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