| Patents for H01F 27 - Details of transformers or inductances, in general (43,362) |
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| 06/05/2002 | EP1211789A2 Electrical transformer |
| 06/05/2002 | EP1211701A1 Planar inductor with a ferromagnetic core, and fabrication method therefor |
| 06/05/2002 | EP1211700A2 Magnetic core including magnet for magnetic bias and inductor component using the same |
| 06/05/2002 | EP1211699A2 Magnetic core having magnetically biasing bond magnet and inductance part using the same |
| 06/05/2002 | EP1034544A4 Electrical power devices cooling technique |
| 06/05/2002 | CN2494551Y High-voltage transformer winding skeleton |
| 06/05/2002 | CN1352801A Low noise transformer |
| 06/04/2002 | US6400248 Device for absorbing electric noise |
| 06/04/2002 | US6399876 Transformer cooling method and apparatus thereof |
| 06/04/2002 | US6398986 Food grade vegetable oil based dielectric fluid and methods of using same |
| 05/30/2002 | WO2002043086A1 Coil body and method for producing the same |
| 05/30/2002 | WO2002043085A1 Medium frequency transformer |
| 05/30/2002 | WO2002043084A1 System, printed circuit board, charger device, user device, and apparatus |
| 05/30/2002 | US20020064062 Power conversion systems utilizing wire core inductive devices |
| 05/30/2002 | US20020063618 Wound core for toroidal transformer |
| 05/30/2002 | US20020063487 Electromagnetic device |
| 05/29/2002 | EP1209705A1 Internal combustion engine ignition coil |
| 05/29/2002 | EP1209704A1 Choke coil with ferromagnetic material core |
| 05/29/2002 | EP1209703A2 Magnetic core comprising a bond magnet including magnetic powder whose particle's surface is coated with oxidation-resistant metal |
| 05/29/2002 | EP1208411A1 Transformer with secondary voltage electronic adjustment |
| 05/29/2002 | EP1023736B1 Radio interference suppression choke |
| 05/29/2002 | DE10058631A1 Drosselspule mit einem Kern aus ferromagnetischem Material Choke coil having a core made of ferromagnetic material |
| 05/29/2002 | DE10058295A1 In der Stanztechnik hergestellte Spulenkörper zum Einsatz in elektronischen Schaltkreisen Produced in the stamping technology bobbin for use in electronic circuits |
| 05/29/2002 | DE10056945A1 Ferritkern mit neuer Bauform Ferrite core with new size |
| 05/29/2002 | CN2494024Y Low-voltage sealed wire leading device |
| 05/29/2002 | CN1351752A Induction devices with distributed air gaps |
| 05/29/2002 | CN1351359A Electronic element and manufacture thereof |
| 05/28/2002 | US6395637 Method for fabricating a inductor of low parasitic resistance and capacitance |
| 05/28/2002 | US6393691 Electronic chip component and manufacturing method thereof |
| 05/23/2002 | WO2002041343A1 Electronic component-use substrate and electronic component |
| 05/23/2002 | WO2002041338A1 Ferrite core with a novel construction |
| 05/23/2002 | WO2002041337A1 Power transformer incorporating improved heat dissipation means |
| 05/23/2002 | WO2002041336A1 A system for distribution of electric power |
| 05/23/2002 | CA2400321A1 Electronic component-use substrate and electronic component |
| 05/22/2002 | EP1207540A1 Inductor component having a permanent magnet in the vicinity of magnetic gap |
| 05/22/2002 | EP1207539A1 Glazing covered ferrite core electrode terminal of a surface mounting inductor |
| 05/22/2002 | EP1206780A1 Method and device for insulating electro-technical components |
| 05/22/2002 | CN2492935Y Low-voltage inductive electric appliance with capacitve compensation |
| 05/22/2002 | CN2492934Y Shield structure for zero-sequence current transformer |
| 05/22/2002 | CN2492933Y Coated nano-crystalline soft magnetic iron alloy core |
| 05/22/2002 | CN1350310A Helix inductor |
| 05/22/2002 | CN1350303A Multistranded wire |
| 05/22/2002 | CN1085390C A bobbin capable of reliably insulating a first coil from a second coil |
| 05/21/2002 | US6392525 Magnetic powder in thermosetting resin |
| 05/21/2002 | US6392523 Surface-mounting-type coil component |
| 05/21/2002 | US6392519 Magnetic core mounting system |
| 05/21/2002 | US6392297 Electronic circuit element of conductor/insulator stacked type using high machinability substrate and benzocyclobutene as insulator |
| 05/16/2002 | WO2002039467A1 Inductive components |
| 05/16/2002 | US20020057585 Method of manufacturing a magnetic power component and a magnetic power component |
| 05/16/2002 | US20020057185 Ignition coil for an internal combustion engine |
| 05/16/2002 | US20020057183 Lumped element microwave inductor with windings around tapered poly-iron core |
| 05/16/2002 | US20020057182 Current transformer and method for correcting asymmetries therein |
| 05/16/2002 | US20020057179 Ignition coil for use in internal combustion engine |
| 05/16/2002 | US20020057178 Bobbin for hybrid coils in planar magnetic components |
| 05/16/2002 | US20020057177 Insulated transformer foil windings with breakouts and methods for forming the same |
| 05/16/2002 | US20020057175 Transformer and electrical device using the same |
| 05/16/2002 | US20020057171 Apparatus and method for pcb winding planar magnetic devices |
| 05/16/2002 | US20020057170 Ignition coil |
| 05/16/2002 | US20020057169 Inductive component comprising a rod-shaped core |
| 05/16/2002 | US20020057168 Base of surface mounted inductor |
| 05/16/2002 | US20020057167 Linear filter |
| 05/16/2002 | US20020057163 Housing for an electronic component |
| 05/16/2002 | US20020057162 Current transformer and method for correcting asymmetries therein |
| 05/16/2002 | US20020057160 Chip-type common mode choke coil |
| 05/16/2002 | US20020057159 High-current electrical coils |
| 05/16/2002 | US20020057158 Surface-mount type switching power supply unit and mounting method for the same |
| 05/16/2002 | US20020057157 Transformer |
| 05/16/2002 | US20020057139 Monolithic LC components |
| 05/16/2002 | US20020057029 Coil holder |
| 05/15/2002 | EP1205951A2 Process and device for contacting the winding wire of a coil |
| 05/15/2002 | EP1205950A1 Coil holder |
| 05/15/2002 | CN2491951Y Capsule type oil storage cabinet |
| 05/15/2002 | CN1349232A Detachable transformer |
| 05/15/2002 | CN1349231A Compact transformer with a cover |
| 05/14/2002 | US6388550 Chip inductor and its manufacturing method |
| 05/14/2002 | US6386189 Core with bobbin of polyphenylene ether coating |
| 05/10/2002 | WO2002005076A3 Powering ic chips using ac signals |
| 05/09/2002 | US20020054480 Enhanced thermal coupling for electronic boards |
| 05/09/2002 | US20020053967 Inductor and manufacturing method thereof |
| 05/09/2002 | US20020053654 Magnetic core for xDSL modem transformer and its composition |
| 05/09/2002 | US20020053462 Multiple twisted conductor |
| 05/09/2002 | US20020053461 Conductor for high-voltage windings, and a process for preparing such conductor |
| 05/08/2002 | CN1348595A Multi-layer transformer apparatus and method |
| 05/08/2002 | CN1348320A Oscillator and oscillator character regulating method |
| 05/08/2002 | CN1348193A Circuit filter |
| 05/08/2002 | CN1084521C Ignitor coil filled with resin material |
| 05/07/2002 | US6384703 Fully immersed magnetic transformer with multiple condensing surfaces and method |
| 05/07/2002 | US6381834 Method for dampening acoustical noise in a dry-type transformer |
| 05/02/2002 | WO2002035691A1 Magnetic core, coil component comprising it, and power source circuit |
| 05/02/2002 | WO2002035561A1 Core structure |
| 05/02/2002 | WO2001096827A3 Internal fault indicator for power electrical devices |
| 05/02/2002 | US20020050907 Guiding device for guiding conducting wire soldered on printed circuit board |
| 05/02/2002 | US20020050906 Microcomponent of the microinductor or microtransformer type |
| 05/02/2002 | US20020050905 Inductance component in which a permanent magnet for applying a magnetic bias is arranged outside an excitation coil |
| 05/02/2002 | US20020050904 Ignition coil |
| 05/02/2002 | US20020050901 Electromagnet assembly for electromagnetic apparatus |
| 05/02/2002 | US20020050871 Connection structure for noise reduction impedance element, noise reduction impedance element positioningmethod, and recording medium having noise reduction impedance element positioning program recorded therein |
| 05/02/2002 | US20020050758 Rotating electric machine for high voltage |
| 05/02/2002 | EP1202449A1 Choke coil |
| 05/02/2002 | EP1202298A2 Twisted multiconductor |