| Patents for H01F 38 - Adaptations of transformers or inductances for specific applications or functions (13,550) |
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| 04/29/2009 | CN100483576C Standard inductance box |
| 04/28/2009 | US7525297 Current transformer with impedance compensation and associated methods |
| 04/28/2009 | US7525283 Contact-less power transfer |
| 04/23/2009 | US20090102590 Underwater Electrically Insulated Connection |
| 04/23/2009 | DE102008018272A1 Gas insulated voltage transformer for e.g. insulating power station, has container filled with insulating gas, and hard rubber joint and universal joint provided in actuating bar and insulated bar to vibrate moving high voltage contacts |
| 04/23/2009 | DE102007050382A1 Induction coil arrangement for e.g. shaver, has primary coil winding arranged in middle region of primary-side coil core, where middle region is curved towards secondary-side coil core in charging condition |
| 04/22/2009 | EP2050108A2 Devices and methods for redistributing magnetic flux density |
| 04/22/2009 | CN201226295Y Connection structure for mutual inductor connection board |
| 04/22/2009 | CN201226294Y Connecting board structure for mutual inductor |
| 04/22/2009 | CN201226293Y Electronic combined mutual inductor poured by epoxy resin |
| 04/22/2009 | CN201226292Y Electron type current transformer for ultrahigh voltage transmission line and apparatus for measuring corona loss thereof |
| 04/22/2009 | CN101414509A Transformer for gas insulation instrument |
| 04/22/2009 | CN100480506C Ignition device of engine |
| 04/16/2009 | WO2009048339A1 Inductive coupler connector |
| 04/16/2009 | WO2009048198A1 Split shape closed loop current transducer |
| 04/16/2009 | WO2009047591A1 Connector system with data communication system using induction and method |
| 04/16/2009 | US20090096415 Retention of rechargeable devices |
| 04/16/2009 | DE202009001658U1 Spulenkörper für eine Zündspule Bobbin for an ignition coil |
| 04/16/2009 | DE102007049235A1 Electricity transmission arrangement for supplying direct current to electrical consumers, has core carrying windings, which form resonant circuit with current condensers, where resonant circuit increases magnetic flow density in core |
| 04/16/2009 | DE10131739B4 Stromwandler Current transformer |
| 04/16/2009 | CA2702164A1 Inductive power providing system |
| 04/15/2009 | EP2047586A1 Synchronous motor, motor system and method for operating a motor system |
| 04/15/2009 | EP2047490A1 Lighting system |
| 04/15/2009 | EP1856705B1 Rotational transmitter |
| 04/15/2009 | CN201222420Y Capacitive electromagnetic potential transformer used in power system |
| 04/15/2009 | CN101409149A Paint-dipping drying technique for dry-type three-phase combined transformer |
| 04/15/2009 | CN101409126A Inductance coupling coil and inductance coupling plasma apparatus |
| 04/09/2009 | DE19749655B4 Verfahren und Vorrichtung zum Kodieren eines Bewegungsvektors A method and apparatus for encoding a motion vector |
| 04/08/2009 | CN201219065Y High potential side energy supplying device of active electronic photoelectric current mutual inductor |
| 04/08/2009 | CN101405822A Member and structure for fixing core |
| 04/08/2009 | CN101404454A Magnetic component integrated active clamp positive and negative laser converter |
| 04/08/2009 | CN101404421A Non-contact power supply of automatic carriage |
| 04/08/2009 | CN101404420A Deep sea non-contact type electric energy transmission coupler |
| 04/08/2009 | CN101404201A Power supply device and its transformer |
| 04/02/2009 | WO2009042076A1 A dry-type transformer with a polymer shield case and a method of manufacturing the same |
| 04/02/2009 | US20090084369 Ignition coil apparatus for an internal combustion engine |
| 04/02/2009 | CA2700740A1 Inductive power transmission platform |
| 04/01/2009 | EP2042005A2 Current balancing circuit |
| 04/01/2009 | CN201215769Y Mounting and regulating fixture of transducer epoxy tube flange |
| 04/01/2009 | CN201215768Y Integrated current mutual inductor with large climbing distance |
| 04/01/2009 | CN201215767Y Current mutual inductor having support integrated with the inductor |
| 04/01/2009 | CN201215766Y Current mutual inductor having ring shaped metal sleeve |
| 04/01/2009 | CN201215765Y Novel current mutual inductor |
| 04/01/2009 | CN201215437Y Rotary material feeding device for shaft furnace and shaft furnace comprising the rotary material feeding device |
| 04/01/2009 | CN100474463C Charging connector for mini electric vehicle |
| 03/26/2009 | WO2009037822A1 Transformer and power supply apparatus using the same |
| 03/26/2009 | WO2009037153A1 Transducer arrangement having a high voltage winding, and method for the production of a transducer arrangement having a high voltage winding |
| 03/26/2009 | US20090079386 Electrical recharger unit |
| 03/26/2009 | DE102007042659A1 Koppeleinrichtung Coupling device |
| 03/25/2009 | EP1520342B1 Planar resonator for wireless power transfer |
| 03/25/2009 | EP1108260A4 Dual-rated current transformer circuit |
| 03/25/2009 | CN201213095Y Low-voltage current inductor having two groups of signal outputs |
| 03/25/2009 | CN201213094Y Low voltage outdoor combined mutual inductor for preventing from electric charge evasion |
| 03/25/2009 | CN101394107A Movable spark-free highly efficient power converter |
| 03/25/2009 | CN101393796A Magnetic coupling module |
| 03/25/2009 | CN101393256A Method for eliminating measurement error of transformer by active impedance vector electric voltage synthesis |
| 03/19/2009 | WO2009035802A1 Battery charger with high frequency transformer |
| 03/19/2009 | WO2009033573A1 Coupling device |
| 03/18/2009 | CN201210765Y High frequency constant current power source converter for neon light |
| 03/18/2009 | CN101388610A Voltage mutual inductor resonance step-up method in related full closed combined electrical equipment |
| 03/18/2009 | CN101388607A Magnetic integration circuit for multiphase staggering flyback converter and controlling method thereof |
| 03/18/2009 | CN101388285A 1000kV electromagnetic standard voltage transformer for in-situ experiment and manufacturing method thereof |
| 03/18/2009 | CN101388284A Current mutual inductor for GIS |
| 03/18/2009 | CN101388283A 非接触连接器 A non-contact connector |
| 03/18/2009 | CN101388277A Transformer and mutual inductance value regulating method |
| 03/18/2009 | CN101387657A Standard current transformer integration apparatus for on-site detection |
| 03/18/2009 | CN100470690C Welding source transformer |
| 03/12/2009 | WO2008052668A3 Method and device for bus arbitration, converter and manufacturing installation |
| 03/12/2009 | DE202008016519U1 Übertrager und elektronische Schaltung zur Spannungswandlung And electronic transformer circuit for voltage conversion |
| 03/12/2009 | DE202006020526U9 Drehübertrager Rotary transformer |
| 03/11/2009 | EP2034495A1 Transformer, transformer componentry, collet device and switching device |
| 03/11/2009 | EP1827802B1 Sealing device for producing sealed packages of a pourable food product |
| 03/11/2009 | CN201207330Y 变压器 Transformer |
| 03/11/2009 | CN101384124A Transformer for driving multiple lamp tubes |
| 03/11/2009 | CN100468584C Ignition device for internal combustion engine |
| 03/11/2009 | CN100467943C Socket with transformer and high pressure discharge lamp |
| 03/10/2009 | CA2609611A1 Split core status indicator |
| 03/05/2009 | WO2009027674A1 Inductive power supply |
| 03/05/2009 | WO2009027222A1 Method and apparatus for the transmission of power and data |
| 03/05/2009 | WO2009027210A1 Electrochemical sensor |
| 03/05/2009 | US20090060062 Induction Neutralizing Transformer |
| 03/05/2009 | US20090058394 Device for Supplying Power to Measuring Sensors and Transmitting a Synchronous Clock Signal Thereto |
| 03/05/2009 | DE102007060811A1 Vorrichtung und Verfahren zur drahtlosen Energie- und/oder Datenübertragung zwischen einem Quellgerät und mindestens einem Zielgerät Apparatus and method for wireless energy and / or data transfer between a source device and at least one target device |
| 03/05/2009 | CA2697947A1 Inductive power supply |
| 03/04/2009 | EP2030300A2 Transmission head and installation |
| 03/04/2009 | CN201204733Y Parallel connection addition igniting circuit for high-pressure discharge lamp electronic ballast |
| 03/04/2009 | CN201204548Y Constant frequency power supply apparatus |
| 03/04/2009 | CN201204123Y Dismounting fixture of conductive tube |
| 03/04/2009 | CN201204122Y Secondary patch board dismounting fixture of transducer |
| 03/04/2009 | CN201204121Y Ring button type magnetic coupler |
| 03/04/2009 | CN201203498Y Leak detection fixture of mutual inductor secondary jack panel |
| 03/04/2009 | CN101377983A Household appliance operation apparatus and indication unit operation method |
| 03/04/2009 | CN101377979A Electronic current transformer |
| 03/04/2009 | CN101377978A Electronic current transformer device |
| 03/04/2009 | CN101377977A Electronic voltage transformer device |
| 03/04/2009 | CN101377976A Electronic voltage transformer |
| 03/04/2009 | CN100466119C Synergistic arc welding transformer |
| 02/26/2009 | WO2009025279A1 Noncontact power receiving apparatus, electronic device using noncontact power receiving apparatus and charging system |
| 02/26/2009 | US20090050123 Spark plug for an internal combustion engine |
| 02/25/2009 | CN201199641Y Induction type electric force structure and apparatus |