| Patents for H02K 55 - Dynamo-electric machines having windings operating at cryogenic temperatures (1,630) |
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| 08/19/1993 | WO1993016519A1 Trapped-field, superconducting, induction-synchronous motor/generator having improved startup torque |
| 07/08/1993 | WO1993013589A1 Method of demagnetization prevention and control for electric motor |
| 06/24/1993 | WO1993012572A1 System for the kinetic storage of electric energy using linear electric machines and lift by magnectic or eletrodynamic levitation |
| 05/18/1993 | US5212416 Primary coil assembly for a superconducting linear induction motor |
| 04/22/1993 | DE4234146A1 Generator of Lorentz forces and consequent linear movements - employs hollow superconductor for screening current return line from magnetic field in which disc rotates |
| 01/05/1993 | US5177054 Flux trapped superconductor motor and method therefor |
| 10/14/1992 | EP0508936A1 Flux-trapped superconductive motor and method therefor |
| 10/07/1992 | EP0507726A1 Superconducting brushless homopolar motor with multiple winding rotor |
| 10/04/1992 | CA2064982A1 Apparatus and method for aligning stacked laminations of a dynamoelectric machine |
| 09/01/1992 | US5144179 Superconducting brushless homopolar motor with multiple winding rotor |
| 08/26/1992 | EP0211035B1 Energy density homopolar generator |
| 08/11/1992 | US5138207 Flux trapped superconductor sychronous motor with creep compensation |
| 07/22/1992 | EP0495681A2 Superconducting rotating machine |
| 06/16/1992 | US5122506 Contactless mass moving system |
| 06/04/1992 | DE4203419A1 Liquid hydrogen@ high temp. superconductor vehicle drive unit - contg. rotating combustion engine and electromotor |
| 04/15/1992 | CN1060373A 超导体发动机 Superconductor engine |
| 04/09/1992 | DE4133001A1 Superconductive current generator with cold rotor - has refrigeration device for cooling medium fed through rotor winding incorporated in rotor |
| 03/24/1992 | US5099162 Coil of superconducting material for electric appliance and motor utilizing said coil |
| 03/19/1992 | WO1992004762A1 Electromagnetic propulsive equipment |
| 03/18/1992 | EP0475881A2 Superconducting motor with multiple winding rotor |
| 03/12/1992 | DE4128362A1 High temp. superconductor-based hydrogen magnetic - carnot cycle to cool hydrogen@ vapour in hollow cylinder arrangement contg. different magnetic materials |
| 03/11/1992 | EP0474192A2 Brake device including magnet and superconductor |
| 01/22/1992 | CN1058120A Diamagnetic superconducting-coupled rotatary dynamo |
| 12/10/1991 | US5071831 Coupling two disks; controlling rotation with magnetic field; useful in ultra-high speed rotational devices |
| 11/21/1991 | DE4036699A1 Superconducting motor with electromagnets in four quadrant chambers - mfd. of plastic and filled with cryogenic liq. for cooling of ceramic-dust-filled windings |
| 11/19/1991 | US5066638 Superconducting motor with multiple winding rotor |
| 09/10/1991 | US5047680 Rotating electrical machine |
| 07/16/1991 | US5032748 Superconducting DC machine |
| 07/16/1991 | CA1286358C High energy pulse forming generator |
| 07/09/1991 | US5030863 Cooling system for superconducting rotating machine |
| 06/26/1991 | EP0433370A1 Torque coupling device |
| 06/25/1991 | US5026681 Diamagnetic colloid pumps |
| 06/11/1991 | US5023497 Transmitting intermittent thrust |
| 05/14/1991 | US5015622 Multidirectional/rotational superconductor motor |
| 05/02/1991 | EP0425314A1 Apparatus for carrying a load vertically |
| 05/02/1991 | DE4029443A1 MHD-turbojet equipment for ships - with liq. hydrogen-colled high temp. superconductor elements |
| 04/30/1991 | US5011821 Shunts with superconductive coverings shift magnetic field back and forth across package of conductors |
| 04/24/1991 | CN1050956A 迈斯纳效应发电机 Meissner effect generator |
| 03/21/1991 | WO1991003860A1 Dynamoelectric machine with superconducting magnet rotor |
| 03/05/1991 | USH900 Magnetic repulsion supported ring |
| 02/21/1991 | DE3927454A1 Electromagnetically efficient machine with transverse flux path - has high density airgap flux, low magnetic leakage, fast commutation properties and superconducting potential |
| 02/21/1991 | DE3927453A1 Permanent magnet machine with high efficiency transverse flux path - has high density airgap flux, low leakage and convenient construction for cooling of superconducting materials |
| 01/29/1991 | US4987674 Method of making a dynamoelectric machine with superconducting magnet rotor |
| 11/22/1990 | EP0397682A1 A rotating electrical machine. |
| 11/20/1990 | CA1276672C Energy density homopolar generator |
| 10/24/1990 | EP0394073A1 Method and apparatus for generating electricity |
| 10/04/1990 | DE4008912A1 Superconducting electric machine - has one superconducting magnet which is held stationary in housing surrounding shaft |
| 10/04/1990 | DE3910264A1 Rotor of an electrical machine having a superconductive excitation winding |
| 10/02/1990 | US4960760 Contactless mass transfer system |
| 09/27/1990 | CA2011732A1 Axial gap superconducting electrical machine |
| 08/02/1990 | DE3914426A1 Automotive power unit combining solar cells and superconductors - uses liq. hydrogen to cool superconductor and provide power by combustion |
| 06/19/1990 | US4935708 High energy pulse forming generator |
| 05/23/1990 | DE3838949A1 Device for vacuum sealing of an electrical machine having a cooled rotor winding and stator winding |
| 04/03/1990 | US4914328 Electrical machine with a superconducting rotor having an improved warm damper shield and method of making same |
| 03/27/1990 | USRE33186 Electric rotary machine having superconducting rotor |
| 03/22/1990 | WO1990003062A1 Torque coupling device |
| 03/13/1990 | US4908347 Dynamoelectric machine with diamagnetic flux shield |
| 02/01/1990 | DE3823938A1 Insulation around a stabilised superconductor and method of production thereof |
| 01/10/1990 | EP0349801A2 Dynamoelectric machine with diamagnetic flux shield |
| 12/05/1989 | US4885494 Motor and motor device |
| 11/21/1989 | US4882509 Motor incorporating a superconducting shield |
| 11/07/1989 | US4879622 Circuit for monitoring a superconducting magnet winding |
| 10/24/1989 | US4876469 Rotor of a cryogenic dynamoelectric machine |
| 09/21/1989 | DE3907518A1 Laeufer einer elektrischen maschine mit supraleitender wicklung Runners of an electric machine with a superconducting winding |
| 09/05/1989 | US4864171 Rotor of an electric machine |
| 08/29/1989 | US4862023 Synchronous machine with superconducting windings |
| 08/29/1989 | US4862022 Rotor of electric machine with superconducting field winding |
| 08/15/1989 | US4857785 Torque coupling device |
| 06/15/1989 | WO1989005540A1 A rotating electrical machine |
| 04/12/1989 | EP0311331A2 Superconducting ceramic circuit elements |
| 04/11/1989 | US4820945 Dynamoelectric machine rotor with superconducting winding |
| 03/28/1989 | US4816709 Energy density homopolar generator |
| 03/28/1989 | US4816708 Synchronous machine having superconductive stator and rotor windings |
| 03/08/1989 | CN1031620A New superconductive compound of potassium-nickel fluoride type structure with high transforming and its preparation |
| 02/28/1989 | US4808864 Superconducting electric rotating machine and its thermal insulation |
| 01/18/1989 | EP0299116A1 Moving coil activator |
| 01/18/1989 | CN1030379A Plastics injection-molding machine |
| 12/29/1988 | DE3818599A1 Plastics injection moulding machine |
| 12/01/1988 | WO1988008219A3 High energy pulse forming generator |
| 10/20/1988 | WO1988008219A2 High energy pulse forming generator |
| 10/18/1988 | US4779017 Superconducting rotor cooling system |
| 09/27/1988 | US4774429 Rotor for a superconducting rotating electric machine |
| 05/17/1988 | US4745313 Stator having three-phase superconducting windings |
| 04/26/1988 | US4740724 Superconducting generator rotor |
| 04/19/1988 | US4739202 Superconducting electric rotary machine having grooved insulation for carrying coolant |
| 04/19/1988 | US4739200 Liquid hydrogen coolant flow channels around coils of aluminum filaments in an aluminum alloy matrix; aerospace turbines |
| 03/30/1988 | EP0261635A1 Superconducting rotary electric machine and its thermal insulation |
| 03/01/1988 | US4727724 Crysosorption pump for the rotor of an electric machine having a superconducting exciter winding |
| 01/13/1988 | EP0252582A1 Rotary electrical machine |
| 01/05/1988 | US4717437 Using polycarbonate in interface between winding surface and supports; superconductor of niobium-tin impregnated with epoxy |
| 12/08/1987 | US4711825 Composite aluminum conductor for pulsed power applications at cryogenic temperatures |
| 09/30/1987 | EP0238908A1 Cryosorption pump for thermal vacuum insulation of the rotor of an electric machine provided with a supra-conducting field coil |
| 09/10/1987 | DE3613039A1 Rotor of an electrical generator, especially a turbogenerator rotor having a superconductive exciter winding, and a method for its production |
| 09/01/1987 | US4691133 Iron-free rotary disk electrical machine |
| 08/12/1987 | EP0231747A1 Stator with superconductive three-phase windings |
| 07/15/1987 | CN86208437U Superconductive ac generator with sector rotor |
| 05/27/1987 | EP0223107A1 Synchronous machine with both stator and rotor superconductor windings |
| 05/13/1987 | EP0221404A1 Synchronous machine with superconducting windings |
| 04/14/1987 | US4658170 Rotor for a superconducting rotating electric machine |
| 03/10/1987 | US4649303 Rotor for a superconducting rotating electric machine |