | David J. Mrowiec, William J. Peterson, Eric A. Henderson, Wayne H. Oldenburg | 2006-08-15 |
| 7034497 | Carrier injection sensorless control of aircraft variable frequency wound field synchronous starter/generators | Albert L. Markunas, William J. Peterson, Charles J. Romenesko | 2006-04-25 |
| 6850043 | Excessive voltage protector for a variable frequency generating system | — | 2005-02-01 |