| Patents for H01F 38 - Adaptations of transformers or inductances for specific applications or functions (13,550) |
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| 01/30/2008 | CN201015239Y Lighting tube power source supply circuit and its transformer |
| 01/30/2008 | CN201015098Y Vacuum type voltage mutual inductor |
| 01/30/2008 | CN101116378A Lamp base for a high-pressure discharge lamp and corresponding high-pressure discharge lamp |
| 01/30/2008 | CN101114542A Power conversion type ballast |
| 01/29/2008 | CA2360317C High-voltage transformer |
| 01/24/2008 | WO2006103621A3 High-voltage pulse generator, and lighting apparatus and vehicle having the same |
| 01/24/2008 | US20080018176 Power supply for a rapier head |
| 01/23/2008 | EP1880586A1 Starter transformer and lamp socket for a discharge lamp |
| 01/23/2008 | EP1880458A1 Tuning methods and apparatus for inductively coupled power transfer (icpt) systems |
| 01/23/2008 | CN201011519Y Novel pouring type current mutual inductor |
| 01/23/2008 | CN100364208C Induction circuit for contactless power supply apparatus |
| 01/17/2008 | US20080012676 Inverter Transformer |
| 01/16/2008 | EP1878910A2 Ignition coil for use in engine |
| 01/16/2008 | CN201008093Y Voltage mutual inductor ferromagnetic resonance canceling device |
| 01/16/2008 | CN201005677Y Organism information processing instrument |
| 01/16/2008 | CN101106016A Modified double power ballast |
| 01/16/2008 | CN101106012A Inverter transformer and discharge tube drive circuit using the same |
| 01/10/2008 | US20080007381 Method and apparatus for substantially reducing electrical earth displacement current flow generated by wound components |
| 01/10/2008 | US20080006255 Coil-on-plug ignition terminal |
| 01/10/2008 | US20080006254 Ignition apparatus for internal combustion engine |
| 01/09/2008 | EP1559120B1 Transformer |
| 01/09/2008 | CN100360825C Biaxial and electric rotating machine coupling |
| 01/08/2008 | US7317370 Ignition coil |
| 01/03/2008 | US20080001694 Organic Combined Insulated Dry Electronic Transformer for Outputting the Optical Signals |
| 01/02/2008 | EP1873795A1 Inverter transformer and discharge tube drive circuit using the same |
| 01/02/2008 | CN201000811Y Low remanence current mutual inductor |
| 01/02/2008 | CN201000810Y Flexible current mutual inductor |
| 01/02/2008 | CN201000809Y Open/close current transformer |
| 01/02/2008 | CN200998805Y Energy-saving highly-effective alternating current energy arc welder |
| 01/02/2008 | CN101098109A Three-level resonant transformer |
| 01/02/2008 | CN101097806A High-voltage transformer |
| 01/01/2008 | US7315231 Electrical reactor assembly having center taps |
| 12/27/2007 | US20070296393 Inductively Powered Mobile Sensor System |
| 12/27/2007 | DE102006028421A1 Defects detection method in underground pipelines for gaseous or liquid media, involves impinging of monitoring lines with high frequency current and transferring current to sensor without direct contact by electrical or magnetic field |
| 12/26/2007 | CN200997333Y Dry high-voltage current mutual inductor of capacitant insulating |
| 12/19/2007 | EP1867015A2 6 KHz AND ABOVE GAS DISCHARGE LASER SYSTEM |
| 12/19/2007 | CN101091418A Transformer, illuminating apparatus using the same, and display apparatus using the same |
| 12/19/2007 | CN101090037A Manufacturing method for feed-through bar isolator of electricity meter mutual inductor |
| 12/19/2007 | CN101090036A Balance transformer |
| 12/19/2007 | CN101090035A Pressure magnetic element and light source drive device using it |
| 12/13/2007 | DE102007024293A1 Rail-transport system e.g. overhead-monorail, has elongated sections in which one of sections is encompassed by adapter, which has current loop that is formed by forward conductors and reverse conductors |
| 12/13/2007 | DE102006025461A1 Übertragerkopf und Anlage Pick-and-conditioning |
| 12/13/2007 | DE102006025460A1 Contactless energy transmission system, has primary conductor system provided with two line-like elongations, where each elongation exhibits elongation section before junction and another elongation section after junction |
| 12/13/2007 | DE102004063917B4 Vorrichtung zur berührungslosen Energieübertragung elektrischer Leistung Device for contactless power transmission of electrical power |
| 12/13/2007 | DE10112892B4 Vorrichtung zur Übertragung von Daten innerhalb eines Systems zur berührungsfreien induktiven Energieübertragung An apparatus for transferring data within a system for the contactless inductive energy transfer |
| 12/12/2007 | CN200990287Y Lid hinged low-voltage current mutual inductor |
| 12/12/2007 | CN200990286Y Three-phase high-votlage rectifier transformer for electric dust-cleaning use |
| 12/12/2007 | CN101087068A A method for eliminating power voltage surge caused by thunder |
| 12/12/2007 | CN101086918A A three-phase controllable electrical resistor |
| 12/12/2007 | CN101086917A Compensation method of voltage mutual inductor and secondary loop voltage reduction error and compensation device |
| 12/11/2007 | US7307502 Power inductor with reduced DC current saturation |
| 12/11/2007 | US7305751 Electrical contact between thin varnished wires of the secondary winding of an ignition coil |
| 12/06/2007 | WO2007138857A1 Radio frequency ic device and composite component for radio frequency ic device |
| 12/06/2007 | WO2007137915A1 Ignition coil |
| 12/06/2007 | US20070279175 Current sensor |
| 12/06/2007 | US20070279019 Transformer Based Voltage Supply |
| 12/06/2007 | US20070277795 Ignition coil, mounting structure, and method for mounting of the same |
| 12/06/2007 | DE102007023343A1 Transmitter head for contactless energy transmission system, has condensers and winding arranged in inner side of housing and separated by ferrite parts, where condensers and secondary coil are arranged in same or overlapping axial areas |
| 12/06/2007 | DE102007014712A1 Anlage Plant |
| 12/06/2007 | DE102006025458A1 Arrangement comprises primary conductor system and device arranged with transmitter head along conductor system in moving manner |
| 12/06/2007 | DE102006025073A1 Zündspule Ignition coil |
| 12/05/2007 | EP1861858A2 A system, an inductive powering device, an energizable load and a method of for enabling a wireless power transfer |
| 12/05/2007 | CN200986853Y Dry-type capacitive electromagnetic potential transformer |
| 12/05/2007 | CN200986852Y Shaft angle changing device for dual-channel and dual-margin rotary transformer |
| 12/05/2007 | CN101084700A Multuple-light discharge lamp lighting device |
| 12/05/2007 | CN101084512A Transponder system |
| 12/05/2007 | CN100353469C Stick ignition coil apparatus for ignition plug |
| 11/29/2007 | US20070276538 Tool for an Industrial Robot |
| 11/29/2007 | DE10241581B4 Schleifringanordnung insbesondere zum Einsatz in Computertomographen mit Steuerung der Senderamplitude The slip ring assembly especially for use in computer tomographs with control of the transmitter amplitude |
| 11/28/2007 | EP1478846B1 Electronic module for internal combustion engine ignition coil |
| 11/28/2007 | CN200983315Y Spiral tube hollow coil current mutual inductor with compensation coil |
| 11/28/2007 | CN200983314Y PCB hollow coil current sensor |
| 11/28/2007 | CN200983313Y Non crystal ironic core energy-saving and capacity-adjusting transformer special for oil withdrawer |
| 11/28/2007 | CN200983312Y Ultra-high voltage parallel electrical resistor |
| 11/28/2007 | CN200983311Y Dry type resin insulation static dust-removal commutation transformer |
| 11/28/2007 | CN200983308Y Transformer with induction leakage control architecture |
| 11/28/2007 | CN200983306Y 驱动变压器 Drive transformer |
| 11/28/2007 | CN200983304Y Transformer and its applied multi-lamp tube driving circuit |
| 11/28/2007 | CN101080789A Nanocrystalline core for a current sensor, single and double-stage energy meters and current probes containing same |
| 11/28/2007 | CN101080788A Magnetic core for current transformer, current transformer and watthour meter |
| 11/28/2007 | CN100351961C Multicircuit type instrument and split type current transformer for use in measurement thereof |
| 11/28/2007 | CN100351960C Three-phase current transformer and power supply station with such a current transformer |
| 11/28/2007 | CN100351065C Controlled gel of parts and/or hardening and/or cooling method and appts. |
| 11/22/2007 | US20070267918 Device and Method of Non-Contact Energy Transmission |
| 11/21/2007 | EP1858037A1 Inverter transformer |
| 11/21/2007 | EP1856705A2 Rotational transmitter |
| 11/21/2007 | CN200979839Y A protector to prevent circuit opening of a current transducer |
| 11/21/2007 | CN200979838Y An out-door high voltage potential transformer |
| 11/21/2007 | CN101075499A Non-contacting rotary power-supply converter |
| 11/21/2007 | CN101074972A Capacitance mask resistance sensor |
| 11/21/2007 | CN100350523C Stick-shaped ignition coil having internal hole for resin |
| 11/15/2007 | WO2007129588A1 High-voltage transformer |
| 11/15/2007 | WO2007045914A3 Tool interface and method |
| 11/14/2007 | CN101073129A Housing |
| 11/14/2007 | CN101071914A Mains plug |
| 11/14/2007 | CN101071681A Transformer apparatus, inverter transformer, and drive circuit |
| 11/14/2007 | CN101071680A Transformer |
| 11/13/2007 | US7295091 Leakage transformer |
| 11/13/2007 | US7293553 Ignition coil for an internal combustion engine |
| 11/13/2007 | CA2174569C Asynchronous conversion method and apparatus for use with variable speed turbine hydroelectric generation |