H01F 27 - Details of transformers or inductances, in general

Patents for H01F 27 - Details of transformers or inductances, in general (43,362)
12/2009
12/03/2009	US20090295530 Multi-Chamber Transformer
12/03/2009	US20090295529 Cross-core transformer
12/03/2009	US20090295527 High power manufacturing friendly transformer
12/03/2009	US20090295526 Coil Component and Its Manufacturing Method
12/03/2009	US20090295525 Inductor component
12/03/2009	US20090295524 Power converter magnetic devices
12/03/2009	DE202009012960U1 Stromquelle für ein Widerstandsschweißgerät Power source for a resistance welder
12/02/2009	EP2128874A1 Electrical equipment insulated with a biodegradable dielectric fluid
12/02/2009	EP2128873A1 Biodegradable dielectric fluid
12/02/2009	CN201355717Y 电连接器 The electrical connector
12/02/2009	CN201355571Y Flyback transformer
12/02/2009	CN201355570Y EMI integrated inductor
12/02/2009	CN201355569Y Enamel-insulated aluminum wire winding inductance component part
12/02/2009	CN201354767Y Wing type fan blade for low noise fan
12/02/2009	CN101595540A Inductor
12/02/2009	CN101595539A Static induction device fixing structure and fixing member
12/02/2009	CN101593619A Vertical current transformer
12/02/2009	CN101593618A Inductor with current sensing function and circuit thereof
12/02/2009	CN101593616A Transformer and direct current-to-direct current transducer
12/02/2009	CN101593614A Transformer and use method thereof
12/02/2009	CN101593613A Transformer capable of driving eight tubes simultaneously
12/02/2009	CN101593612A Planar micro-strip inductance coil and manufacturing method thereof
12/02/2009	CN101593611A Module winding general transformer capable of neutralizing negative electric quantity
12/02/2009	CN101593610A Transformer
12/02/2009	CN101593609A Magnetic core structure of magnetic integration multi-channel parallel transformer and flyback circuit thereof
12/02/2009	CN101593608A Induction adjusting filter reactor
12/02/2009	CN101593607A Improved triangle wedge packaging type silver plated patch inductor
12/02/2009	CN101593606A Full-integrated EMI filter based on flexible multi-layer tapes
12/02/2009	CN101593605A Modularized inductance device
12/02/2009	CN101592229A Oil feeding and relieve valve of high pressure electric appliance special device
12/02/2009	CN100565875C Symmetric inductance element
12/02/2009	CN100565725C Buried combined transformer radiating system
12/02/2009	CN100565724C Variable inductor
12/02/2009	CN100565723C Coil component and fabricaiton method of the same
12/01/2009	US7626801 Integrated inductor and capacitor components and methods of manufacture
12/01/2009	US7626481 Ignition coil
12/01/2009	US7626479 Noise filter having a pair of cores and four core holding members
12/01/2009	US7626478 Multilayer aligned-winding coil
12/01/2009	US7625640 Electromagnetic noise suppressor, structure with electromagnetic noise suppressing function, and method of manufacturing the same
11/2009
11/26/2009	WO2009141037A1 Inductance and arrangement
11/26/2009	WO2009113775A3 Multilayer power inductor using sheets charged with soft magnetic metal powder
11/26/2009	WO2009101129A3 Method for producing a grain-oriented magnetic strip
11/26/2009	US20090290388 DC-DC converter
11/26/2009	US20090290332 Lighting system
11/26/2009	US20090289755 Transformer apparatus with shielding architecture and shielding method thereof
11/26/2009	US20090289754 Magnetic Induction Device
11/26/2009	US20090289753 Coil Magnets With Constant or Variable Phase Shifts
11/26/2009	US20090289751 Composite transformer and power converter using same
11/26/2009	US20090289750 Sheet type transformer and discharge lamp lighting apparatus
11/26/2009	DE102008024888A1 Induktionsheizeinrichtung und Verfahren zur Herstellung einer Induktionsheizeinrichtung Induction heating device and process for producing an induction heating
11/26/2009	DE102008008891B3 Hermetically closed electric transformer for converting high voltage into mean voltage, has radiator providing maximum extensible volume, where area within transformer is provided above level of transformer oil in pathway of connecting line
11/25/2009	EP1415312B1 The device for reducing the gas and water contamination of transformer oil filling
11/25/2009	CN201352757Y Oil-water composite cooling device
11/25/2009	CN201352492Y Transformer structure
11/25/2009	CN201352490Y Sound-proof device for dry reactor
11/25/2009	CN201352489Y Transformer tape and transformer adopting same
11/25/2009	CN201352488Y Transformer improved structure with insulating cover
11/25/2009	CN201352487Y 35kv epoxy resin insulating amorphous alloy dry-type transformer
11/25/2009	CN201352486Y Resin insulating dry-type transformer for metalclad withdraw switchgear
11/25/2009	CN201352485Y Inductance automatic foot connecting machine
11/25/2009	CN201352484Y Wire lead slot winding device for conversion transformer of CCFL
11/25/2009	CN201352483Y Epoxy resin insulating series reactor
11/25/2009	CN201352482Y Transformer cabin ventilation and sound attenuation system
11/25/2009	CN201352481Y Heat pump type transformer
11/25/2009	CN201352480Y Compound insulation bracket of amorphous alloy iron core dry type distribution transformer
11/25/2009	CN201352478Y Metal foil and transformer wound with same
11/25/2009	CN201352463Y Novel rectangular insulation aluminum stranded wire for reactor
11/25/2009	CN101589444A Laminated electronic component and electronic component module provided with the same
11/25/2009	CN101587771A Transformer structure
11/25/2009	CN101587770A Magnetic core fixing device
11/25/2009	CN101587769A Magnetic element
11/25/2009	CN100562953C Inverter transformer
11/25/2009	CN100562952C Transformer for switching power supply
11/25/2009	CN100562364C Electric-magnetic iron remover
11/24/2009	US7623018 Slim filter inductor for electronic ballast
11/24/2009	US7623017 Toroidal inductive devices and methods of making the same
11/24/2009	US7623016 Snap together multiple phase inductor assembly
11/24/2009	US7623015 Electric coil or power inverter
11/24/2009	US7623014 Choke coil
11/19/2009	WO2009139368A1 Powder magnetic core and choke
11/19/2009	WO2009138283A1 Solenoid having a cooling device
11/19/2009	WO2009138116A1 Polygonal transformer core
11/19/2009	WO2009138100A1 High-voltage winding
11/19/2009	WO2009138098A1 Polygonal transformer core
11/19/2009	WO2009138097A1 Dry-type transformer
11/19/2009	WO2009138096A1 Dry-type transformer
11/19/2009	WO2009138095A1 Dry-type transformer
11/19/2009	WO2009137908A1 Voltage regulation system
11/19/2009	WO2009137892A1 Introduced disposition in expansible thermal radiator to oil power transformers or parallels
11/19/2009	US20090286685 Resistive superconducting current-limiter device with bifilar coil winding composed of hts ribbon conductors and turn separator
11/19/2009	US20090284341 Coil unit and electronic apparatus using the same
11/19/2009	US20090284338 Multi-Stage Coil for Transformer, and Coil Winding Method and Apparatus for Manufacturing the Same
11/19/2009	CA2724382A1 Voltage regulation system
11/19/2009	CA2723248A1 Dry-type transformer
11/18/2009	CN201349057Y Fixer for conducting rod of transformer
11/18/2009	CN201349055Y Welding transformer and welding electrode connecting device of mesh welding machine
11/18/2009	CN201348929Y Hall rotating transformer and Hall angle encoder manufactured by same
11/18/2009	CN201348927Y Combined type transformer and multiple lamp tubes driver circuit
11/18/2009	CN201348926Y High performance energy-saving electricity theft-proof integrated transformer device special for oil well
11/18/2009	CN201348925Y Improved structure for pin of transformer

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