| Patents for H01F 38 - Adaptations of transformers or inductances for specific applications or functions (13,550) |
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| 10/07/2009 | CN101552121A Aluminum wire ballast production method |
| 10/07/2009 | CN101552120A Transformer and backlight device |
| 10/07/2009 | CN101552115A Compact multiple transformers |
| 10/06/2009 | US7598748 Inverter system |
| 10/01/2009 | US20090243397 Packaging and Details of a Wireless Power device |
| 10/01/2009 | DE102008000827A1 Ignition coil, has prestressing unit held at spool in force-fit manner and having recess in area of air passage of elastic compensating element, and press-fit provided between prestressing unit and spool |
| 10/01/2009 | DE10000604B4 Zündspule Ignition coil |
| 09/30/2009 | EP2104940A2 Non-contact rotary power transfer system |
| 09/30/2009 | CN201319319Y Open type current transformer |
| 09/30/2009 | CN201319318Y 220kV current mutual inductor end shield leading-out bushing head |
| 09/30/2009 | CN201319317Y Outer housing for high voltage sensing head of novel current transformer |
| 09/30/2009 | CN201319316Y Three-in-one current transformer base |
| 09/30/2009 | CN201319315Y Current transformer |
| 09/30/2009 | CN201319314Y Current transformer |
| 09/30/2009 | CN201319313Y Trinity soft-wiring current transformator |
| 09/30/2009 | CN201319312Y Core-piercing current transformer with high precision |
| 09/30/2009 | CN201319311Y Bushing current transformer |
| 09/30/2009 | CN201319310Y Secondary wiring current transformer capable of preventing electricity theft |
| 09/30/2009 | CN201319309Y Electronic voltage transformer |
| 09/29/2009 | CA2488314C Power source for high current welding |
| 09/24/2009 | WO2009117744A2 Inductively coupled work surfaces |
| 09/24/2009 | US20090237066 Current transformer with impedance compensation and associated method |
| 09/24/2009 | CA2718901A1 Inductive transmission system |
| 09/24/2009 | CA2716538A1 Inductively coupled work surfaces |
| 09/23/2009 | CN201315244Y Fixing structure of baffle plate in shielding barrel for mutual inductor |
| 09/23/2009 | CN201315243Y Wire inlet and outlet terminal structure of current transformer and current transformer with same |
| 09/23/2009 | CN201315242Y Vertical-type current transformer |
| 09/23/2009 | CN201315241Y Dry type current mutual inductor |
| 09/23/2009 | CN201315240Y Dry type current mutual inductor |
| 09/23/2009 | CN201315239Y Dry type current mutual inductor |
| 09/23/2009 | CN201315238Y Connector base of voltage mutual inductor and a voltage mutual inductor with same |
| 09/23/2009 | CN201315237Y Three-phase in one tank type voltage mutual inductor |
| 09/23/2009 | CN201315236Y Voltage transformer with shield cover |
| 09/23/2009 | CN201315235Y Absorber for mutual inductor |
| 09/23/2009 | CN101541127A Neon-light electronic transformer |
| 09/23/2009 | CN100543892C An organic combined insulated dry electronic transformer with optical signal output |
| 09/17/2009 | WO2009114873A1 Voltage converter inductor having a nonlinear inductance value |
| 09/17/2009 | WO2009114671A1 Inductive power supply system with multiple coil primary |
| 09/17/2009 | WO2009112340A1 Rotary transmission arrangement |
| 09/17/2009 | US20090230948 Rogowski Coil Assembly and Methods |
| 09/17/2009 | US20090230777 Inductive power supply system with multiple coil primary |
| 09/17/2009 | DE102008000644A1 Drehübertragungsanordnung Rotary transfer assembly |
| 09/17/2009 | CA2715984A1 Inductive power supply system with multiple coil primary |
| 09/16/2009 | CN201311840Y Three-phase-compact straight-through combined-type current transformer and demarcation load switch |
| 09/16/2009 | CN201311839Y Injection molding type current transformer |
| 09/16/2009 | CN201311838Y Current transformer with primary shielding for SF6 gas cabinets |
| 09/16/2009 | CN201311837Y Transformer for testing secondary arc current |
| 09/16/2009 | CN201311836Y Electronic voltage transformer |
| 09/16/2009 | CN100541683C Stick-type ignition coil and terminal assembly therefor |
| 09/15/2009 | US7587953 Pluggable module for a liquid or gas sensor |
| 09/11/2009 | WO2009111597A2 Packaging and details of a wireless power device |
| 09/11/2009 | WO2009109847A1 Passive-shielding system of a meshed and conductive type with high magnetic coupling |
| 09/10/2009 | US20090224856 Wireless energy transfer |
| 09/10/2009 | US20090224609 Packaging and Details of a Wireless Power device |
| 09/10/2009 | DE102008011582A1 Datenübertragungseinrichtung und Anlage Data transmission device and system |
| 09/09/2009 | EP2097912A1 Method and apparatus for operating a transformer |
| 09/09/2009 | CN201307517Y Vertically installed sleeve type current transformer structure |
| 09/09/2009 | CN201307516Y Mounting structure of secondary wiring cover and wiring box of current transformer |
| 09/09/2009 | CN201307515Y Multiturn dry current transformer |
| 09/09/2009 | CN201307514Y Sulfur hexafluoride gas insulating independent type current transformer |
| 09/09/2009 | CN201307513Y Substitutional current transformer |
| 09/09/2009 | CN201307512Y Electromagnetic voltage transformer with shielding net |
| 09/09/2009 | CN201307511Y V-V wiring assembled electromagnetic voltage transformer |
| 09/09/2009 | CN201307510Y Fuse popping device for voltage transformer with firing-pin-hole form |
| 09/09/2009 | CN201307509Y Indoor drying-type voltage mutual inductor for power car |
| 09/09/2009 | CN201307508Y Improved structure of induction regulator |
| 09/09/2009 | CN201307507Y Improved transmission structure of regulator |
| 09/09/2009 | CN201307506Y Output resonant inductance of High frequency stepless lamp electronic ballast |
| 09/09/2009 | CN100538935C Small-diameter ignition coil |
| 09/03/2009 | WO2009107523A1 Transformer |
| 09/03/2009 | WO2009106631A1 Transformer based voltage combiner with inductive shunt |
| 09/03/2009 | US20090219275 Dc-dc converter and organic light emitting display using the same |
| 09/02/2009 | EP1861858B1 A system, an inductive powering device, an energizable load and a method of for enabling a wireless power transfer |
| 09/02/2009 | CN201302919Y Insulation cushion block of current transformer |
| 09/02/2009 | CN201302918Y GIS current transformer with additional short contact pin |
| 09/02/2009 | CN201302917Y Straight-through current transformer used for voltage obtaining conveniently |
| 09/02/2009 | CN201302916Y 765kv standard voltage transformer |
| 09/02/2009 | CN101521471A Novel method for equalizing voltage of series transformers, and application thereof |
| 09/02/2009 | CN101521106A Casting method of low-voltage straight-through current transformer secondary coil |
| 09/02/2009 | CN101521104A Full optical fiber current transformer adopting double closed loop control |
| 09/02/2009 | CN101521103A Grounding method of primary coil N end of relatively semi-insulating electromagnetic voltage transformer and iron core |
| 09/02/2009 | CN101521102A Rotary transformer with relatively small output common ground error |
| 09/02/2009 | CN100536044C Coil with air core of forcipated duplex winding based on printed circuit board |
| 08/27/2009 | WO2009104474A1 Power receiving coil block |
| 08/27/2009 | WO2009103102A1 Converter arrangement |
| 08/27/2009 | US20090212639 Inductively coupled consoles |
| 08/27/2009 | US20090212638 Inductively coupled work surfaces |
| 08/27/2009 | US20090212637 Magnetic positioning for inductive coupling |
| 08/27/2009 | DE10336222B4 Zündvorrichtung für eine Brennkraftmaschine An ignition apparatus for an internal combustion engine |
| 08/27/2009 | DE102008010018A1 Contact-less energy and data transmission arrangement for use in aircraft, has transmission unit arranged around central free space as circular module bank with module halves that are moveably supported relative to each other |
| 08/27/2009 | DE102008008899A1 Ladegerät mit homogenem Magnetfeld Charger with a homogeneous magnetic field |
| 08/27/2009 | DE102008008423A1 Liquid guiding hose i.e. garden hose, for use with garden shower, has transmission component attached to connecting part so that communication connection with electronic writing/reading-identificat ion memory chip is produced by component |
| 08/26/2009 | EP2092626A2 Electric consumer, system and method |
| 08/26/2009 | CN201298758Y Non-contact electric energy transmission coupler used in deep sea |
| 08/26/2009 | CN201298732Y An intelligent demarcation grounding protection apparatus based on ordinary column circuit breaker |
| 08/26/2009 | CN201298449Y Capacitance type potential transformer |
| 08/26/2009 | CN201298448Y 一种分体式电压互感器 A separate-type voltage transformer |
| 08/26/2009 | CN201298447Y Novel sulfur hexafluoride gas insulation electronic mutual inductor |
| 08/26/2009 | CN201298446Y Automatic assembly machine of inductive ballast |
| 08/26/2009 | CN101517668A Device for storing energy and transforming energy |