Patents for H01F 27 - Details of transformers or inductances, in general (43,362)
07/2005
07/05/2005US6914506 Inductive component and method of manufacturing same
07/05/2005US6914195 Distribution transformer
07/05/2005US6912781 Method of manufacturing electronic packaging device with insertable leads
06/2005
06/30/2005WO2005060093A1 Multilayer ceramic electronic component
06/30/2005WO2005060092A1 Noise filter mounting structure
06/30/2005WO2005059483A1 Device and method for monitoring a gas volume in a unit filled with liquid
06/30/2005WO2005059355A1 Ignition coil
06/30/2005US20050141253 Output choke arrangement for inverter, and method in conjunction therewith
06/30/2005US20050141205 Insulating package structure
06/30/2005US20050141159 Device for supplying an electronic protection device to be used in a low-voltage circuit breaker
06/30/2005US20050140487 Inductive components
06/30/2005US20050140486 Multi-layer chip inductive element
06/30/2005US20050140485 Transformer structure
06/30/2005US20050140482 Contact-less power transfer
06/30/2005US20050140481 Ignition coil having secondary coil assembly and connecting method for the same
06/30/2005DE19531178B4 Schließzylindervorrichtung für Kraftfahrzeuge Lock cylinder device for motor vehicles
06/30/2005DE10350617B3 Versorgungseinheit für Leuchtmittel Supply unit for lamps
06/30/2005CA2550031A1 Device and method for monitoring a gas volume in a unit filled with liquid
06/29/2005EP1548922A1 Switching power supply circuit
06/29/2005EP1548766A1 Magnetic element
06/29/2005EP1548765A1 Method for manufacturing bonded magnet and method for manufacturing magnetic device having bonded magnet
06/29/2005EP1548764A1 Power inductor with reduced DC current saturation
06/29/2005EP1548763A1 Power inductor with reduced DC current saturation
06/29/2005EP1547222A1 Planar inductive battery charger
06/29/2005EP1547104A1 Coil form
06/29/2005EP1547103A1 Coil form
06/29/2005CN2706843Y Transformer insulation film structure
06/29/2005CN1208793C Voltage regulating and rectifying transformer for linear descending third transformer
06/29/2005CN1208783C 介电陶瓷组合物 The dielectric ceramic composition
06/28/2005US6910260 Integrated circuit inductors
06/23/2005WO2005057595A1 Transformer
06/23/2005WO2005056734A2 Electronic component
06/23/2005WO2005031768A3 Conductor for windings cooled by liquid
06/23/2005WO2005015762A3 A glass fiber net tape continuously transposed cables, method for manufacturing and using the same
06/23/2005WO2004097864A3 Coil device
06/23/2005US20050134420 Microconverter and laminated magnetic-core inductor
06/23/2005US20050134416 Ignition coil
06/23/2005US20050134405 Electronic device and semiconductor device
06/23/2005US20050134290 Current transformers for partial discharge detection on aircraft cables and wires
06/23/2005DE10031599B4 Spulenelement Coil element
06/22/2005EP1544876A1 Transformer
06/22/2005EP1544873A2 Cooling system for a superconductor
06/22/2005EP1544615A1 Method and apparatus for monitoring fault gas in liquid filled high voltage units
06/22/2005CN2705866Y Anti-voltage transformer
06/22/2005CN2705865Y Split joint structure of transformer iron core pole
06/22/2005CN1630920A Current transformer having an amorphous fe-based core
06/22/2005CN1629989A Automatic cooling device for box type transformer
06/22/2005CN1207943C Method and device for radio frequency metering
06/21/2005US6909352 Endless core for a multiphase transformer and a transformer incorporating same
06/21/2005US6909349 Apparatus and method for cooling power transformers
06/21/2005US6907872 Ignition coil apparatus for internal combustion engine
06/16/2005WO2005055256A1 Method of forming and testing the formation of amorphous metal objects
06/16/2005WO2005055255A1 Method for dehumidifying air and air dehumidifier for oil-insulated transformers, reactance coils and step switch
06/16/2005WO2005055253A1 Dsl modem and transformer
06/16/2005WO2005053993A2 Vehicle electrical protection device and system employing same
06/16/2005WO2005024865A3 Inductive power transfer units having flux shields
06/16/2005US20050128042 Laminate-type ceramic electronic component
06/16/2005US20050128041 Multilayer inductor with shielding plane
06/16/2005US20050128040 Magnetic assembly
06/16/2005US20050128039 Structure of coil inductor wave filter magnet core
06/16/2005US20050128038 Electrically decoupled integrated transformer having at least one grounded electric shield
06/16/2005US20050127773 Rotating asynchronous converter and a generator device
06/15/2005EP1542246A2 Ignition coil
06/15/2005EP1542242A1 Dust core and process for producing the same
06/15/2005EP1540676A1 Ignition coil having an improved power transmission
06/15/2005EP1540674A1 Transformer and transformer unit having the same
06/15/2005CN1628360A Shielded inductors
06/15/2005CN1627458A Power transformer buried under ground
06/15/2005CN1627457A Magnetic component and its making method
06/15/2005CN1627456A Laminate-type ceramic electronic component
06/15/2005CN1627455A Ferrite, and transformer and method for driving it
06/15/2005CN1206674C Transformer for microwave oven
06/15/2005CN1206672C Transformer winding structure
06/15/2005CN1206671C Compact transformer with a cover
06/15/2005CN1206670C Submersible transformer using device with circuit braker and fuse for self-protecting
06/14/2005US6906609 Planar transformer
06/14/2005US6906608 Magnetic core including magnet for magnetic bias and inductor component using the same
06/14/2005US6906495 Contact-less power transfer
06/14/2005US6906447 Rotating asynchronous converter and a generator device
06/14/2005US6905638 Vegetable oil based dielectric fluid and methods of using same
06/14/2005US6905629 Mn-Zn ferrite, transformer magnetic core and transformer
06/09/2005WO2005053141A1 Switching power supply apparatus
06/09/2005WO2005053140A1 Switching power supply apparatus
06/09/2005WO2005052964A1 Heat-conducting bridge for toroidal core inductive resistors
06/09/2005WO2005052963A2 Inductive miniature component for smd assembly
06/09/2005WO2005052962A1 Multilayer ceramic electronic component and its manufacturing method
06/09/2005WO2005052961A1 High frequency thin film electrical circuit element
06/09/2005WO2005052605A1 A detector circuit to be used for measuring current
06/09/2005US20050122200 Inductor coil and method for making same
06/09/2005US20050122199 Integrated circuit inductors
06/09/2005US20050122196 Small-diameter ignition coil
06/09/2005US20050122195 High current long life inductor
06/09/2005DE10347851A1 Vorrichtung zur berührungslosen Übertragung elektrischer Energie Apparatus for non-contact transmission of electric energy
06/08/2005CN2704093Y Transformer for ladle electric furnace
06/08/2005CN1625010A Method for limitting neutral point DC current of transformer by back current method
06/08/2005CN1624827A Small-diameter ignition coil
06/08/2005CN1623504A Apparatus for active cooling of a mri patient bore in cylindrical mri systems
06/08/2005CN1205690C Multi-layer LC composite unit and regulating method for its frequency characteristic
06/08/2005CN1205621C Soft cable of high-voltage winding utilized in generators and transformers
06/07/2005US6903648 Oscillating inductor