| Patents for H01F 27 - Details of transformers or inductances, in general (43,362) |
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| 02/09/2011 | CN101197206B Low-noise dry type arc suppression coil and method for reducing noise of arc suppression coil |
| 02/08/2011 | US7884694 Transformer |
| 02/08/2011 | US7884693 Two piece bi-metal coil terminal and electrical coil assembly incorporating same |
| 02/08/2011 | US7884692 Transformer structure |
| 02/08/2011 | US7884691 Electrical component with a cooling circuit for underwater operation |
| 02/08/2011 | US7882614 Method for providing a power inductor |
| 02/08/2011 | CA2412346C Winding for a transformer or a coil |
| 02/03/2011 | WO2011014344A1 Dry type pole-mounted transformer |
| 02/03/2011 | WO2011014200A1 Embedded magnetic components and methods |
| 02/03/2011 | WO2011013960A2 Pressure-regulating apparatus for transformer |
| 02/03/2011 | WO2011013662A1 Antenna device and communication device |
| 02/03/2011 | WO2011013607A1 Reactor and reactor-use components |
| 02/03/2011 | WO2011013543A1 Common mode filter |
| 02/03/2011 | WO2011013394A1 Reactor |
| 02/03/2011 | WO2011012181A1 Arrangement of a stepping switch on a control transformer |
| 02/03/2011 | WO2011012149A1 Method for reducing the moisture of an insulation-coated winding and a spraying device for reducing moisture |
| 02/03/2011 | WO2011011969A1 Optical-electrical coil |
| 02/03/2011 | WO2011011966A1 Inductor |
| 02/03/2011 | WO2010126332A3 Stacked inductor using magnetic sheets, and method for manufacturing same |
| 02/03/2011 | US20110026286 Transformer with Power Factor Compensation and A DC/AC Inverter Constructed Thereby |
| 02/03/2011 | US20110025447 High voltage dry-type reactor for a voltage source converter |
| 02/03/2011 | US20110025445 Magnetic element module |
| 02/03/2011 | US20110025444 Magnetic core for a coil device and method for manufacturing a magnetic core |
| 02/03/2011 | US20110025441 Inductor and base thereof |
| 02/03/2011 | US20110025370 Method and System for Testing Yawing System for Wind Turbine |
| 02/03/2011 | DE10224074B4 Stufenschalter Tap changer |
| 02/03/2011 | CA2769458A1 Dry type pole-mounted transformer |
| 02/02/2011 | EP1399934B1 E-i or e-e transformer |
| 02/02/2011 | CN201733109U Intelligent interval stabilized voltage three-phase balance power-saving system |
| 02/02/2011 | CN201733104U Magnetic control reactive transformer |
| 02/02/2011 | CN201733096U Controllable saturable reactor |
| 02/02/2011 | CN201732673U Combined current transformer for branch and division circuit breakers |
| 02/02/2011 | CN201732672U Harmonic elimination type voltage transformer |
| 02/02/2011 | CN201732671U Voltage transformer |
| 02/02/2011 | CN201732668U Ultrahigh voltage on-load voltage-regulating autotransformer |
| 02/02/2011 | CN201732667U Three-phase three-column double-power amorphous alloy electric submersible pump transformer |
| 02/02/2011 | CN201732666U Double-power iron core transformer |
| 02/02/2011 | CN201732665U Dual-power electric submersible pump transformer |
| 02/02/2011 | CN201732664U Double-power-source transformer |
| 02/02/2011 | CN201732663U Amorphous alloy electric submersible pump transformer |
| 02/02/2011 | CN201732662U Magnetic shielding structure of transformer |
| 02/02/2011 | CN201732661U Transformer coil upper end electrostatic ring locating piece |
| 02/02/2011 | CN201732660U 50-kilovolt inner screen continuous coil screen line head structure |
| 02/02/2011 | CN201732659U Outer tension resisting structure of large transformer coil |
| 02/02/2011 | CN201732658U Transformer winding filling structure |
| 02/02/2011 | CN201732657U Iron yoke shielding structure of ultra high voltage transformer |
| 02/02/2011 | CN201732656U Lower iron yoke insulating structure of natural oil circular transformer |
| 02/02/2011 | CN201732655U 非晶合金干式变压器 Amorphous alloy dry-type transformers |
| 02/02/2011 | CN201732654U Permanent-magnet bias magnetic element |
| 02/02/2011 | CN201732653U Sound-proof oil tank structure of transformer |
| 02/02/2011 | CN201732652U Lead clamping piece tightening structure |
| 02/02/2011 | CN201732651U Inspection window shielding structure of ultra high voltage transformer bushing raising holder |
| 02/02/2011 | CN201732650U Lead clamping structure in bushing lifting seat of ultrahigh-voltage transformer |
| 02/02/2011 | CN201732649U Ultrahigh voltage transformer middle coilout lifting base |
| 02/02/2011 | CN201732648U Transformer pre-magnetizing device |
| 02/02/2011 | CN201732638U Supporting post insulator seismic-resistant circular-current-preventive structure |
| 02/02/2011 | CN201732602U Compound enameled aluminum transposition wire |
| 02/02/2011 | CN201728275U Tank rim hole punching tool of transformer oil tank |
| 02/02/2011 | CN1898999B Cold-cathode tube lighting device |
| 02/02/2011 | CN101965618A Conductor connection on transformers |
| 02/02/2011 | CN101965122A Magnetic multi-wall heat shrinkable tube and manufacturing method thereof |
| 02/02/2011 | CN101964250A Anti-resonance 10KV dry-type voltage transformer |
| 02/02/2011 | CN101964249A Power induction structure |
| 02/02/2011 | CN101964248A Transformer |
| 02/02/2011 | CN101964247A Combining and traction transformer of two low-voltage winding layers for AT (Automatic Transmission) power supply |
| 02/02/2011 | CN101964246A Traction transformer series-connected in one box by two low voltage winding layers for AT (Auto-Transformer) power supply |
| 02/02/2011 | CN101964245A Underground totally-sealed combined transformer with lighting protection, overvoltage protection and overcurrent protection |
| 02/02/2011 | CN101964244A Reactor with long-circle iron core and coil structure |
| 02/02/2011 | CN101964243A Transformer coil and casting method thereof |
| 02/02/2011 | CN101964242A Structure of clamping piece of transformer |
| 02/02/2011 | CN101964241A Oil immersed type transformer |
| 02/02/2011 | CN101964240A Axial compaction device of power transformer |
| 02/02/2011 | CN101964239A Transformer clip |
| 02/02/2011 | CN101964238A Damping ring for magnetically saturated reactor |
| 02/02/2011 | CN101964237A Inductor package construction as well as manufacturing method and manufacturing equipment thereof |
| 02/02/2011 | CN101599353B Integrated filter inductance transformer |
| 02/02/2011 | CN101572177B Network transformer as well as network module and electronic device using same |
| 02/02/2011 | CN101527451B Inductor and hollow air chamber integrated overvoltage protective device and application thereof |
| 02/02/2011 | CN101499371B Oil-immersed power transformer |
| 02/02/2011 | CN101406824B Sorbent for processing transformer waste oil and method for producing the same |
| 02/02/2011 | CN101145436B Transformer low voltage large current outlet three-phase shared tank electric shielding structure |
| 02/02/2011 | CN101051553B Oil circulation temperature reducing method for water and gas double condensing transformer and circular temperature reducing device |
| 02/01/2011 | US7880579 Carrier device for a toroidal-core choke, holder for an inductive component, and inductive component |
| 02/01/2011 | US7880578 Conductor assembly including a flared aperture region |
| 02/01/2011 | US7880577 Current doubler rectifier with current ripple cancellation |
| 02/01/2011 | US7880576 Electromagnetic noise absorber |
| 02/01/2011 | US7880575 Coil bus for a transformer |
| 02/01/2011 | US7880338 Power transmission control device, power transmitting device, power receiving device, non-contact power transmission system, electronic instrument, secondary coil position detection method, and primary coil positioning method |
| 02/01/2011 | US7880337 High power wireless resonant energy transfer system |
| 01/27/2011 | WO2011011624A1 Improved low profile inductors for high density circuit boards |
| 01/27/2011 | WO2011010972A1 Windind means for purpose of destroying external magnetic effects in low power current transformers |
| 01/27/2011 | WO2011010561A1 Dust core and method for producing same |
| 01/27/2011 | WO2011010491A1 Switching power supply module having built-in coil |
| 01/27/2011 | WO2011009491A1 Method for reducing the noise emission of a transformer |
| 01/27/2011 | WO2011009482A1 Shielding assembly |
| 01/27/2011 | WO2011009247A1 Inductance component |
| 01/27/2011 | US20110018676 Transformer assembly |
| 01/27/2011 | US20110018675 Sintered ferrite material, wire wound component, and producing method of sintered ferrite material |
| 01/27/2011 | US20110018669 Low Profile Inductors For High Density Circuit Boards |
| 01/27/2011 | US20110018667 Transponder system |