Patents for H01F 27 - Details of transformers or inductances, in general (43,362)
08/2007
08/08/2007CN2932590Y Transformer with a novel structure
08/08/2007CN2932589Y Primary double-winding 500kV current transformer
08/08/2007CN2932588Y Integrated cable plug-in module of transformer
08/08/2007CN2932587Y Level regulating device of medium and small-size transformer of resistance welding
08/08/2007CN2932586Y An excitation-free autotransformer tap switch
08/08/2007CN2932585Y An improved transformer
08/08/2007CN2932584Y Current transformer used for electronic overload relay
08/08/2007CN2932583Y Dry transformer yoke
08/08/2007CN2932582Y Magnetic core of electromagnetic device and the electromagnetic device with the same
08/08/2007CN2932581Y Encapsulated dry transformer with ultralow partial discharge characteristics
08/08/2007CN2932580Y Electronic current transformer with uniform-voltage structure
08/08/2007CN2932579Y Circular iron core split inductor
08/08/2007CN2932578Y 扼流线圈 Choke Coils
08/08/2007CN1331171C Winding arrangement
08/08/2007CN1331170C Multi-layer and user-configurable micro-printed circuit board
08/08/2007CN101015028A Dry-type encapsulated transformer coils
08/08/2007CN101015027A Magnetic core for stationary electromagnetic devices
08/08/2007CN101015026A Compact dry transformer
08/08/2007CN101013627A Method for increasing balancing winding effect of three phase transformer with output
08/08/2007CN101013626A Dry-type reactor
08/08/2007CN101013625A Current-limiting reactor of electric power
08/08/2007CN101013624A Optimal design method for cross section of transformer core
08/08/2007CN101013623A Water-cooled reactor for converting of integrated gate commutated thyristor
08/07/2007US7254046 DC-DC converter
08/07/2007US7253714 Power supply transformer with high efficiency
08/07/2007US7253383 Transformer assembly for microwave oven, method for manufacturing the same, and microwave oven having the same
08/02/2007WO2007086650A1 Outdoor dry transformer having shield made of high functional fiber
08/02/2007WO2007086412A1 Winding component
08/02/2007WO2007065887A3 Electrical winding
08/02/2007US20070176727 Miniature thin-film bandpass filter
08/02/2007US20070176726 Multiphase voltage regulator having coupled inductors with reduced winding resistance
08/02/2007US20070176725 High-current electrical coil construction
08/02/2007US20070176724 Monolithically integrated circuit
08/02/2007US20070176723 Broadband over power lines (BPL) coupling system
08/02/2007DE202007007507U1 Behälter zur Schirmung von Magnetfeldern niedriger Frequenz Container for shielding of magnetic fields of low frequency
08/01/2007EP1814129A1 High-voltage transformer
08/01/2007EP1812938A1 Inductive circuit element and method for assembly of an inductive circuit element
08/01/2007CN2929928Y Transformer structure
08/01/2007CN2929927Y Integrated outdoor dry type full closed three phase current mutual inductor of transformer
08/01/2007CN2929926Y High voltage combined current and voltage mutual inductor
08/01/2007CN2929925Y Ground buried transformer
08/01/2007CN2929924Y Anti-theft metering box of transformer
08/01/2007CN2929923Y Common-mode inductor
08/01/2007CN101010756A Method for manufacturing magnetic core component
08/01/2007CN101010389A Enamelling varnish composition, such as for a magnet wire
08/01/2007CN101009172A Multifunctional protection device of the transformer
08/01/2007CN101009154A A high-density and high current transformer structure
07/2007
07/31/2007US7250841 Saucer-shaped half-loop MEMS inductor with very low resistance
07/31/2007US7250704 High temperature electrical coil
07/26/2007WO2007084963A2 Inductive devices and methods of making the same
07/26/2007US20070171023 Coil and bobbin for coil
07/26/2007US20070171022 Transformer
07/26/2007US20070171021 Transformer winding and production method thereof
07/26/2007US20070171020 Coil, and antenna and transformer using the coil
07/26/2007US20070171019 Power inductor with reduced DC current saturation
07/26/2007US20070171018 Slim filter inductor for electronic ballast
07/26/2007DE10359980B4 Kühleinrichtung für einen Supraleiter Cooling means for a superconductor
07/26/2007CA2637603A1 Inductive devices and methods of making the same
07/25/2007EP1811530A2 Inductor apparatus
07/25/2007EP1810303A2 Heat exchanger for a transformer
07/25/2007CN2927284Y Adjusting transformer for smelting polycrystalline silicon
07/25/2007CN2927283Y Dry loaded adjusting transformer
07/25/2007CN2927282Y Low-interference transformer
07/25/2007CN2927281Y Winding insulating structure of dry transformer
07/25/2007CN2927280Y Thermal-insulating case of high-voltage wiring column on buried transformer casing cover
07/25/2007CN2927279Y Iron-core structure of amorphous alloy transformer
07/25/2007CN2927278Y Oil-tank edge protecting case of transformer
07/25/2007CN2926425Y Lock box of transformer cased door
07/25/2007CN1328736C Multi-phasemagnetic element and production method therefor
07/25/2007CN1328514C Whole sealing oil pump for transformer
07/25/2007CN1328038C Laminated wood for transformer ring
07/25/2007CN101006532A System for cooling components of wind power stations
07/25/2007CN101005228A Electric energy increasing changer
07/25/2007CN101004970A Transformer
07/25/2007CN101004969A Transformer and driving circuit using said transformer
07/25/2007CN101004968A Method for making ballast iron core
07/25/2007CN101004967A Inductance device
07/25/2007CN101004966A Square power inductor and its producing method
07/25/2007CN101004965A Internal embedded type inductive structure and its producing method
07/24/2007US7248139 High-current electrical coil construction
07/24/2007US7248047 Shielding for mobile MR systems
07/24/2007US7248017 Portable contact-less power transfer devices and rechargeable batteries
07/19/2007WO2007080820A1 Power receiver, electronic apparatus using same and non-contact charger
07/19/2007WO2007080650A1 Core member of magnetic structure body
07/19/2007WO2006110207A3 Integrated circuit transformer devices for on-chip millimeter-wave applications
07/19/2007US20070164843 Coil package and bias tee package
07/19/2007US20070163110 Power inductor with reduced DC current saturation
07/18/2007EP1808873A1 Inverter transformer
07/18/2007EP1808872A2 Clamping, compacting and lifting system for electric transformers and reactors
07/18/2007EP1808871A1 Coil component
07/18/2007EP1808869A2 Temperature resistant material electromagnet
07/18/2007EP1807931A2 Integrated passive filter incorporated inductors and esd protectors
07/18/2007EP1807847A1 Housing
07/18/2007CN2924746Y Stabilizer structure
07/18/2007CN2924743Y Mining three-phase wound core transformer and mobile substation with same
07/18/2007CN2924742Y Transformer forced-oil-circulation air-cooled intelligent control system
07/18/2007CN2924741Y Toroidal transformer fixing seat
07/18/2007CN2924740Y High voltage capacitive current transformer
07/18/2007CN2924739Y High voltage capacitive bushing
07/18/2007CN1327747C Circuit board assembly and disc coil