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