| Patents for H01F 27 - Details of transformers or inductances, in general (43,362) |
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| 08/05/2009 | CN201285951Y Electric connector system |
| 08/05/2009 | CN201285695Y Delta connection tap switch for underground transformer |
| 08/05/2009 | CN201285694Y Tapping switch sealing cover for underground transformer |
| 08/05/2009 | CN201285693Y 组合式变压器 Combined Transformer |
| 08/05/2009 | CN201285692Y ZBW4 type combined transformer with interlocking mechanism at high voltage side |
| 08/05/2009 | CN201285691Y Shifting coil type compensation transformer |
| 08/05/2009 | CN201285690Y Epoxy resin casting reactor for high voltage experiment |
| 08/05/2009 | CN201285689Y High voltage transformer for micro-wave oven |
| 08/05/2009 | CN201285688Y High voltage transformer for micro-wave oven |
| 08/05/2009 | CN201285687Y Full sealing energy saving transformer |
| 08/05/2009 | CN201285686Y External switch type oil pumping valve for transformer |
| 08/05/2009 | CN201285685Y Ground buried type distribution transformer |
| 08/05/2009 | CN201285673Y Wide edge dual face self-adhering enameled flat wire |
| 08/05/2009 | CN201285246Y Cooling tube |
| 08/05/2009 | CN201283314Y Self-discharging type electric-magnetic iron remover with forced oil circulation |
| 08/05/2009 | CN101502178A Compact fluorescent lamp |
| 08/05/2009 | CN101501931A Coil component |
| 08/05/2009 | CN101501791A Self-leaded surface mount inductors and methods |
| 08/05/2009 | CN101499567A Device for electric contacting of the wire ends of an electric coil |
| 08/05/2009 | CN101499374A Transformer and multi-light tube driving circuit employing the same |
| 08/05/2009 | CN101499372A Low-voltage winding of oil immersion type power transformer |
| 08/05/2009 | CN101499371A Oil-immersed power transformer |
| 08/05/2009 | CN101499370A Pouring coil surface no-spraying process of dry-type transformer |
| 08/05/2009 | CN101499369A Material used for dry power transformer and its use method |
| 08/05/2009 | CN101499368A Clamping device and method for iron yoke on transformer |
| 08/05/2009 | CN101499367A Amorphous iron-core transformer |
| 08/05/2009 | CN101499366A Coiling method for ring-shaped framework coil |
| 08/05/2009 | CN101499365A Transformer, light tube driving device employing the same and its assembling method |
| 08/05/2009 | CN101499364A Magnetic core and integrated electrical inductance |
| 08/05/2009 | CN101499362A Combined co-mode coil |
| 08/05/2009 | CN101499361A Inducer |
| 08/05/2009 | CN101499360A Inductor and production process therefor |
| 08/05/2009 | CN101499359A Air core inductor including a flux inhibiting member |
| 08/05/2009 | CN101499358A Method for fabricating die-casting coil structure and die-casting coil structure thereof |
| 08/05/2009 | CN100525094C Balun converter |
| 08/05/2009 | CN100524552C Electrical connecting high-voltage mutual inductor |
| 08/05/2009 | CN100524551C Iron-cored cake structure |
| 08/05/2009 | CN100524550C Low voltage composite mold |
| 08/05/2009 | CN100524139C Monitoring device for main transfer wind cooling system and its working method |
| 08/04/2009 | US7570145 Soft magnetism thin film inductor and magnetic multi-element alloy film |
| 08/04/2009 | US7570143 Method for winding a coil, a winding form, and a coil |
| 08/04/2009 | US7569951 Systems and methods for driving a ferrite load |
| 08/04/2009 | CA2619872A1 Methods and configurations of lc combined transformers and effective utilizations of cores therein |
| 07/30/2009 | WO2009094444A1 Transformer with isolated coils |
| 07/30/2009 | US20090189726 Dry-Type Transformer with Improved Terminal Construction and Mounting System Therefor |
| 07/30/2009 | US20090189724 Electromagnetic actuating apparatus |
| 07/30/2009 | US20090189723 Transformer with isolated cells |
| 07/30/2009 | US20090189565 Contact-less power transfer |
| 07/30/2009 | US20090189459 Contactless energy and data transmission device and method |
| 07/30/2009 | US20090189457 Method and system for reading a transponder |
| 07/30/2009 | DE102008004342B3 Anordnung mit mindestens einer elektrischen Wicklung Arrangement with at least one electrical winding |
| 07/30/2009 | DE102007025421B4 Zündtransformator und Zündmodul Ignition transformer and ignition module |
| 07/30/2009 | CA2652850A1 Transformer assembly and light fixture assembly using same |
| 07/29/2009 | CN201282016Y Safety energy-saving transformer |
| 07/29/2009 | CN201282015Y Transformer for air plasma cutting machine |
| 07/29/2009 | CN201282014Y Improved structure of transformer coil holder |
| 07/29/2009 | CN201282013Y Support component for transformer coil |
| 07/29/2009 | CN201282012Y Improved structure of transformer coil holder |
| 07/29/2009 | CN201282011Y Wind power generation triphase dry type transformer |
| 07/29/2009 | CN201282010Y Dual-cleavage type rectifier transformer |
| 07/29/2009 | CN201282009Y Improved annular transformer iron core |
| 07/29/2009 | CN201282008Y 改进型环形变压器铁芯 Improved toroidal transformer core |
| 07/29/2009 | CN201282007Y Saturable reactor for DC transmission inversion valve |
| 07/29/2009 | CN201282006Y Oil tank structure of power distribution power transformer |
| 07/29/2009 | CN201282005Y Cooling air duct structure of dry transformer |
| 07/29/2009 | CN201282004Y Transformer |
| 07/29/2009 | CN201282003Y Novel mounting structure of current transformer |
| 07/29/2009 | CN201282002Y Case structure of dry transformer |
| 07/29/2009 | CN201282001Y Case baffle structure of transformer |
| 07/29/2009 | CN201282000Y Anti-theft base frame of oil well transformer |
| 07/29/2009 | CN201281999Y Interphase baffle structure of dry transformer |
| 07/29/2009 | CN201281998Y Heel piece baffle structure of dry transformer |
| 07/29/2009 | CN101494115A Apparatus f or improving transformer eddy flow attrition, electronic product and control method for the apparatus |
| 07/29/2009 | CN101494114A Cored screw type transformer coil structure |
| 07/29/2009 | CN101494113A Method for manufacturing electric welder transformer coil assembly |
| 07/29/2009 | CN100520999C Leakage transformer |
| 07/29/2009 | CN100520998C Form-less electronic device and methods of manufacturing |
| 07/29/2009 | CN100520997C Water-cooled reactor for converting of integrated gate commutated thyristor |
| 07/28/2009 | US7567164 Transformer having reduced size, safety insulation and low leakage inductance |
| 07/28/2009 | US7567162 Apparatus and method for winding an energy transfer element core |
| 07/28/2009 | US7567161 Coil component |
| 07/28/2009 | US7567160 Supplementary transformer cooling in a reactive power compensation system |
| 07/28/2009 | CA2470983C Transformer with housing and switch gear |
| 07/28/2009 | CA2401254C Multi-layer transformer having electrical connection in a magnetic core |
| 07/23/2009 | US20090184793 Method to fabricate a molding coil structure and a molding coil structure |
| 07/23/2009 | US20090184792 Complex common mode choke |
| 07/23/2009 | US20090184786 Multi-segment primary and multi-turn secondary transformer for power amplifier systems |
| 07/23/2009 | US20090184705 A magnetic core for a current transformer comprising a formulation represented by the general formula: Fe100-x-a-y-cMxCuaM'yX'c (atomic %), M is an element selected from Co and Ni, M' is selected from V, Ti, Zr, Nb, Mo, Hf, Ta, X' is selected from Si and B, x, a, y, and c with specific value |
| 07/23/2009 | US20090184703 Voltage compensator for dual-secondary voltage transformers |
| 07/23/2009 | DE112007002320T5 Transformator des Blechtyps und Entladungsleuchtenbeleuchtungsvorrichtung Transformer of the sheet type and discharge lamps lighting device |
| 07/22/2009 | EP2081287A1 Multi-parallel magnetic-field cancellation type transformer |
| 07/22/2009 | EP2081199A1 Noncontact power-transmission coil, portable terminal, and terminal charging device |
| 07/22/2009 | EP2080202A1 Cooling system for a dry-type air-core reactor |
| 07/22/2009 | EP1636896A4 Three-phase transformer |
| 07/22/2009 | EP1548765B1 Method for manufacturing bonded magnet and method for manufacturing magnetic device having bonded magnet |
| 07/22/2009 | CN201278306Y High voltage component for microwave stove |
| 07/22/2009 | CN201278305Y Shielding cap for transformer |
| 07/22/2009 | CN201278304Y Anti-interference electric transformer on-line monitoring local discharging |
| 07/22/2009 | CN201278303Y Transformer |
| 07/22/2009 | CN201278302Y Transformer insulation structure |