| Patents for H02K 31 - Acyclic motors or generators, i.e. dc machines having a drum or disc armature with continuous current collectors (397) |
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| 02/24/2015 | US8963510 Acyclic exciter for an alternator |
| 01/28/2015 | EP2828962A2 An improved dc electric motor/generator with enhanced permanent magnet flux densities |
| 01/14/2015 | CN104285366A 具有增强的永久磁通密度的改进dc电动机/发电机 Improved with enhanced magnetic flux density of permanent dc motor / generator |
| 01/14/2015 | CN104285365A 高速涡轮机 High-speed turbine |
| 07/23/2014 | CN203734497U 一种直流无刷电机 A DC brushless motor |
| 07/23/2014 | CN203734496U 一种直流无刷电机 A DC brushless motor |
| 07/09/2014 | CN103918169A 直流电动马达 DC electric motor |
| 05/15/2014 | WO2013114286A3 Commutatorless and brushless dc machine with stationary armature and method of operating the same |
| 05/15/2014 | DE102012016989A1 Unipolar machine for use as universal generator, has multiple discrete segmented pole pieces attached to ferromagnetic wheel toroidal rotor and comprising end faces, where discrete pole pieces are separated by radial reset separation joints |
| 04/03/2014 | WO2012155868A3 Direct-current electric motor |
| 03/27/2014 | US20140084716 Rotating electrical machine with so-called double homopolar structure |
| 03/26/2014 | EP2710718A1 Low speed electromagnetic turbine |
| 03/26/2014 | EP2710717A2 Direct-current electric motor |
| 03/20/2014 | WO2014040145A1 Electromagnetic turbine |
| 02/05/2014 | CN103563226A Low speed electromagnetic turbine |
| 01/07/2014 | US8624460 MP-T II machines |
| 11/12/2013 | US8581559 Systems, methods, and apparatus for a homopolar generator charger with integral rechargeable battery |
| 09/26/2013 | WO2013142629A2 An improved dc electric motor/generator with enhanced permanent magnet flux densities |
| 08/08/2013 | US20130200741 Hybrid homopolar integrated starter-generator |
| 08/07/2013 | CN101836349B MP-T II machines |
| 07/11/2013 | US20130175895 Systems and methods for providing both electric power and mechanical power, using magnetics, in accordance with ece-theory |
| 07/09/2013 | US8482174 Electromagnetic actuator |
| 06/20/2013 | WO2013086558A1 High speed turbine |
| 06/20/2013 | CA2858277A1 High speed turbine |
| 06/06/2013 | DE102012007356A1 Unipolarer Gleichstromgenerator Unipolar dc generator |
| 04/25/2013 | US20130099619 Homopolar motor phase |
| 04/18/2013 | WO2013055402A1 Systems, methods, and apparatus for a homopolar generator charger with integral rechargeable battery |
| 01/01/2013 | US8344571 High-efficiency permanent magnet motor |
| 11/22/2012 | WO2012155175A1 Low speed electromagnetic turbine |
| 11/22/2012 | CA2836183A1 Low speed electromagnetic turbine |
| 11/08/2012 | US20120280589 Multi-winding homopolar electric machine |
| 10/16/2012 | US8288910 Multi-winding homopolar electric machine |
| 08/21/2012 | US8247942 Multi-winding homopolar electric machine |
| 05/01/2012 | US8169118 High-aspect-ratio homopolar magnetic actuator |
| 04/26/2012 | DE102009054022A1 Unipolare Maschine Unipolar machine |
| 04/24/2012 | US8164228 Systems, methods, and apparatus for a homopolar generator charger with integral rechargeable battery |
| 03/01/2012 | DE202011108009U1 Unipolarer Gleichstromgenerator Unipolar dc generator |
| 12/22/2011 | US20110309708 Multi-winding homopolar electric machine |
| 09/07/2011 | CN201966778U 恒定直流电机 Constant DC |
| 09/01/2011 | US20110210636 Mp-t ii machines |
| 07/28/2011 | DE102010001207A1 Electric machine e.g. homopolar machine, for use as starter or starter generator for e.g. petrol engine of motor car, has multipolar rotor made of soft magnetic material and connected with drive shaft of engine over gear box |
| 06/09/2011 | US20110133452 Energy generating assembly and a method for generating energy |
| 05/10/2011 | US7939983 Generator having first and second windings with same-direction electromotive forces |
| 04/28/2011 | DE102006060194B4 Gleichstromgenerator oder -motor DC generator or motor |
| 04/21/2011 | US20110089783 High-efficiency permanent magnet motor |
| 04/13/2011 | EP2104976B1 Electrical machine |
| 02/24/2011 | WO2011021108A1 Direct current (dc) generator with current rods in a spiral coil magnetic field |
| 02/17/2011 | US20110037336 homopolar machine |
| 11/03/2010 | CN1726629B Rotor for line-start reluctance motor |
| 10/26/2010 | US7821168 Axial gap dynamo electric machine with magnetic bearing |
| 10/21/2010 | US20100264771 Internal Impedance Converting Superconducting Acyclic Power Converter |
| 09/15/2010 | CN101836349A MP-T II machines |
| 08/17/2010 | US7777383 MP-A and MP-T machines, multipolar machines for alternating and three-phase currents |
| 08/10/2010 | US7772739 Commutator, direct current motor, and manufacturing method of commutator |
| 04/15/2010 | US20100090556 High-aspect ratio homopolar magnetic actuator |
| 03/31/2010 | EP2168228A2 Mp-t ii machines |
| 02/04/2010 | WO2009112040A3 Brushless real dc machine |
| 01/28/2010 | US20100019604 Methods and apparatus for assembling homopolar inductor alternators including superconducting windings |
| 12/23/2009 | CN101611529A Quantum motor |
| 12/17/2009 | US20090309450 Mp-d machines |
| 12/17/2009 | DE102008028465A1 Electric motor/generator i.e. unipolar motor/generator, for e.g. toy vehicle, has movable part rotating around rotational axis and rolling at stationary part, and rolling contact used for current conduction |
| 12/10/2009 | DE102009013660A1 Homopolare-Maschine Homopolar machine |
| 10/27/2009 | US7608967 Single field rotor motor |
| 10/13/2009 | US7602130 Apparatus for self-generating a driving force to rotate a shaft without external power after initial activation |
| 09/30/2009 | EP2104976A1 Electrical machine |
| 09/23/2009 | EP2102973A1 Quantum motor |
| 09/23/2009 | CN101542875A MP-D machines |
| 08/25/2009 | US7579794 Fan system with hysteresis character and method thereof |
| 07/09/2009 | DE202009005296U1 Unipolare elektrische Maschine Unipolar electric machine |
| 06/18/2009 | WO2009011673A3 Mp-t ii machines |
| 04/02/2009 | WO2008005552A3 Mp-d machines |
| 02/10/2009 | US7489060 Superconducting rotating machines with stationary field coils |
| 01/22/2009 | WO2009011673A2 Mp-t ii machines |
| 01/22/2009 | CA2693482A1 Mp-t ii machines |
| 12/09/2008 | US7463914 Superconducting acyclic homopolar electromechanical power converter |
| 12/02/2008 | US7459823 Resonant unipolar generator |
| 11/27/2008 | WO2008110725A3 Current conducting module and alternator |
| 10/23/2008 | WO2008005552A8 Mp-d machines |
| 09/25/2008 | DE102007013118A1 Slip ringless unipolar motor for universal driving purposes, has rotor disks and ferrofluid penetrated by static magnetic field outside disks, where tangential component of field is produced by solenoid whose windings enclose disk and fluid |
| 07/29/2008 | US7405916 Control apparatus of semiconductor switch |
| 07/17/2008 | WO2008084559A1 Quantum motor |
| 06/26/2008 | WO2008074574A1 Electrical machine |
| 05/01/2008 | US20080100169 Homopolar electrical generator |
| 04/22/2008 | US7362026 Homopolar multi-frames (cylinders) generator-motor |
| 04/17/2008 | WO2008027376A3 Roller brushes for electrical machinery |
| 04/02/2008 | CN101154870A Two-stage rotor magnetic pole iron core excitation type DC motor |
| 04/02/2008 | CN101154869A Two-stage rotor magnetic pole iron core DC motor |
| 03/11/2008 | US7342344 Stator of outer rotor type motor for drum type washing machine |
| 03/06/2008 | WO2008027376A2 Roller brushes for electrical machinery |
| 02/28/2008 | US20080048513 Multipolar-Plus Machines-Multipolar Machines With Reduced Numbers of Brushes |
| 02/19/2008 | US7332844 Alternator with removable brush block and method of changing brushes in an alternator |
| 02/12/2008 | US7330005 Motor driving circuit |
| 01/10/2008 | US20080007132 Methods and apparatus for operating an electric machine |
| 01/10/2008 | CA2658055A1 Mp-d machines |
| 01/01/2008 | US7315103 Superconducting rotating machines with stationary field coils |
| 12/25/2007 | US7312547 Alternator with replaceable resistor, and method of changing the maximum output current of an alternator |
| 12/21/2007 | WO2007144873A2 Electromagnetic device for generating electrical current and methods thereof |
| 12/06/2007 | US20070278887 Single field rotor motor |
| 10/16/2007 | US7282829 Rotor for line-start reluctance motor |
| 08/28/2007 | US7262540 Stator of outer rotor type motor for drum type washing machine |