| Patents for H01F 30 - Fixed transformers not covered by group (4,595) |
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| 08/01/2012 | CN102624070A Symmetric-type uninterruptible power supply (UPS) power system based on nine-phase phase-shifting autotransformer |
| 08/01/2012 | CN102623157A Novel temperature control ring transformer |
| 07/26/2012 | WO2012099170A1 Contactless power transfer system |
| 07/25/2012 | EP2479764A2 Resin molded coil and molded transformer using the same |
| 07/25/2012 | CN202353433U Combined magnetic component |
| 07/25/2012 | CN202352501U Isolation transformer for high-speed rail uninterrupted power supply (UPS) |
| 07/25/2012 | CN202352500U Transformer with water-cooled reactor |
| 07/25/2012 | CN202352499U 110kV multipurpose high-efficiency energy-saving rectifier transformer special for silicon carbide production |
| 07/25/2012 | CN102611332A Power supply assembly for rectification |
| 07/25/2012 | CN102610378A Flat transformer for switching power supply |
| 07/25/2012 | CN102208268B Character-type transformer |
| 07/25/2012 | CN101958189B Multi-voltage dry type transformer in explosive gas environment |
| 07/18/2012 | EP2477196A2 Building-block-combined-type high power transformer |
| 07/18/2012 | CN202339811U 用于固态高压软起动器的触发板取能隔离变压器 Trigger plate for solid-state high-voltage soft starter can take an isolation transformer |
| 07/18/2012 | CN202339810U 一种大型三相组合高阻抗变压器的布置结构 A large-scale three-phase combination of high impedance transformer arrangement |
| 07/18/2012 | CN202339809U 静电除尘器用低损耗大功率高频高压整流变压器 Electrostatic precipitators use high-power high-frequency low-loss high-voltage rectifier transformer |
| 07/18/2012 | CN102593741A Combined type transformer for photovoltaic power generation |
| 07/18/2012 | CN102592810A AC (alternating current) phase-changing transformer and power transmission method thereof |
| 07/18/2012 | CN102592809A Double-sided secondary lateral lamination transformer |
| 07/18/2012 | CN101982860B Common box traction transformer with four low-voltage winding layers for AT power supply |
| 07/18/2012 | CN101785073B Power transmitting apparatus, power transmitter and power receiver for power transmitting apparatus and method for operating power transmitting apparatus |
| 07/18/2012 | CN101651017B Liquid-magnetism filled high-frequency transformer |
| 07/18/2012 | CN101479817B Configurable multiphase coupled magnetic structure |
| 07/18/2012 | CN101170007B Method for adjusting mutual induction effect |
| 07/18/2012 | CN101071678B Thin film magnetic device and method of manufacturing the same |
| 07/11/2012 | CN202334274U 交直流航空地面静态电源 DC Aviation Ground Static Power |
| 07/11/2012 | CN202332553U 一种便于散热的三相变压器 An easy three-phase transformer cooling |
| 07/11/2012 | CN202332552U 一种高效节能三相变压器 An energy efficient three-phase transformer |
| 07/11/2012 | CN202332519U 节能变压器 Saving transformer |
| 07/11/2012 | CN202332503U 一种可实现平滑切换用于高压电机起动的自耦变压器铁芯 Which can realize smooth switch for high voltage motor starter autotransformer core |
| 07/11/2012 | CN102576599A Reactor |
| 07/11/2012 | CN102576593A Coupled inductor with improved leakage inductance control |
| 07/11/2012 | CN102568795A Three-phase to two-phase balance transformer |
| 07/11/2012 | CN102568794A Multi-module inverter output split-winding transformer |
| 07/11/2012 | CN102568793A Electric furnace transformer using serial conversion pressure regulation three-time connection-disconnection technology |
| 07/11/2012 | CN102568792A Planar transformer, driver and display device provided therewith |
| 07/11/2012 | CN102568791A Single-phase high-voltage testing transformer |
| 07/11/2012 | CN102568790A Dry-type transformer with three different types of secondary voltage |
| 07/10/2012 | US8217744 Transformer arrangement |
| 07/04/2012 | EP2472534A1 Transformer |
| 07/04/2012 | CN202307480U 一种独立型多层pcb平面变压器 An independent type multilayer pcb planar transformer |
| 07/04/2012 | CN202307479U 台上箱式非晶合金变压器 Box-type amorphous alloy transformer stage |
| 07/04/2012 | CN202307478U 软磁pcb硬质印制电路板变压器 Soft pcb rigid printed circuit board transformer |
| 07/04/2012 | CN202307466U 设置有芯柱支撑骨架的变压器 Set a core pillar supporting skeleton transformer |
| 07/04/2012 | CN202291816U 电容储能式焊接机变压器结构 Capacitor discharge welding machine transformer structure |
| 07/04/2012 | CN102543943A Transformer with bypass capacitor and manufacturing method thereof |
| 07/04/2012 | CN102543410A Cascade high-potential energy supply device |
| 07/04/2012 | CN102543406A High-impedance combined-type transformer |
| 07/04/2012 | CN102543405A Novel explosion-proof triangular arrangement toroidal transformer |
| 07/04/2012 | CN102543404A Water-cooled transformer with reactor |
| 07/04/2012 | CN102543403A Self-coupling transformer |
| 07/04/2012 | CN101521467B High-frequency distribution transformer |
| 07/04/2012 | CN101236826B Insulation system and method for a transformer |
| 07/04/2012 | CN101197538B Microminiature power converter |
| 07/04/2012 | CN101136283B Reverse-phase convertor |
| 06/27/2012 | EP2467860A1 Integrated multi-phase planar transformer |
| 06/27/2012 | CN202285195U 一种无局部放电高压补偿电抗器 A non-partial discharge high pressure compensating reactor |
| 06/27/2012 | CN202285194U 平板变压器 Transformer tablet |
| 06/27/2012 | CN102522402A On-chip transformer structure of novel substrate shielding layer |
| 06/27/2012 | CN102522191A Annular isolation transformer |
| 06/27/2012 | CN102522190A Power transformer with direct current magnetic bias compensation capability and working method |
| 06/27/2012 | CN102521017A Method and system for simulating parameters of three-phase auto-coupling transformer |
| 06/21/2012 | WO2012079261A1 Single-phase high-voltage testing transformer |
| 06/21/2012 | US20120157685 Intermediate release nicotinic acid compositions for treating hyperlipidemia which exhibit an in vivo stair-stepped absorption curve |
| 06/21/2012 | US20120154090 Voltage transforming apparatus |
| 06/21/2012 | DE102010063112A1 Vorrichtung zum induktiven Heizen eines Kraftstoffeinspritzventils Apparatus for inductive heating of a fuel injector |
| 06/21/2012 | DE102009003891B4 Transformator mit einer primären Wicklung mit mehreren Segmenten und einer sekundären Wicklung mit mehreren Windungen für ein Leistungsverstärkersystem und Verfahren hierfür Transformer having a primary winding with a plurality of segments and a secondary winding having a plurality of turns on a power amplifier system and method thereof |
| 06/20/2012 | CN202282235U 等离子电视机以太网耦合变压器 Ethernet transformer coupled plasma TV |
| 06/20/2012 | CN101395682B Amorphous transformer for electric power supply |
| 06/14/2012 | US20120146753 Integrated multi-phase planar transformer |
| 06/13/2012 | CN202275707U 一体式升压升流器 One-step-up converter |
| 06/13/2012 | CN101499374B Transformer and multi-light tube driving circuit employing the same |
| 06/07/2012 | WO2012075424A1 Non- linear transformer and method of manufacturing the same |
| 06/07/2012 | US20120139678 Non-Linear Transformer with Improved Construction and Method of Manufacturing the Same |
| 06/07/2012 | CA2819849A1 Non- linear transformer and method of manufacturing the same |
| 06/06/2012 | CN202268240U 一种环形变压器 A toroidal transformer |
| 06/06/2012 | CN101960542B Electric transformer |
| 06/06/2012 | CN101582324B Transformer structure |
| 05/31/2012 | US20120133468 High voltage electro inductive swivel |
| 05/30/2012 | EP1747566B1 Current transformer core and method for producing a current transformer core |
| 05/30/2012 | CN202258748U Mining explosion-proof transformer with sensor alarm system |
| 05/30/2012 | CN102479605A Transformer device and method for manufacturing a transformer device |
| 05/30/2012 | CN102024553B Four-low voltage winding layered box tractive transformer for AT power supply |
| 05/30/2012 | CN101964247B Combining and traction transformer of two low-voltage winding layers for AT (Automatic Transmission) power supply |
| 05/30/2012 | CN101834063B Pulse drive transformer assembly for self-excited switching power supply converter |
| 05/30/2012 | CN101728071B Transformer |
| 05/24/2012 | US20120126923 Submersible dry distribution transformer |
| 05/24/2012 | DE102011055500A1 Transformatorvorrichtung und Verfahren zum Herstellen einer Transformatorvorrichtung A transformer apparatus and method for manufacturing a transformer apparatus |
| 05/23/2012 | EP2454116A2 Device for high-voltage isolation of means for supplying power to electrical device connected to high-voltage potential |
| 05/23/2012 | CN102474187A 线圈一体型开关电源模块 Coil integrated switching power supply module |
| 05/23/2012 | CN101819854B Tertiary winding multi-stage coarse and fine continuous voltage adjustment rectifier transformer |
| 05/23/2012 | CN101507078B Current balancer and low-voltage power distribution system |
| 05/22/2012 | US8183850 Power converting device and power supply apparatus |
| 05/18/2012 | WO2011162473A3 Planar transformer |
| 05/16/2012 | CN202221695U Resin insulating dry type phase shifting rectifier transformer |
| 05/16/2012 | CN202221694U High-density gigabit network transformer with POE (power over Ethernet) function |
| 05/16/2012 | CN202221693U Fiber temperature measurement transformer |
| 05/16/2012 | CN102457167A 多电平并联功率变换器 Multi-level parallel power converter |
| 05/10/2012 | US20120112731 Load sensing high efficiency transformer assembly |
| 05/09/2012 | CN202217578U Oil immersed type transformer using soft connection between expansion tank and gas relay |