Patents for H01F 27 - Details of transformers or inductances, in general (43,362) |
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08/28/2002 | EP1235015A2 Solenoid having an elastomeric retaining device |
08/28/2002 | EP0983460A4 Shield for pressure relief device |
08/28/2002 | CN2508366Y Omnibearing closure magnetic circuit transformer |
08/28/2002 | CN2508365Y Amorphous alloy transformer body structure |
08/28/2002 | CN2508364Y Coiled iron core |
08/28/2002 | CN2508363Y Oil discharging valve capable of preventing authorized use of oil for distribution transformer |
08/28/2002 | CN2508362Y 110KV low noise transformer oil tank |
08/28/2002 | CN2508361Y Low partial discharge sleeve for transformer |
08/28/2002 | CN2508358Y Rare-earth permanent magnet |
08/28/2002 | CN2508158Y Moisture-retentive device |
08/28/2002 | CN1366684A Method of manufacturing chip inductor |
08/28/2002 | CN1366683A Magnetic component |
08/28/2002 | CN1366314A Leakage magnetic type power conversion transformer |
08/28/2002 | CN1366313A Layered impedance device |
08/27/2002 | US6441714 Coil element |
08/23/2002 | CA2340845A1 Built-in micro-speaker for wireless communication device |
08/22/2002 | WO2002065491A1 Spring cap and electric component |
08/22/2002 | WO2002065490A1 High q inductor with faraday shield and dielectric well buried in substrate |
08/22/2002 | WO2002065488A2 Method of manufacturing a stacked core for a magnetic induction device |
08/22/2002 | WO2000005786A3 Power cord provided with a power cord transformer |
08/22/2002 | US20020114214 Electroacoustic transducer |
08/22/2002 | US20020113682 Multilayer balun transformer structure |
08/22/2002 | US20020113680 Coil component and method for manufacturing the same |
08/22/2002 | US20020113679 Transformer apparatus |
08/22/2002 | US20020113599 Apparatus and method for cooling power transformers |
08/22/2002 | US20020113290 Integrated inductance structure |
08/22/2002 | EP1145388A3 Power cord provided with a power cord transformer |
08/22/2002 | DE10103068C1 Wicklungsträger für Ferritkernantennen Winding support for Ferritkernantennen |
08/21/2002 | EP1233659A1 Nondestructive inspection apparatus |
08/21/2002 | EP1233658A1 X-ray generator of open type |
08/21/2002 | EP1233430A1 Magnetic lamination core for monophasic low-power Transformers |
08/21/2002 | EP1233370A1 Method of manufacturing resonant circuits |
08/21/2002 | CN2507114Y Low voltage superlarge current double rotary winding for transformer |
08/21/2002 | CN1365442A Device for measuring the contact pressure of a winding press element in an output transformer |
08/21/2002 | CN1365159A Multilayer electronic element and communication device |
08/20/2002 | US6438000 Noise-cut filter |
08/20/2002 | US6437678 Electric noise absorber and method for its assembly with a cable |
08/20/2002 | US6437677 Multi-layered inductor array |
08/20/2002 | US6437676 Inductance element |
08/20/2002 | US6437675 Linear coil acoustic noise inhibiting |
08/20/2002 | US6437673 Transformer assembling method, transformer, transformer-mounted substrate, power supply unit having transformer-mounted substrate, and recording apparatus including power supply unit |
08/20/2002 | US6437665 Laminated LC filter with coplanar input/output capacitor patterns and coupling capacitor patterns |
08/20/2002 | US6437409 Semiconductor device |
08/20/2002 | US6437249 Multilayer insulated wire and transformer using the same |
08/15/2002 | WO2002063762A1 Balun |
08/15/2002 | WO2002063721A2 Modular transformer lead support system |
08/15/2002 | WO2002063644A1 Arrangement for assembling an electrically conductive rod that passes straight through a metal tank and a method of implementing same |
08/15/2002 | WO2002023563A3 Advanced electronic microminiature coil and method of manufacturing |
08/15/2002 | US20020110958 Electronic component and method of manufacturing same |
08/15/2002 | US20020110757 Low cost integrated out-of-plane micro-device structures and method of making |
08/15/2002 | US20020110013 Coreless superthin PCB transformer and non-contact battery charger using the same |
08/15/2002 | US20020109572 Coil apparatus and manufacturing method for the same |
08/15/2002 | US20020109571 Magnetic core comprising a bond magnet including magnetic powder whose particle's surface is coated with oxidation-resistant metal |
08/15/2002 | US20020109204 High Q inductor with faraday shield and dielectric well buried in substrate |
08/15/2002 | US20020109128 Vegetable oils and an antioxidant |
08/15/2002 | CA2437554A1 Modular transformer lead support system |
08/15/2002 | CA2337290A1 Foil/ink composite inductor |
08/14/2002 | EP1231616A1 Out-of-plane micro-device structures |
08/14/2002 | EP1231615A1 Integrated inductor structure |
08/14/2002 | EP1231614A1 Oxide magnetic material and core using the same |
08/14/2002 | EP1230652A1 Continuous multi-turn coils |
08/14/2002 | EP0785559B1 Chip coil |
08/14/2002 | DE10105696A1 Symmetrierübertrager Balun |
08/14/2002 | DE10105416A1 Spule Coil |
08/14/2002 | CN2505968Y Loop coil fixed briquet |
08/14/2002 | CN2505967Y Ferrite inductive magnetic core structure |
08/14/2002 | CN2505966Y Cannular of split conductive pole structure |
08/14/2002 | CN2505960Y Improved filter iron core structure |
08/14/2002 | CN1364334A IC oscillator |
08/14/2002 | CN1363940A Superthin PCB transformer without magnetic core and battery charger therewith |
08/14/2002 | CN1363939A Magnet core with magnetic deflecting body and inductor therewith |
08/14/2002 | CN1363938A Laminated coil parts and production thereof |
08/14/2002 | CN1363937A Magnetic flux pump with high temperature superconductor and superconductor electromagnets driven thereby |
08/13/2002 | US6433664 Coil |
08/13/2002 | US6433663 High voltage transformer arrangement |
08/13/2002 | US6433653 Monolithic LC resonator and filter with a capacitor electrode within a tubular inductor |
08/13/2002 | US6432524 Overcoated with polymeric foam |
08/08/2002 | WO2002061772A1 Induction winding |
08/08/2002 | WO2002061771A1 Coil |
08/08/2002 | US20020107657 Apparatus for measuring a contact pressure of a winding compression element in a power transformer |
08/08/2002 | US20020105406 On-chip transformers |
08/08/2002 | US20020105404 Modular transformer lead support system |
08/07/2002 | EP1229619A2 Ignition coil with primary winding release |
08/07/2002 | EP1228558A1 Electrical machine comprising a stator with windings |
08/07/2002 | EP1228517A1 Method of manufacturing a substantially closed core, core, and magnetic coil |
08/07/2002 | CN2504742Y Leading-out wiring board of composite insulated transformer mutual-inductor |
08/07/2002 | CN2504741Y Safety protecting wholly sealed transformer for transmission and distribution |
08/07/2002 | CN2504740Y Regulation mechanism of regulating transformer |
08/07/2002 | CN1362714A Watetight transformer and its manufacture |
08/06/2002 | US6429763 Apparatus and method for PCB winding planar magnetic devices |
08/06/2002 | US6429762 Data communication isolation transformer with improved common-mode attenuation |
08/06/2002 | US6429662 Internal fault indicator for power electrical devices |
08/06/2002 | US6429639 Combined filter inductor and hall current sensor |
08/06/2002 | US6427315 Coil component and manufacturing method for the same |
08/01/2002 | WO2002060220A1 An electroacoustic transducer |
08/01/2002 | WO2002059920A1 Coil and method for making same |
08/01/2002 | WO2002059919A1 Transformer winding |
08/01/2002 | WO2002059915A2 Wire core inductive devices having a biassing magnet and methods of making the same |
08/01/2002 | WO2002059914A2 Toroidal inductive devices and methods of making the same |
08/01/2002 | WO2002059911A1 Ceramic insulation coated electric wire, self-fusing ceremic insulation coated electric wire, coating composition, and coil and voice coil for speaker |