| Patents for H01F 27 - Details of transformers or inductances, in general (43,362) |
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| 05/05/2009 | US7528694 Transformer and core set thereof |
| 05/05/2009 | US7528693 Transformer and starting device having a transformer, and high pressure discharge lamp having a transformer |
| 05/05/2009 | US7528692 Voltage stress reduction in magnetics using high resistivity materials |
| 04/30/2009 | WO2009054203A1 Laminated electronic component and method for manufacturing the same |
| 04/30/2009 | WO2009054156A1 Method of inspecting electrical insulating oil in oil-filled electrical apparatus |
| 04/30/2009 | WO2009054155A1 Method of inspecting oil-filled electrical apparatus |
| 04/30/2009 | WO2009054129A1 Inductance element, method for manufacturing inductance element, and switching power supply using inductance element |
| 04/30/2009 | WO2009053534A1 Procedure for manufacturing of a magnetic core and a magnetic core |
| 04/30/2009 | US20090108979 Transformer for power supply |
| 04/30/2009 | US20090108977 Transformer |
| 04/30/2009 | US20090108976 Transformer bobbin with isolation wind |
| 04/30/2009 | US20090108973 High voltage insulation system and a method of manufacturing same |
| 04/30/2009 | US20090108972 Ignition coil and method for manufacturing the same |
| 04/30/2009 | US20090108971 Core Securing Member And Its Structure |
| 04/30/2009 | US20090108835 Concept for Generating a Magnetic Field in a Goal Area for Taking a Goal Decision |
| 04/30/2009 | DE202009002933U1 Spulenkörper für ein Zündspule Bobbin for a coil |
| 04/29/2009 | EP2052394A2 Method for producing a coil, in particular an ignition coil for a motor vehicle |
| 04/29/2009 | EP2052393A2 Disc wound transformer with improved cooling and impulse voltage distribution |
| 04/29/2009 | CN201229848Y Current mutual inductor for GIS |
| 04/29/2009 | CN201229843Y Novel isolation insulation type high voltage transformer |
| 04/29/2009 | CN201229842Y Combined coil rack |
| 04/29/2009 | CN201229841Y Enhanced arc welding transformer |
| 04/29/2009 | CN201229840Y Large transformer grounding wire suitable for grounding current measurement |
| 04/29/2009 | CN201229839Y Novel coil for electric transformer |
| 04/29/2009 | CN201229838Y 干式整流变压器 Dry rectifier transformer |
| 04/29/2009 | CN201229837Y Multiple conductive wire parallel winding construction for coil |
| 04/29/2009 | CN201229836Y Low voltage winding construction for high voltage large capacity electric power transformer |
| 04/29/2009 | CN201229835Y Magnetic core combining U shaped magnetic body with H shaped magnetic body |
| 04/29/2009 | CN201229834Y Multiple pole combined magnetic core |
| 04/29/2009 | CN201229833Y Novel iron core for electric transformer |
| 04/29/2009 | CN201229832Y Magnetic core combining C character shaped magnetic body and I character shaped magnetic body |
| 04/29/2009 | CN201229831Y Anti-resonance capacitor type voltage mutual transformer |
| 04/29/2009 | CN201229830Y Aluminum dual output channel type water-cooling heat radiating system |
| 04/29/2009 | CN201229829Y Aluminum channel type transformer water-cooling heat radiating system |
| 04/29/2009 | CN201229828Y Aluminum channel type parallel water-cooling heat radiating system |
| 04/29/2009 | CN201229827Y Heat radiating fin staged type heat radiator |
| 04/29/2009 | CN201229826Y Aluminum twin-output passage type water cooling transformer |
| 04/29/2009 | CN201229825Y Cage edge connection construction for transformer |
| 04/29/2009 | CN201229824Y Inductive element |
| 04/29/2009 | CN201229823Y High and low frequency combined inductor |
| 04/29/2009 | CN201228775Y Oil-charging and discharging valve for special-purpose equipment of high-pressure electric appliance |
| 04/29/2009 | CN201228704Y Nylon bolt for transformer tap switch |
| 04/29/2009 | CN201228655Y Magnetic suspension transformer oil pump |
| 04/29/2009 | CN201228215Y Insulation lifting frame for series resonance reactor |
| 04/29/2009 | CN101419863A Method for producing a die cast coil structure and die cast coil structure thereof |
| 04/29/2009 | CN101419862A Transformer and combined construction thereof |
| 04/29/2009 | CN101419860A Transformer and manufacturing method thereof |
| 04/29/2009 | CN101419859A Inductor and iron core thereof |
| 04/29/2009 | CN100483575C Non-contact controllable reactor |
| 04/29/2009 | CN100483573C Bulk amorphous metal magnetic component |
| 04/29/2009 | CN100482314C On-load tap-changer on-line oil filtering integrated machine |
| 04/28/2009 | US7525406 Multiple coupling and non-coupling inductor |
| 04/28/2009 | US7525405 Method of making an electrical inductor using a sacrificial electrode |
| 04/28/2009 | US7525283 Contact-less power transfer |
| 04/28/2009 | US7523542 Method of manufacturing a magnetic element |
| 04/23/2009 | WO2009051057A1 Ferrite core |
| 04/23/2009 | WO2007038309A3 Magnetic components |
| 04/23/2009 | US20090106564 Acoustic noise reduction in power supply inductors |
| 04/23/2009 | US20090102593 Coil form |
| 04/23/2009 | US20090102591 Inductive Component and Method for Manufacturing an Inductive Component |
| 04/23/2009 | US20090102589 Inductor and core thereof |
| 04/23/2009 | US20090102588 Braze metal joint design |
| 04/23/2009 | DE102007050382A1 Induction coil arrangement for e.g. shaver, has primary coil winding arranged in middle region of primary-side coil core, where middle region is curved towards secondary-side coil core in charging condition |
| 04/22/2009 | EP2051262A2 Parallel gapped ferrite core |
| 04/22/2009 | EP2050108A2 Devices and methods for redistributing magnetic flux density |
| 04/22/2009 | EP2003661A9 Inductor |
| 04/22/2009 | CN201226295Y Connection structure for mutual inductor connection board |
| 04/22/2009 | CN201226291Y Insulation structure between primary and secondary coils of water-cooled transformer |
| 04/22/2009 | CN201226290Y Novel high-frequency transformer framework |
| 04/22/2009 | CN201226289Y Cuprum-saving energy-saving coil rack |
| 04/22/2009 | CN201226288Y Double-cake type transformer secondary coil |
| 04/22/2009 | CN201226287Y Water-cooled transformer |
| 04/22/2009 | CN201226286Y High voltage rectifying sealed oil tank |
| 04/22/2009 | CN101414508A Chip type balance-unbalance transformer |
| 04/22/2009 | CN101414507A Magnetic and dielectric composite electronic device |
| 04/22/2009 | CN101414506A Medical dry-type high-voltage transformer |
| 04/22/2009 | CN101414505A 电感结构 Inductance structure |
| 04/22/2009 | CN101414493A Electromagnetic line and coil winding |
| 04/22/2009 | CN101412014A Oil atomizing sprayer of lubricant oil for transposition head |
| 04/21/2009 | US7522028 Magnetic element |
| 04/21/2009 | US7520786 Transformer stud connector |
| 04/16/2009 | WO2009046733A1 Electric winding body and transformer having forced cooling |
| 04/16/2009 | WO2000044006A3 Transformer with magnetic core of coiled wires |
| 04/16/2009 | US20090097290 Isolated Power Converter |
| 04/16/2009 | US20090096565 Parallel gapped ferrite core |
| 04/16/2009 | US20090096564 Transformer |
| 04/16/2009 | US20090096563 Inductance |
| 04/16/2009 | US20090096562 High-voltage transformer |
| 04/16/2009 | US20090095380 Metallic magnetic material for magnetic element of a choke coil and smd choke coil |
| 04/16/2009 | DE202009001658U1 Spulenkörper für eine Zündspule Bobbin for an ignition coil |
| 04/16/2009 | DE10333401B4 Vorrichtung zum elektrischen Kontaktieren der Anschlussleitung einer elektrischen Maschine A device for making electrical contact with the connecting line of an electrical machine |
| 04/16/2009 | DE102008016876A1 Transformator Transformer |
| 04/16/2009 | DE102004053547B4 Blechschnitt für einen geschichteten Kern eines Transformators Sheet metal cut for a laminated core of a transformer |
| 04/16/2009 | DE10131739B4 Stromwandler Current transformer |
| 04/16/2009 | CA2700669A1 Electrical winding body and transformer with forced cooling |
| 04/16/2009 | CA2640990A1 Parallel gapped ferrite core |
| 04/15/2009 | EP2048777A1 Noise filter array |
| 04/15/2009 | EP1856705B1 Rotational transmitter |
| 04/15/2009 | EP1256120B1 Power conversion systems utilizing wire core inductive devices |
| 04/15/2009 | EP1256119B1 Encapsulated transformer |