| Patents for H01F 27 - Details of transformers or inductances, in general (43,362) |
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| 06/03/2009 | CN101447310A Butt amorphous core with noise reduction function of epoxy coating |
| 06/03/2009 | CN101447309A Amorphous core group with noise reduction function of epoxy coating and with approximate-circle cross-section |
| 06/03/2009 | CN101447308A Butt amorphous core |
| 06/03/2009 | CN101447307A Amorphous core group with approximate-circle cross-section |
| 06/03/2009 | CN101447306A Lapped amorphous single core with double coils and approximate-circle cross-section |
| 06/03/2009 | CN101447305A Butt amorphous single core with approximate-circle cross-section |
| 06/03/2009 | CN101447304A Butt amorphous single core with noise reduction function of epoxy coating and with approximate-circle cross-section |
| 06/03/2009 | CN101447303A Butt amorphous single core with noise reduction function of glue coating and with approximate-circle cross-section |
| 06/03/2009 | CN101447302A Amorphous double-coil single-core device with noise reduction function of epoxy coating |
| 06/03/2009 | CN101447301A Gap-butt amorphous core with noise reduction function of glue coating |
| 06/03/2009 | CN101447300A Gap-butt amorphous single core with noise reduction function of epoxy coating and with approximate-circle cross-section |
| 06/03/2009 | CN101447299A Gap-butt amorphous single core with noise reduction function of glue coating and with approximate-circle cross-section |
| 06/03/2009 | CN101447298A Gap-butt amorphous single core with approximate-circle cross-section |
| 06/03/2009 | CN101447297A Gap-butt amorphous single core with double coils and approximate-circle cross-section |
| 06/03/2009 | CN101447296A Three-phase three-limb amorphous core with noise reduction function of epoxy coating and with approximate-circle cross-section |
| 06/03/2009 | CN101447295A Three-phase three-limb amorphous core with noise reduction function of glue coating and with approximate-circle cross-section |
| 06/03/2009 | CN101447294A Lapped three-phase three-limb amorphous core with approximate-circle cross-section |
| 06/03/2009 | CN101447293A Lapped amorphous core with noise reduction function of glue coating and with approximate-circle cross-section |
| 06/03/2009 | CN101447292A Butt three-phase three-limb amorphous core with approximate-circle cross-section |
| 06/03/2009 | CN101447291A Amorphous double cores with single coil and approximate-circle cross-section |
| 06/03/2009 | CN101447290A Three-phase five-limb amorphous core with noise reduction function of epoxy coating and with approximate-circle cross-section |
| 06/03/2009 | CN101447289A Gap-butt three-phase three-limb amorphous core device with approximate-circle cross-section |
| 06/03/2009 | CN101447288A Three-phase three-limb amorphous core with approximate-circle cross-section |
| 06/03/2009 | CN101447287A Amorphous single-coil double-core device with noise reduction function of glue coating |
| 06/03/2009 | CN101447286A Amorphous single-coil double-core device with noise reduction function of epoxy coating |
| 06/03/2009 | CN101447285A Gap-butt three-phase five-limb amorphous core device with approximate-circle cross-section |
| 06/03/2009 | CN101447284A Three-phase five-limb amorphous core device with noise reduction function of glue coating and with approximate-circle cross-section |
| 06/03/2009 | CN101447283A Lapped three-phase five-limb amorphous core device with approximate-circle cross-section |
| 06/03/2009 | CN101447282A Butt three-phase five-limb amorphous core device with approximate-circle cross-section |
| 06/03/2009 | CN101447281A Three-phase five-limb amorphous core with approximate-circle cross-section |
| 06/03/2009 | CN100495452C Method for controlling tag frequency of resonant frequency tag |
| 06/02/2009 | US7541909 Filter circuit having an Fe-based core |
| 06/02/2009 | US7541908 Transformer |
| 05/28/2009 | WO2009066651A1 Lc composite electronic part |
| 05/28/2009 | WO2009066159A1 High-voltage electrical connector |
| 05/28/2009 | WO2009065773A1 Arrangement having a switching device and a transformer |
| 05/28/2009 | WO2009041304A8 Oscillation circuit |
| 05/28/2009 | US20090138221 Magnetic winding and method of making same |
| 05/28/2009 | US20090134965 Efficient methodology for the decoupling for multi-loop rf coil geometries for magnetic resonance imaging |
| 05/28/2009 | US20090134956 Multilayer electronic component and multilayer array electronic component |
| 05/28/2009 | US20090134711 Methods and systems for wireless energy and data transmission |
| 05/28/2009 | DE102007057017A1 Anordnung mit einem Schaltgerät und einem Transformator Arrangement with a control unit and a transformer |
| 05/28/2009 | DE102007056558A1 Magnet core for ignition coil, has rolling core formed by rolled sheet, which is coated in electrically insulated manner, where rolling core is arranged between ends of C-shaped, double-T-shaped or U-shaped core body |
| 05/27/2009 | EP2063491A1 Connecting terminal for a transformer |
| 05/27/2009 | EP2062273A1 Inductance assembly for an electric machine |
| 05/27/2009 | CN201247957Y Apparatus for adjusting mixed type distribution network electric energy quality synthetically |
| 05/27/2009 | CN201247685Y High-voltage transformer with high leakage and dual high voltage output |
| 05/27/2009 | CN201247684Y Transformer with adjustable inductance quantity |
| 05/27/2009 | CN201247682Y Improved structure of transformer bobbin |
| 05/27/2009 | CN201247681Y Transformer with idiot-proof structure |
| 05/27/2009 | CN201247680Y 电流变压器 Current Transformers |
| 05/27/2009 | CN201247679Y Isolation signal transformer |
| 05/27/2009 | CN201247678Y Multi-pole combined magnet core with magnetic shield |
| 05/27/2009 | CN201247677Y Phenol aldehyde resin oil tank buried transformer |
| 05/27/2009 | CN201247676Y Fiber reinforcement unsaturated polyester resins oil tank buried transformer |
| 05/27/2009 | CN201247675Y 地埋式变压器 Underground transformer |
| 05/27/2009 | CN201247674Y Fiberglass oil tank buried transformer |
| 05/27/2009 | CN201247673Y 环氧树脂油箱地埋式变压器 Epoxy resin transformer tank buried |
| 05/27/2009 | CN201247672Y High-efficiency aluminum alloy plate radiator for power transformer |
| 05/27/2009 | CN201247671Y Radiating structure of DC device reactor |
| 05/27/2009 | CN201247670Y Transformer anti-theft device |
| 05/27/2009 | CN101443861A Shield for reactor |
| 05/27/2009 | CN101443860A Coil and coil shaping method |
| 05/27/2009 | CN101441936A Method and apparatus for machine-shaping aromatic polyamide board insulated piece |
| 05/27/2009 | CN101441931A Dry transformer with adjustable capacity |
| 05/27/2009 | CN101441930A Manufacturing method and manufacturing device for coil component |
| 05/27/2009 | CN101441929A Wire wound electronic part |
| 05/27/2009 | CN101441928A Wire wound electronic part |
| 05/27/2009 | CN101441927A Technique and apparatus for oiling transformer silicon oil |
| 05/27/2009 | CN101441926A Technique and apparatus for processing transformer silicon oil |
| 05/27/2009 | CN101441925A Segment type case of flame-proof type dry transformer for mining and preparation technique thereof |
| 05/27/2009 | CN101441924A Junction structure of great current transformer |
| 05/27/2009 | CN101441923A Power inductor and assembling method thereof |
| 05/27/2009 | CN101441922A Common mode choke coil and manufacturing method thereof |
| 05/27/2009 | CN100492794C Power transmission and distribution system of leakage for earth capicitance storage charge and system control method |
| 05/27/2009 | CN100492557C Transformer of converter |
| 05/27/2009 | CN100492556C High-voltage transformer |
| 05/27/2009 | CN100492480C Surface mounting inductor |
| 05/26/2009 | US7538651 Winding structure of a transformer |
| 05/26/2009 | CA2605280C Method and device for prevention and protection of electrical transformer against explosion and fire |
| 05/21/2009 | US20090128279 Integrated circuit device |
| 05/21/2009 | US20090128278 Switched mode power supply transformer |
| 05/21/2009 | US20090128277 Transformer |
| 05/21/2009 | US20090128276 Light weight reworkable inductor |
| 05/21/2009 | US20090128275 Inductor and its manufacturing method |
| 05/21/2009 | US20090128274 Inductor using bulk metallic glass material |
| 05/21/2009 | US20090128273 Inductor winder |
| 05/21/2009 | US20090127857 Electrical inductor assembly |
| 05/20/2009 | EP2061046A2 Air core inductor including a flux inhibiting member |
| 05/20/2009 | EP2061045A2 Electrical inductor assembly |
| 05/20/2009 | EP2061043A1 Inductor bobbin |
| 05/20/2009 | DE10237255C5 Transformatorspule Transformer coil |
| 05/20/2009 | DE102007054917A1 Electromagnetic device's e.g. electromagnetic brake, efficiency optimizing method, involves filling out parasitic areas in region of body and wire wound coil of electromagnetic device by conductive materials, and embedding areas into matrix |
| 05/20/2009 | DE102004045081B4 Haube zum Abdecken des Kopfes einer Isolationskerze Hood to cover the head of a candle insulation |
| 05/20/2009 | CN201243195Y Actuating apparatus for middle/small power industrial frequency three-phase transformer |
| 05/20/2009 | CN201242933Y Universal transformer for track circuit |
| 05/20/2009 | CN201242932Y On-load capacitance-regulating synthesis controller capable of monitoring power distribution |
| 05/20/2009 | CN201242929Y Power coil of electric hair cutter |
| 05/20/2009 | CN201242928Y Inducer |
| 05/20/2009 | CN201242927Y Improved structure of transformer |