Patents for H01F 27 - Details of transformers or inductances, in general (43,362) |
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09/15/2004 | CN2641784Y Dry type transformer of resin casted insulation winding iron core |
09/15/2004 | CN2641783Y High voltage transformer with plurality of output on primary coil for microwave oven |
09/15/2004 | CN2641782Y Core column splicing structure for iron core of transformer |
09/15/2004 | CN2641781Y Silicon steel core interval structure |
09/15/2004 | CN2641780Y Casing assembly for intelligent power transformer |
09/15/2004 | CN2641779Y Seal type underground distribution transformer |
09/15/2004 | CN2641768Y Composite conductive wire |
09/15/2004 | CN1529404A Three-phase split phase-shifting transformer for high-voltage frequency conversion and its use |
09/15/2004 | CN1167206C Remote feeder reactance coil |
09/15/2004 | CN1167179C Electrical machine comprising stator with windings |
09/15/2004 | CN1167090C High voltage tranformer used for microwave oven and its manufacturing method |
09/14/2004 | US6791446 Inductance component comprising a permanent magnet greater in sectional area than a magnetic path and disposed in a magnetic gap |
09/14/2004 | US6791445 Coil-embedded dust core and method for manufacturing the same |
09/14/2004 | US6791435 Multilayer LC filter with improved magnetic coupling characteristics |
09/14/2004 | US6791268 Noise filter for a high frequency generator |
09/14/2004 | US6789311 Method of manufacturing a lacquer coated wire |
09/14/2004 | CA2233802C Bobbin with integral support tabs |
09/10/2004 | WO2004077459A1 Insulating element, toroidal core, toroidal core choke, and method for producing said toroidal core choke |
09/09/2004 | US20040174643 Transformer winding |
09/09/2004 | US20040174241 Planar transformer and output inductor structure with single planar winding board and two magnetic cores |
09/09/2004 | US20040174240 Electrical device and method of producing the same |
09/09/2004 | US20040174239 Coil-embedded dust core and method for manufacturing the same |
09/09/2004 | US20040174145 Transformer/rectifier arrangement |
09/09/2004 | US20040173911 Semiconductor device |
09/09/2004 | US20040172806 Method for manufacturing coil device |
09/09/2004 | DE202004010463U1 Electromagnetic interference filter, for relatively-large currents, has inductive component comprising rectangular core portion and two separate windings |
09/09/2004 | DE10308010A1 Isolierteil, Ringkern, Ringkerndrossel und Verfahren zur Herstellung der Ringkerndrossel Insulating, toroidal, toroidal-core inductor and method of manufacturing the toroidal core choke |
09/08/2004 | CN1528004A COil filter and method for manufacturing the same |
09/08/2004 | CN1527330A 线路滤波器 Line filter |
09/08/2004 | CN1165924C Pouring cast winding without outlet fault and formation technology thereof |
09/07/2004 | US6788184 High frequency transformer with integrated rectifiers |
09/07/2004 | US6788181 Chassis of surface mounted inductor |
09/07/2004 | US6788179 Inductive miniature component for SMD-mounting and method for the production thereof |
09/07/2004 | US6787704 Method and apparatus for increasing the rating of a transformer |
09/02/2004 | US20040169567 Common mode choke coil with vertically arranged edgewise windings of rectangular wire |
09/02/2004 | DE202004008250U1 Kombination aus Stromversorgung und abnehmbarem elektrischem Werkzeug Combination of power and removable electric tool |
09/02/2004 | DE10004814B4 Telefon-Stromversorgungssystem zum Einbau in einen Wechselstromadapter als Stromversorgung für Telefone Phone power supply system for installation in an AC adapter as a power supply for phones |
09/01/2004 | EP1453178A1 Electrical Machine |
09/01/2004 | EP1147234B1 Method for treating a brittle thin metal strip and magnetic parts made from a nanocrystalline alloy strip |
09/01/2004 | CN2638212Y Iron core improved structure of transformer |
09/01/2004 | CN2638211Y Ring-type three-phase transformer in core |
09/01/2004 | CN1526171A Integrated coil inductors for ic devices |
09/01/2004 | CN1525631A Microminiature power converter |
09/01/2004 | CN1165058C Harmonic wave shielding balanced transformer |
09/01/2004 | CN1165057C Capacitor controlled high-voltage winding |
08/31/2004 | US6784782 Composite magnetic body, and magnetic element and method of manufacturing the same |
08/31/2004 | US6784781 Reactor and ballast system |
08/31/2004 | US6784772 Electric solenoid with adaptable connectors and mountings |
08/31/2004 | US6784762 Laminated LC filter where the pattern widths of the central portion air is greater than the end portions |
08/31/2004 | US6784518 Integrated circuit device comprising an inductor with high quality coefficient |
08/26/2004 | WO2004073039A2 Ultra broadband inductor assembly |
08/26/2004 | WO2004072994A2 Polymer sheet core and coil insulation for transformer |
08/26/2004 | WO2004071934A2 Encapsulated solenoid assembly having an integral armor tube cable protector |
08/26/2004 | US20040166370 capable of being thinned and mounted on the surface of a printed board; small power loss and large inductance; Excellent frequency characteristic, small disparity of the characteristic and excellent reliability |
08/26/2004 | US20040164835 High density inductor and method for producing same |
08/26/2004 | US20040164834 Transformer |
08/26/2004 | US20040164832 Axially potted progressive wound remote mount ignition coil |
08/26/2004 | US20040163249 Method of assembling a bobbin |
08/26/2004 | DE10303814A1 Magnetic locking arrangement for hinged or longitudinal moving frame part of door or window has first and second magnet locking units arranged at frames with receptacle for damping element |
08/26/2004 | DE10261003A1 Electromagnetic transformer especially for High-Intensity-Discharge lamps has several layered secondary windings on high voltage side that are arranged on top of each other and wound from isolated wire |
08/25/2004 | EP1450381A1 Axially potted progessive wound remote mount ignition coil |
08/25/2004 | EP1450379A2 Component directly on telephone coil |
08/25/2004 | CN2636388Y Transformer sleeve |
08/25/2004 | CN1523617A High density inductor and method for producing same |
08/25/2004 | CN1523616A Combined type filter element capable of preventing electromagnetic interference and manufacturing technique thereof |
08/25/2004 | CN1164029C Noise inhibiting wave filter |
08/25/2004 | CN1163919C Coil assembly |
08/25/2004 | CN1163918C Multi-layer inductive component and mfg. method |
08/25/2004 | CN1163697C Microwave oven |
08/24/2004 | US6781501 Low external field inductor |
08/24/2004 | US6781499 Inductive component with wire-guiding slots |
08/24/2004 | US6781497 Apparatus and method for situating an inductive element onto a rod in an electrical circuit |
08/24/2004 | US6781239 Integrated circuit and method of forming the integrated circuit having a die with high Q inductors and capacitors attached to a die with a circuit as a flip chip |
08/24/2004 | US6779250 Integrated circuit inductors |
08/19/2004 | WO2004070746A1 Spiral inductor and transformer |
08/19/2004 | WO2004070741A2 Power measurement in a transformer coupled plasma source |
08/19/2004 | WO2004051677A3 Rod ignition coil |
08/19/2004 | US20040160298 Inductor module including inductor windings wound on a common inductor core |
08/19/2004 | DE20306162U1 Electromagnetic coil has coils which are wound on to cylindrical base made from rigid thermoplastic, sleeves of rigid thermoplastic being fitted on base and melted to encapsulate coils |
08/19/2004 | DE10355142A1 Induktor mit resistivem Abschluß Inductor with resistive termination |
08/19/2004 | DE10304459A1 Gas sensor to monitor the temperature of oil in an oil-cooled transformer by infrared gas absorption with laser diode and photo-detector |
08/19/2004 | DE10250957B3 Superconducting transformer coil design, includes composite axial tie bar designed to match coil length during cooling to operational temperature |
08/18/2004 | EP1446862A1 Motionless electromagnetic generator |
08/18/2004 | CN2634615Y Anti-jamming inductance coil |
08/18/2004 | CN2634614Y 铁路用变压器 Railroad transformer |
08/18/2004 | CN2634613Y Pulse transformer |
08/18/2004 | CN2634612Y Transformer structure |
08/18/2004 | CN1522450A Multiple-interleaved integrated circuit transformer |
08/18/2004 | CN1521776A Compound arrangement multilayer electronic assembly external electrode slurry dipping process and fixture for slurry dipping thereof |
08/18/2004 | CN1162879C Laminated inductor |
08/18/2004 | CN1162877C Winding with core tube |
08/17/2004 | US6778060 Winding for a transformer or a coil and method for producing the winding |
08/17/2004 | US6778056 Inductance component having a permanent magnet in the vicinity of a magnetic gap |
08/17/2004 | US6778055 Core member for winding |
08/17/2004 | US6777835 Electrical power cooling technique |
08/12/2004 | WO2004068637A2 Electrical bushing comprising an upper part which forms an inclined appendage and production method thereof |
08/12/2004 | WO2004068509A2 Inductive component and method of manufacturing same |
08/12/2004 | WO2004067982A1 Assembling structure of field coil |
08/12/2004 | WO2004067631A1 Resin composition, cured resin, cured resin sheet, laminate, prepreg, electronic part, and multilayer substrate |
08/12/2004 | WO2004067600A1 Electronic material composition, electronic product and method of using electronic material composition |