| Patents for H01F 38 - Adaptations of transformers or inductances for specific applications or functions (13,550) |
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| 03/03/2005 | US20050045167 Ignition device for internal combustion engine |
| 03/03/2005 | US20050045166 Ignition coil apparatus for internal combustion engine |
| 03/03/2005 | DE10343011A1 Vorrichtung zum Erwärmen von Speisen mittels Induktion und Vorrichtung zur Übertragung von Energie Apparatus for heating food by induction and apparatus for transmission of energy |
| 03/02/2005 | EP1511131A1 Transformer, socket with high pressure discharge lamp and transformer |
| 03/02/2005 | EP1511045A1 Ignition coil |
| 03/02/2005 | EP1407561B1 Device for the inductive transmission of electrical power |
| 03/02/2005 | CN2682548Y Electric larceny proofing dry type split combined transformer with wholly enclosed primary leadin-leadout terminal |
| 03/02/2005 | CN1191595C Dual-rated current transformer circuit |
| 03/01/2005 | US6860256 Ignition apparatus for internal combustion engine |
| 02/26/2005 | CA2479078A1 Transformer, lamp base having a transformer and high-pressure discharge lamp |
| 02/24/2005 | WO2005018282A1 Device for heating food using induction and device for transmitting energy |
| 02/24/2005 | US20050042563 Electronic ignition circuit for oil burners |
| 02/23/2005 | EP1508146A2 Method and device for installing and removing a current transformer on and from a current-carrying power line |
| 02/23/2005 | CN2681149Y Precision multiple valued inductance standard |
| 02/23/2005 | CN1190809C Winder |
| 02/23/2005 | CN1190808C Transformer for noncontact charging and method for mfg. charged electric implement |
| 02/22/2005 | US6859128 Output choke for D.C. welder and method of using same |
| 02/22/2005 | US6859126 Noncontact transformer |
| 02/22/2005 | US6858172 Current sensor supporting structure |
| 02/22/2005 | US6857420 Ignition coil having a connecting device for contacting a spark plug |
| 02/17/2005 | WO2005015754A2 A flux coil system |
| 02/17/2005 | WO2005015725A1 Switching power supply device |
| 02/17/2005 | WO2005015583A1 Electrical connector |
| 02/17/2005 | WO2003086807A8 Device for supplying energy and for guiding a mobile object inductively |
| 02/17/2005 | US20050035839 Pencil ignition coil |
| 02/17/2005 | DE10351117B3 Rotary transformer e.g. for inductive energy transmission or signal transmission, has primary and secondary windings each divided into winding sections which are interleaved |
| 02/17/2005 | CA2532769A1 Electrical connector |
| 02/16/2005 | EP1506605A2 Contact-less power transfer |
| 02/16/2005 | EP1506554A1 Improvements relating to the transfer of electromagnetic power |
| 02/16/2005 | CN2679814Y Electricity embezzling-proof current transformer |
| 02/16/2005 | CN2679813Y Energy saving transformer of ore heating furnace |
| 02/16/2005 | CN1581612A Ignition device for IC engine |
| 02/16/2005 | CN1581382A Metering type electromagnetic current mutual inductor redidual magnetism inhibiting method |
| 02/16/2005 | CN1581381A Leakage inductance adjustable transformer |
| 02/16/2005 | CN1580630A Multifunction safety-voltage anti-bursting lighting lamp |
| 02/16/2005 | CN1189989C Charging equipment for non-contact power transmission |
| 02/15/2005 | US6856227 Transformer for igniter |
| 02/10/2005 | US20050030146 Flux coil system |
| 02/10/2005 | DE10331316A1 Ferritsystem Ferrite |
| 02/09/2005 | EP1504459A1 Single-unit magnetic coupler and switching power supply |
| 02/09/2005 | EP1503918A1 Device for supplying energy and for guiding a mobile object inductively |
| 02/09/2005 | EP1389079A4 Apparatus for contactless power transfer for implantable medical device |
| 02/09/2005 | EP0960425B1 Current transformer |
| 02/09/2005 | CN2678085Y Combined inductor for preventing electric bugular |
| 02/09/2005 | CN1578580A Cold cathode fluorescent lamp driver circuit |
| 02/09/2005 | CN1577882A Power inductor with reduced DC current saturation |
| 02/09/2005 | CN1577652A High voltage bobbin of fly-back transformer |
| 02/09/2005 | CN1577647A Power inductor with reduced DC current saturation |
| 02/08/2005 | US6853284 High-voltage transformer |
| 02/08/2005 | US6851417 Ignition device for internal combustion engine |
| 02/03/2005 | WO2005010902A1 Current limiter |
| 02/03/2005 | WO2004073283A3 Inductive coil assembly |
| 02/03/2005 | US20050023988 Cold cathode fluorescent lamp driver circuit |
| 02/03/2005 | US20050022377 Method for attaching and for ensuring orientation of components |
| 02/02/2005 | EP1502268A2 Construction of medium voltage power line data couplers |
| 02/02/2005 | CN2676375Y Transformer in CO2 welder equipment |
| 02/02/2005 | CN2676374Y Transformer in air plasma arc cutting machine |
| 02/02/2005 | CN1574588A Contactless power supply |
| 02/02/2005 | CN1187956C Apparatus using double focusing type feedback transformer |
| 02/02/2005 | CN1187767C Focus regulating device for flyback transformer |
| 02/02/2005 | CN1187523C Installation structure of ignition coil of oscillating power device |
| 02/01/2005 | US6850143 Flyback transformer |
| 01/27/2005 | US20050020233 Repeaters sharing a common medium for communications |
| 01/27/2005 | US20050018452 Contactless power supply |
| 01/27/2005 | US20050017658 Transformer and lamp system utilizing the same |
| 01/27/2005 | DE202004016751U1 Transpondersystem Transponder system |
| 01/26/2005 | EP1500255A2 High current inductive coupler and current transformer for power lines |
| 01/26/2005 | CN2674614Y Separated fluorescent lamp ballast |
| 01/26/2005 | CN1571259A Magnetic integration device of zero-voltage switch pulse-wide modulated full bridge converter |
| 01/26/2005 | CN1186788C 高电压变压器 High voltage transformer |
| 01/25/2005 | US6847283 Inductive translator composed of two spools with respective cores |
| 01/25/2005 | US6845764 Ignition apparatus with secondary winding having reduced breakdown failures |
| 01/20/2005 | US20050012586 Power inductor with reduced DC current saturation |
| 01/20/2005 | US20050012584 Method and apparatus for substantially reducing electrical displacement current flow between input and output circuits coupled to input and output windings of an energy transfer element |
| 01/20/2005 | US20050012583 Power inductor with reduced DC current saturation |
| 01/20/2005 | US20050012582 Power inductor with reduced DC current saturation |
| 01/19/2005 | EP1498916A1 Integrated circuit provided for a watthour meter |
| 01/19/2005 | EP1498915A1 Power inductor with reduced DC current saturation |
| 01/19/2005 | EP1498914A1 Power inductor with reduced DC current saturation |
| 01/19/2005 | CN2672823Y Indoor dry combined mutual inductor |
| 01/19/2005 | CN1566746A Multifunctional safety explosion-proof lighting device |
| 01/18/2005 | US6845019 Flyback converter |
| 01/18/2005 | US6844810 Arrangement of a data coupler for power line communications |
| 01/18/2005 | US6844498 Data transmission system for a downhole component |
| 01/13/2005 | US20050007231 High voltage bobbin of fly-back transformer |
| 01/13/2005 | US20050007230 Leakage transformer |
| 01/13/2005 | US20050006367 Power source for high current welding |
| 01/13/2005 | US20050006366 Transformer module for a welder |
| 01/13/2005 | US20050005673 Ferrite system |
| 01/12/2005 | EP1496527A1 Transformer module for a welder |
| 01/12/2005 | CN1564279A Power current mutual-inductor |
| 01/12/2005 | CN1564278A Encapsulating ballast |
| 01/11/2005 | US6842101 Tunable inductor |
| 01/11/2005 | US6842099 Rod coil for ignition systems |
| 01/11/2005 | CA2462464A1 Transformer module for a welder |
| 01/06/2005 | US20050002206 Method and apparatus for substantially reducing electrical displacement current flow between input and output circuits coupled to input and output windings of an energy transfer element |
| 01/06/2005 | US20050001706 Low power cosuming current measurements for high currents |
| 01/05/2005 | EP1494033A1 Low power consuming current measurements for high currents |
| 01/05/2005 | DE102004005873B3 Bathroom shower enclosure incorporating electrical illumination device supplied with operating energy via contactless inductive method |
| 01/05/2005 | CN2669335Y Small-pliers shape current universal inductor |