| Patents for H01F 38 - Adaptations of transformers or inductances for specific applications or functions (13,550) |
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| 04/11/2013 | US20130088087 Non-contact power feeding device |
| 04/11/2013 | DE102011115092A1 System for contactless transmission of power and data, has windings, which are designed such that total voltage from two power coils is not induced to communication coils |
| 04/10/2013 | EP2578869A1 Starter circuit for a motor vehicle comprising a device for stepping up the battery voltage and starter so equipped |
| 04/10/2013 | EP2577693A1 Improved receiver coil |
| 04/10/2013 | EP2577692A2 Transmitter module for use in a modular power transmitting system |
| 04/10/2013 | EP2576274A2 A wireless power receiving unit for receiving power, a wireless power transferring unit for transferring power, a wireless power transferring device and use of a wireless power transferring device |
| 04/10/2013 | CN202871551U 10 KV integrated three-component combined mutual inductor |
| 04/10/2013 | CN202871550U Welding structure of shield barrel of current transformer for gas insulated switchgear (GIS) and flange |
| 04/10/2013 | CN202871549U Coil fixing structure of sulfur hexafluoride current transformer |
| 04/10/2013 | CN202871548U Electric type current mutual inductor matched with low-voltage circuit breaker |
| 04/10/2013 | CN202871547U Electronic current transformer for high voltage cubicle gas insulated switchgear in matching mode |
| 04/10/2013 | CN202871546U Current transformer |
| 04/10/2013 | CN202871545U Current transformer adopting hollow coil |
| 04/10/2013 | CN202871544U Mining voltage transformer |
| 04/10/2013 | CN202871543U Pen type automobile pressure boosting ignition coil |
| 04/10/2013 | CN202871498U Terminal box for mutual inductor |
| 04/10/2013 | CN202870143U Transformer with separable sensing head |
| 04/10/2013 | CN103038979A An ICPT system, components and design method |
| 04/10/2013 | CN103038976A Multi-loop wireless power receive coil |
| 04/10/2013 | CN103038840A Ignition apparatus with improved sealing properties |
| 04/10/2013 | CN103038089A Coil unit, non-contact power transmitting apparatus, non-contact power receiving apparatus, vehicle,non-contact power supply system |
| 04/10/2013 | CN103038087A Coil unit, non-contact power transmission device, non-contact power reception device, non-contact power supply system, and vehicle |
| 04/10/2013 | CN103036572A Decoder and decoding method for two speed resolver |
| 04/10/2013 | CN103035393A Electromagnetic unit and capacitor voltage transformer including electromagnetic unit |
| 04/10/2013 | CN103035392A Voltage transformer provided with carrier communication interface |
| 04/10/2013 | CN103035391A Ignition coil for internal combustion engine |
| 04/10/2013 | CN103035366A Plastic shell and method for manufacturing core perforating type current transformer |
| 04/10/2013 | CN103035345A Hollow composite insulator for 245KV and 252KV mutual inductors |
| 04/10/2013 | CN102354598B Capacitive divider with medium voltage positioned at high-voltage side |
| 04/10/2013 | CN102208269B Current transformer component for low electric currents |
| 04/10/2013 | CN102082024B Vacuum treatment method of external-expander capacitive voltage transformer |
| 04/09/2013 | US8415833 Wireless energy transfer with negative index material |
| 04/04/2013 | WO2013048261A1 Wirelessly rechargeable battery and components thereof |
| 04/04/2013 | WO2013048036A1 Wireless power repeater and wireless power transmitter |
| 04/04/2013 | WO2013047732A1 Power supply system |
| 04/04/2013 | WO2013046757A1 Electronic device |
| 04/04/2013 | WO2013046533A1 Planar coil and coil module, power reception apparatus, and contactless power transmission apparatus provided with same |
| 04/04/2013 | WO2013046368A1 Power receiving device, power transmitting device, and power transmission system |
| 04/04/2013 | WO2013046366A1 Power receiving device, power transmitting device, and power transmission system |
| 04/04/2013 | WO2013044542A1 Optical voltage transformer based on electro-optical effect |
| 04/04/2013 | WO2013044441A1 Rotary transformer and motion encoder using the transformer |
| 04/04/2013 | US20130082648 Power receiving device and contactless power feeding system |
| 04/04/2013 | US20130082539 Wireless Power Receiving Unit For Receiving Power, A Wireless Power Transferring Unit For Transferring Power, A Wireless Power Transferring Device And Use Of Wireless Power Transferring Device |
| 04/04/2013 | US20130082538 Circuitry And Method For Inductive Power Transmission |
| 04/04/2013 | US20130082536 System and method for improved control in wireless power supply systems |
| 04/04/2013 | DE102008064710B4 Data transmission device for use in electrical consumer, has secondary inductor inductively coupled to primary inductor, and series resonance circuit connected parallel to another series resonance circuit and coupled to primary inductor |
| 04/03/2013 | CN202856391U Cell system, cell apparatus, control device, and electric car |
| 04/03/2013 | CN202855531U Current transformer |
| 04/03/2013 | CN202855530U Condensation and temperature observation device inside sulfur hexafluoride current transformer |
| 04/03/2013 | CN202855529U Current transformer special for the W-series voltage type |
| 04/03/2013 | CN202855528U Explosion-proof membrane protective cover of power grid SF6 current transformer |
| 04/03/2013 | CN202855527U Double-shielded dry type mutual inductor with overvoltage protector |
| 04/03/2013 | CN202855526U Voltage transformer |
| 04/03/2013 | CN202855525U Reinforced insulation mutual inductor |
| 04/03/2013 | CN202855524U Rotary transformer device, angle position detection device and stator of angle position detection device |
| 04/03/2013 | CN202855523U Rotary transformer device, direct drive motor system and angle position detection device |
| 04/03/2013 | CN202855522U Synchronous rotary transformer, rotary transformer and angle detection device |
| 04/03/2013 | CN202855521U Ignition coil of engine |
| 04/03/2013 | CN202851235U Ignition coil high voltage output assembly with electromagnetic interference restraining function |
| 04/03/2013 | CN202851234U Auto ignition coil high voltage output assembly with rigid linings |
| 04/03/2013 | CN202851233U High voltage output rubber component of automobile ignition coil |
| 04/03/2013 | CN103026457A Inductively coupled dielectric barrier discharge |
| 04/03/2013 | CN103026436A Wireless electric power transmission system and electric power transmitting and receiving device provided with heat release structure |
| 04/03/2013 | CN103025563A A wireless power receiving unit for receiving power, a wireless power transferring unit for transferring power, a wireless power transferring device and use of a wireless power transferring device |
| 04/03/2013 | CN103021646A Electronic current/voltage transformer-shielding cylinder for GISes (gas-insulated switchgears) |
| 04/03/2013 | CN103021645A Method and structure for improving electrical precision of non-contact rotating transformer |
| 04/03/2013 | CN103021644A Hand tool device having at least one charging coil |
| 04/03/2013 | CN103009351A Hand tool device having at least one charging coil |
| 04/02/2013 | US8410636 Low AC resistance conductor designs |
| 03/28/2013 | WO2013042399A1 Non-contact power supply system |
| 03/28/2013 | WO2013042353A1 Non-contact power supply system |
| 03/28/2013 | WO2012169728A3 Resonant coil, wireless power transmitter using the same, wireless power receiver using the same |
| 03/28/2013 | WO2011147451A3 A wireless power receiving unit, a wireless power transferring unit, a wireless power transferring device and use of a wireless power transferring device |
| 03/28/2013 | US20130078917 Near field communication antenna device of mobile terminal |
| 03/28/2013 | US20130076308 Arrangement for a charger |
| 03/28/2013 | US20130076156 Inductive charging |
| 03/28/2013 | US20130076154 Inductive power supply system with multiple coil primary |
| 03/28/2013 | DE102012108797A1 Stromwandleranordnung für den Einsatz in elektrischen Überwachungssystemen und Verfahren zum Zusammenbau derselben Current transformer assembly for use in electrical monitoring systems and methods of assembling the same |
| 03/27/2013 | EP2573781A1 High voltage current coil |
| 03/27/2013 | EP2572363A1 Inductive power transfer system primary track topologies |
| 03/27/2013 | CN202839287U Current transformer with insulating sleeve |
| 03/27/2013 | CN202839286U Current transformer |
| 03/27/2013 | CN202839285U Secondary wiring board of voltage transformer |
| 03/27/2013 | CN202839284U Mutual inductor |
| 03/27/2013 | CN202839283U Rotary transformer with function of detecting bearing running laps |
| 03/27/2013 | CN202839282U Loose coupling transformer in non-contact energy transmission system used for measurement while drilling |
| 03/27/2013 | CN103003897A Inductive power transfer system primary track topologies |
| 03/27/2013 | CN103001566A Adjustable on-chip inductor with superhigh Q value |
| 03/27/2013 | CN103000469A PT (Potential Transformer) safety device |
| 03/27/2013 | CN103000361A Current transformer |
| 03/27/2013 | CN103000360A 10kV-20kV voltage transformer and voltage changing method |
| 03/27/2013 | CN103000359A Transformer and package manufacturing method thereof |
| 03/27/2013 | CN101730918B Ultra high speed signal transmission/reception |
| 03/27/2013 | CN101232189B Adaptive inductive power supply with communication |
| 03/25/2013 | DE202011052457U1 Vorrichtung zur Übertragung von elektrischer Energie und/oder elektrischen Signalen von einer feststehenden Wand auf einen an der Wand befestigten Flügel Device for transmitting electrical energy and / or electrical signals from a fixed wall to a wing attached to the wall |
| 03/21/2013 | WO2013038591A1 Power-reception device, power-transmission device, and power-transfer device |
| 03/21/2013 | WO2013038074A2 Inductive power transmission device |
| 03/21/2013 | WO2013037696A1 An integrated magnetics component |
| 03/21/2013 | WO2013014356A3 Motor vehicle starter circuit comprising a battery voltage step-up device and starter so equipped |
| 03/21/2013 | US20130072117 Decoupled multi-loop wideband antennas for magnetic communication |