| Patents for H01F 27 - Details of transformers or inductances, in general (43,362) |
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| 07/08/2009 | CN100511503C Electronic transformer/inductor devices and methods for making same |
| 07/08/2009 | CN100511502C Inductor, transformer and manufacturing method thereof |
| 07/07/2009 | US7557687 Magnetic core for electromagnetic apparatus and electromagnetic apparatus provided with magnetic core for electromagnetic apparatus |
| 07/07/2009 | US7557686 Coils for electrical machines |
| 07/02/2009 | WO2009081934A1 Plane coil, and non-contact power transmission device using the same |
| 07/02/2009 | WO2009081865A1 Laminated electronic component and electronic component module provided with the same |
| 07/02/2009 | WO2009081508A1 Terminal plate circuit usisng pushing member |
| 07/02/2009 | WO2009081342A1 Low magnetic field inductor |
| 07/02/2009 | US20090170708 Superconducting wire and superconducting coil made therewith |
| 07/02/2009 | US20090167478 Device for improving eddy current loss of transformer and controlling method thereof |
| 07/02/2009 | US20090167475 Winding Method and Coil Unit |
| 07/02/2009 | US20090167474 Transformer improved in leakage inductance |
| 07/02/2009 | US20090167473 Transformer structure |
| 07/02/2009 | US20090167466 Tunable high quality factor inductor |
| 07/02/2009 | DE112007001155T5 Spule und Verfahren zum Bilden einer Spule Coil and method of forming a coil |
| 07/02/2009 | DE112007000344T5 Schutzdrosselteil Protection throttle part |
| 07/02/2009 | DE102007061651A1 Transformer for e.g. switching regulator, of switching power supply, has daughter printed circuit board completely sealed as separate part with casting resin, and attached to base printed circuit board |
| 07/02/2009 | DE102007029905B4 Verfahren zum Betreiben eines elektrischen Transformators A method of operating an electrical transformer |
| 07/01/2009 | EP2075806A1 Dry-type resin-insulated transformer with shielded side-by-side primary windings |
| 07/01/2009 | EP2075804A1 Structure for drawing out lead wires from a coil device |
| 07/01/2009 | EP2074639A1 Low voltage coil and transformer |
| 07/01/2009 | EP2074638A2 Dry-type transformer with shielded core/coil assembly and method of manufacturing the same |
| 07/01/2009 | CN201266539Y Denoise component of transformer and transformer containing the same |
| 07/01/2009 | CN201266538Y Coil holder structure of transformer |
| 07/01/2009 | CN201266537Y Transformer coil outlet row |
| 07/01/2009 | CN201266536Y Improved structure of transformer terminal |
| 07/01/2009 | CN201266535Y Outlet device of special type transformer mutual-inductor |
| 07/01/2009 | CN201266534Y Three-phase high-voltage coil wire splice structure of stereo iron core winding resin insulated dry transformer |
| 07/01/2009 | CN201266533Y Improved structure for inducer |
| 07/01/2009 | CN201266532Y Combined tri-turn copper sheet coil |
| 07/01/2009 | CN201266531Y High-voltage coil of dry-type loaded thickness voltage-regulating transformer |
| 07/01/2009 | CN201266530Y Cooling apparatus |
| 07/01/2009 | CN201266529Y Track-sticking device of removable transformer |
| 07/01/2009 | CN201266528Y Mobile transformer with collapsible fixed device |
| 07/01/2009 | CN201266527Y Grounding device for high voltage large-capacity power transformer |
| 07/01/2009 | CN101473389A Transformer for vehicles |
| 07/01/2009 | CN101471171A Amorphous alloy oil immersion type distribution transformer body structure and manufacturing method thereof |
| 07/01/2009 | CN101471170A Amorphous alloy oil immersion type distribution transformer body structure and manufacturing method thereof |
| 07/01/2009 | CN101471169A Improved structure of amorphous iron core |
| 07/01/2009 | CN101471168A Installation method for inductor of duplexer |
| 06/30/2009 | US7554431 Multiphase induction device |
| 06/30/2009 | US7554423 Cancellation of inductor winding capacitance |
| 06/25/2009 | WO2009077991A1 Current sensor with laminated magnetic core |
| 06/25/2009 | WO2009077093A1 Induction component |
| 06/25/2009 | US20090163817 Rotary Transformer |
| 06/25/2009 | US20090160596 Magnetic device |
| 06/25/2009 | US20090160594 Coiled component and electronic apparatus |
| 06/25/2009 | US20090160593 Structure for drawing out lead wires from a coil device |
| 06/25/2009 | US20090160592 Helical core on-chip power inductor |
| 06/25/2009 | US20090160580 Coil leading structure and filter thereof |
| 06/25/2009 | US20090160350 Balance transformer and backlight apparatus |
| 06/25/2009 | US20090160262 Installation |
| 06/25/2009 | US20090160261 Wireless energy transfer |
| 06/25/2009 | US20090160018 Inductor and manufacturing method threof |
| 06/25/2009 | DE102007063170A1 Induktionsbauteil Induction component |
| 06/24/2009 | EP2073025A1 Current sensor with laminated magnetic core |
| 06/24/2009 | CN201262885Y External loading type conformal shielding made through bending copper or aluminium tube stick for transformer structural member |
| 06/24/2009 | CN201262884Y Ground shielding device for transformer |
| 06/24/2009 | CN201262883Y Two-pole parallel connection end 500kV outlet device OF transformer |
| 06/24/2009 | CN201262882Y Special winding bracket of transformer |
| 06/24/2009 | CN201262881Y Single-phase testing transformer |
| 06/24/2009 | CN201262880Y Support structure for leads press platen on lower valve side of converter transformer |
| 06/24/2009 | CN201262879Y Support structure for leads press platen on top valve side of converter transformer |
| 06/24/2009 | CN201262878Y Multifunctional trunk sub termination for primary side of rectifier transformer |
| 06/24/2009 | CN201262877Y Grounding terminal piece of transformer |
| 06/24/2009 | CN201262876Y High-frequency transformer of spot welding machine |
| 06/24/2009 | CN201262875Y Improved structure of transformer iron core |
| 06/24/2009 | CN201262874Y Vertical oil conservater for transformer external oil |
| 06/24/2009 | CN201262873Y Device for switching transformer pouring and discharging oil flow |
| 06/24/2009 | CN201262872Y Device for heating transformer oil |
| 06/24/2009 | CN201262871Y Low material consumption bucket type transformer oil tank |
| 06/24/2009 | CN201262870Y Transformer bucket type oil tank convenient to draw |
| 06/24/2009 | CN201262869Y Guide structure for transformer coil oil |
| 06/24/2009 | CN201262868Y Improved epoxy pouring type reactor/transformer structure |
| 06/24/2009 | CN201262867Y Positioning structure of transformer incasement |
| 06/24/2009 | CN201262866Y Self-cooling transformer case body structure convenient for radiating |
| 06/24/2009 | CN201262865Y Insulation collar ring for ultra-high pressure voltage or extra-high voltage transformer |
| 06/24/2009 | CN201262864Y Insulation voltage equalizing ball for ultra-high voltage or extra-high voltage transformer |
| 06/24/2009 | CN201262863Y Fixed device for three-dimensional bump recorder of large-sized transformer |
| 06/24/2009 | CN101467223A Device for absorption of noise |
| 06/24/2009 | CN101465198A Transformer structure and production method thereof |
| 06/24/2009 | CN101465197A Buttjunction type cross section approximate circle amorphous single iron-core with double coils |
| 06/24/2009 | CN101465196A Magnetic loop easy of permanent installation |
| 06/24/2009 | CN101465195A Method for manufacturing power decentralization and power centralization type transformer oil tank |
| 06/24/2009 | CN100505502C Frequency converter with air cooling |
| 06/24/2009 | CN100505111C Wire for coil |
| 06/23/2009 | US7551053 Coil device |
| 06/23/2009 | US7551052 Embedded inductor devices and fabrication methods thereof |
| 06/23/2009 | US7550951 Two-step battery charger |
| 06/23/2009 | US7549526 Coin identifying sensor and a coin selector with coin identifying apparatus |
| 06/18/2009 | WO2009075110A1 Inductance part and method for manufacturing the same |
| 06/18/2009 | WO2009074086A1 Integral packaged apparatus of transformer and capacitor and method thereof |
| 06/18/2009 | US20090153285 Method and apparatus for transferring energy in a power converter circuit |
| 06/18/2009 | US20090153284 Inductor packaging for power converters |
| 06/18/2009 | US20090153282 Electronic component and production method thereof |
| 06/18/2009 | US20090153280 Structure of transformer |
| 06/18/2009 | US20090152965 Winding Assembly for Motor |
| 06/18/2009 | DE102007060556A1 Transmission unit for transmitting of electrical energy and/or information for e.g. field device, has electrical conductors wounded on surface of base body so that winding areas of conductors are held at different winding areas of body |
| 06/17/2009 | EP2071596A2 Complex inductor and power supply unit |
| 06/17/2009 | EP1989717B1 Method for drying a dehumidifier |