Inventor
EL-REFAIE AYMAN MOHAMED FAWZI
US47 patents
⚠️ This page may combine multiple inventors who share the name “EL-REFAIE AYMAN MOHAMED FAWZI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
GEN ELECTRIC
26 patentsUS8004140B2Aug 23, 2011
Dovetail spoke internal permanent magnet machine
GEN ELECTRIC53 citations94
US8018110B2Sep 13, 2011
High speed internal permanent magnet machine and method of manufacturing the same
GEN ELECTRIC42 citations92
US7750521B2Jul 6, 2010
Double-sided starter/generator for aircrafts
GEN ELECTRIC25 citations92
US7622817B2Nov 24, 2009
High-speed high-pole count generators
GEN ELECTRIC23 citations92
US7994668B2Aug 9, 2011
Cooling system for rotating machine
GEN ELECTRIC20 citations91
US9287742B2Mar 15, 2016
Spoke permanent magnet machine with reduced torque ripple and method of manufacturing thereof
GEN ELECTRIC11 citations84
US7791237B2Sep 7, 2010
Fault-tolerant synchronous permanent magnet machine
GEN ELECTRIC15 citations84
US7652404B2Jan 26, 2010
Synchronous reluctance machine
GEN ELECTRIC17 citations84
US7605503B2Oct 20, 2009
Fault-tolerant permanent magnet machine with reconfigurable stator core slot opening and back iron flux paths
GEN ELECTRIC10 citations84
US9093878B2Jul 28, 2015
Sensorless electric machine
GEN ELECTRIC14 citations81
US10749385B2Aug 18, 2020
Dual magnetic phase material rings for AC electric machines
GEN ELECTRIC6 citations73
US10229776B2Mar 12, 2019
Multi-phase magnetic component and method of forming
GEN ELECTRIC5 citations73
US9906108B2Feb 27, 2018
Sensorless electric machine
GEN ELECTRIC4 citations73
US9871418B2Jan 16, 2018
Sensorless electric machine
GEN ELECTRIC4 citations73
US9698660B2Jul 4, 2017
System and method for heating ferrite magnet motors for low temperatures
GEN ELECTRIC4 citations73
US10229777B2Mar 12, 2019
Graded magnetic component and method of forming
GEN ELECTRIC6 citations72
US9520751B2Dec 13, 2016
System and method for smoothing a salient rotor in electrical machines
GEN ELECTRIC5 citations72
US10396615B2Aug 27, 2019
Electric machine stator lamination with dual phase magnetic material
GEN ELECTRIC5 citations70
US10946748B2Mar 16, 2021
High power-density, high back EMF permanent magnet machine and method of making same
GEN ELECTRIC0 citations63
US9966897B2May 8, 2018
System and method for heating ferrite magnet motors for low temperatures
GEN ELECTRIC1 citations52
US9602043B2Mar 21, 2017
Magnet management in electric machines
GEN ELECTRIC1 citations52
US10014751B2Jul 3, 2018
Electrical machine cooling structure
GEN ELECTRIC1 citations51
US9118271B2Aug 25, 2015
System and method for non-sinusoidal current waveform excitation of electrical generators
GEN ELECTRIC1 citations49
US10662953B2May 26, 2020
Fluid extraction system and related method of controlling operating speeds of electric machines thereof
GEN ELECTRIC0 citations48
US10288074B2May 14, 2019
Control sub-system and related method of controlling electric machine in fluid extraction system
GEN ELECTRIC0 citations43
US9673667B2Jun 6, 2017
System and method for preventing stator permanent magnet demagnetization during vacuum pressure impregnation
GEN ELECTRIC0 citations41
EL-REFAIE AYMAN MOHAMED FAWZI
5 patentsUS8229682B2Jul 24, 2012
Apparatus and method for bearing condition monitoring
EL-REFAIE AYMAN MOHAMED FAWZI81 citations97
US9780716B2Oct 3, 2017
High power-density, high back emf permanent magnet machine and method of making same
EL-REFAIE AYMAN MOHAMED FAWZI2 citations72
US9685900B2Jun 20, 2017
Low-inductance, high-efficiency induction machine and method of making same
EL-REFAIE AYMAN MOHAMED FAWZI2 citations72
US8633627B2Jan 21, 2014
Electric machine
EL-REFAIE AYMAN MOHAMED FAWZI2 citations62
US8222787B2Jul 17, 2012
Electric machine
EL-REFAIE AYMAN MOHAMED FAWZI2 citations61
EL-ANTABLY AHMED MOSTAFA
3 patentsUS8222855B2Jul 17, 2012
System and method for non-sinusoidal current waveform excitation of electrical machines
EL-ANTABLY AHMED MOSTAFA3 citations60
US8115434B2Feb 14, 2012
High-speed self-cascaded electric machine
EL-ANTABLY AHMED MOSTAFA3 citations60
US8901896B2Dec 2, 2014
System and method for non-sinusoidal current waveform excitation of electrical generators
EL-ANTABLY AHMED MOSTAFA0 citations50