| Patents for H01F 21 - Variable inductances or transformers of the signal type (1,432) |
|---|
| 05/10/2011 | US7940151 Inductive device including permanent magnet and associated methods |
| 05/05/2011 | DE102007027149B4 Tauchankeraufnehmer aus Metallen unterschiedlicher magnetischer Permeabilität Diving Anke Rauf taker of metals of different magnetic permeability |
| 04/26/2011 | US7932798 System, an inductive power device, an energizable load and a method for enabling a wireless power transfer |
| 04/20/2011 | EP2312596A2 SIP (symmetrical-in-parallel) induction coils for electromagnetic devices |
| 04/20/2011 | CN101295575B Great current bearable and continuously adjustable microinductor unit |
| 04/14/2011 | WO2011044100A2 Ferromagnetic resonance and memory effect in magnetic composite materials |
| 04/12/2011 | US7924135 Transformer |
| 04/12/2011 | US7924134 Inductor packaging for power converters |
| 04/12/2011 | US7924130 Isolation magnetic devices capable of handling high speed communications |
| 03/31/2011 | US20110074533 Center Tapped Transformers for Isolated Power Converters |
| 03/30/2011 | EP2302648A1 Self power-acquiring quickly responsive controllable electric reactor |
| 03/30/2011 | CN201780842U Reactor with adjustable air gap infill panel |
| 03/22/2011 | US7911307 Rotary transformer |
| 03/15/2011 | US7907041 Cladding element with an integrated reception unit for the contactless transfer of electrical energy and method for the production thereof |
| 03/10/2011 | US20110057758 Wire winding device for a high power level transformer |
| 03/02/2011 | CN201754360U Single core column adjustable reactor |
| 02/22/2011 | US7893808 Conductor assembly having an axial field in combination with high quality main transverse field |
| 02/22/2011 | CA2414724C Induction sensor using printed circuit |
| 02/16/2011 | EP2283496A2 Variable width transverse flux electric induction coils |
| 02/15/2011 | US7889040 DC inductor |
| 02/03/2011 | WO2011014608A2 Subsea data and power transmission inductive coupler and subsea cone penetrating tool |
| 02/01/2011 | US7880577 Current doubler rectifier with current ripple cancellation |
| 01/27/2011 | US20110018668 Variable Inductor with Non-Magnetic Core and Method of Manufacture Therefor |
| 01/27/2011 | US20110018667 Transponder system |
| 01/19/2011 | CN201717079U Compensation reactor of dry type electromagnetic unit |
| 01/18/2011 | US7872557 Inductive interface for an article of clothing and use of the interface |
| 01/12/2011 | CN101188159B Segment adjustable inductor |
| 01/05/2011 | CN201698858U Separating type magnetic control reactor for control box |
| 01/05/2011 | CN201692878U Variable flux type dedusting and purifying device for electric fishing tar |
| 01/05/2011 | CN101425358B Lightning current waveform forming inductor |
| 12/30/2010 | US20100328005 Dry type transformer with improved cooling |
| 12/29/2010 | CN101930826A 连续变压器 Continuous transformer |
| 12/28/2010 | US7859381 Autotransformer using printed wireboard |
| 12/23/2010 | US20100321141 Transformer |
| 12/22/2010 | CN201681689U Transformer winding adjustment structure |
| 12/15/2010 | CN101919012A Electrically variable inductor, associated tunable filter and methods |
| 12/15/2010 | CN101919011A Inductive power transmission platform |
| 12/07/2010 | US7847669 Micro-electromechanical switched tunable inductor |
| 12/07/2010 | US7847664 Electromagnetic apparatus using shared flux in a multi-load parallel magnetic circuit and method of operation |
| 12/07/2010 | US7847663 Filtering choke arrangement |
| 12/01/2010 | CN101465194B On-load adjustable stepless voltage-stabilizing transformer |
| 11/25/2010 | US20100295625 Variable inductor |
| 11/23/2010 | US7839254 Transformer with high voltage isolation |
| 11/23/2010 | US7839249 Splitter |
| 11/17/2010 | CN201638634U Multi-stage coarse-and-fine continuous voltage-regulation rectifier transformer for tertiary winding |
| 11/10/2010 | CN101882499A Magnetic valve type controllable reactor |
| 11/09/2010 | US7830233 Electrical induction device for high-voltage applications |
| 11/03/2010 | EP2245640A1 Electrically variable inductor, associated tunable filter and methods |
| 11/02/2010 | US7825764 Signal transmitter and signal transmission apparatus |
| 11/02/2010 | US7825537 Inductive power transfer system and method |
| 10/14/2010 | DE202010010051U1 Übertragermodul Transmitter module |
| 10/13/2010 | EP2239837A1 Actuator using magnetic force, and drive device and sensor using the same |
| 10/13/2010 | CN101345122B Direct current flux control type adjustable reactor |
| 10/12/2010 | USRE41814 Method and apparatus for providing selectable output voltages |
| 10/07/2010 | US20100253457 Method for controlling movable inductor by using magnetism and device thereof |
| 10/07/2010 | US20100253454 Balun for magnetic resonance imaging |
| 10/06/2010 | CN201600983U 一种摆动电抗器及应用该电抗器的逆变式交流氩弧焊机 One kind of swing reactors and applying the choke AC inverter welding machine |
| 10/05/2010 | US7808355 Combined type transformer and buck-boost circuit using the same |
| 10/05/2010 | US7808353 Coil system for plasmoid thruster |
| 10/05/2010 | US7808352 Wire winding device for a high power level transformer |
| 09/28/2010 | US7804388 Transformer |
| 09/23/2010 | US20100237849 Signal transformer |
| 09/22/2010 | CN201590302U Self-adjusting reactor |
| 09/21/2010 | US7800475 Non-contact signal transmission apparatus |
| 09/21/2010 | US7800474 Bond magnet for direct current reactor and direct current reactor |
| 09/14/2010 | US7796006 Suspension inductor devices |
| 09/14/2010 | US7796004 Ignition coil |
| 09/14/2010 | US7795562 Dual coil induction heating system |
| 09/09/2010 | US20100225431 Steel having non-magnetic portion, its producing method, and revolving electric core |
| 09/08/2010 | CN101826388A Inductance element |
| 09/08/2010 | CN101413808B Transformer type sensor |
| 09/01/2010 | CN101819854A Tertiary winding multi-stage coarse and fine continuous voltage adjustment rectifier transformer |
| 08/31/2010 | US7786833 Edgewise coil |
| 08/24/2010 | US7782168 Reactor part |
| 08/17/2010 | US7777604 Ignition coil |
| 08/11/2010 | CN201549305U Iron-core reactor capable of continuously adjusting inductance |
| 08/11/2010 | CN101800116A analogue transformer |
| 08/11/2010 | CN101799270A Transformer type angle sensing system |
| 07/28/2010 | CN101789305A Tertiary winding continuous voltage regulation rectifier transformer |
| 07/21/2010 | CN101783231A Method for regulating inductance values of chokes and design method of chokes |
| 07/21/2010 | CN101529331B Monitoring scan mirror motion in electro-optical readers and image projectors |
| 07/20/2010 | US7760063 Structure of transformer |
| 07/13/2010 | US7755463 Integrated circuits with inductors |
| 07/06/2010 | US7751793 Integrated structure of inductances with shared values on a semiconductor substrate |
| 07/06/2010 | US7750786 Electromagnetic coil |
| 07/06/2010 | US7750507 Single coil pair, multiple axis inductive power coupling apparatus and method |
| 07/01/2010 | US20100164667 On-chip transformer balun structures |
| 07/01/2010 | US20100164660 Method and apparatus for coil-less magnetoelectric magnetic flux switching for permanent magnets |
| 06/30/2010 | EP2201581A2 Inductive power transmission platform |
| 06/30/2010 | CN201518264U Adjustable intermediate frequency transformer |
| 06/30/2010 | CN201518263U Novel adjustable intermediate frequency transformer |
| 06/30/2010 | CN201518262U Intermediate frequency inducer |
| 06/30/2010 | CN201518261U Adjustable mid-peripheral inductor |
| 06/17/2010 | WO2010067659A1 Coil part |
| 06/17/2010 | WO2010067649A1 Variable inductor |
| 06/17/2010 | US20100148905 Inductor module and circuit module |
| 06/16/2010 | CN101743602A Method for influencing the magnetic coupling between two bodies at a distance from each other and device for performing the method |
| 06/10/2010 | WO2010063140A1 A controllable reactor and fabrication method thereof |
| 06/10/2010 | WO2010044670A3 Method and device for a controllable coil and/or capacitor and/or circuit |
| 06/09/2010 | CN201503745U Moving-iron regulating device for AC electric welding machine |