Patents
Sitemap › H01 - Basic electric elements › H01F - Magnets; Inductances; Transformers; Selection of materials for their magnetic properties › H01F 41 - Apparatus or processes specially adapted for manufacturing or assembling the devices covered by this subclass
Patents for H01F 41 - Apparatus or processes specially adapted for manufacturing or assembling the devices covered by this subclass (27,155)
10/2007
10/18/2007DE102004022139B4 Verfahren zur Herstellung einer Spiralinduktivität auf einem Substrat und nach einem derartigen Verfahren hergestelltes Bauelement A method of manufacturing a spiral inductor on a substrate and produced by such a process component
10/18/2007DE10161488B4 Verfahren und Vorrichtung zur Herstellung von Blechpaketen Method and apparatus for production of laminated cores,
10/18/2007CA2649201A1 Method for lamination of an electrical strip for transformer cores
10/17/2007EP1845539A2 Method for preparing rare earth permanent magnet material
10/17/2007EP1845536A2 Method for preparing rare earth permanent magnet material
10/17/2007EP1845535A2 Method for preparing permanent magnet material
10/17/2007CN200960550Y Permanent-magnet ferrite hetero-direction wet pressing magnetic tile forming die lower punch
10/17/2007CN101057305A A transformer and a related method of assembly
10/17/2007CN101056729A Method for producing soft magnetic metal powder coated with Mg-containing oxide film and method for producing composite soft magnetic material from the powder
10/17/2007CN101055800A A method for winding a coil, a winding form, and a coil
10/17/2007CN101055799A A making method of the transformer coil and transformer
10/17/2007CN101055798A A transformer coil and transformer
10/17/2007CN101055797A A making method of the transformer coil, transformer coil and transformer
10/17/2007CN101055796A Making method for M type Sr-ferrite magnetic material
10/17/2007CN101055788A Jointless windings for transformers
10/17/2007CN101055786A Anisotropy ferrite magnet and motor
10/17/2007CN101055783A Method for improving the mechanical performance of the metal soft magnetic material
10/17/2007CN101055780A Magnet using a binding agent and manufacturing method thereof
10/17/2007CN101055779A Method for grain boundary adulterated by oxide or nitride to improve the NdFeB permanent magnetic material performance
10/17/2007CN101055778A A making method of NdFeB magnetic powder
10/17/2007CN101055777A Magnetic material with the magnetic field driving martensite phase change effect and its making method
10/17/2007CN101053812A Mesoporous iron oxide hollow microspheres with photoelectric catalytically active and preparation method thereof
10/17/2007CN100343929C Composite sintered magnetic material, its manufacturing method, and magnetic element using composite sintered magnetic material
10/17/2007CN100343905C Method for manufacturing a magnetic recording medium
10/16/2007US7283334 Method for fabricating seed layer for spin valve sensor for magnetic heads for hard disk drives
10/16/2007US7282103 Power and high frequency transformers; incorporating controlled amount of phosphorous; using low cost general purpose steel; suppressing crystallization
10/16/2007US7281315 High current inductor and the manufacturing method
10/11/2007WO2007114336A1 Method for manufacturing rare earth permanent magnet
10/11/2007WO2007114257A1 Multilayer insulated electric wire
10/11/2007WO2007114171A1 Wire winding apparatus
10/11/2007WO2007113067A1 Magnetic flux return path with collated bands of wire
10/11/2007US20070237975 Unit Block Used in Manufacturing Core with Soft Magnetic Metal Powder, and Method for Manufacturing Core with High Current Dc Bias Characteristics Using the Unit Block
10/11/2007US20070235318 forming an aqueous emulsion comprising a film-forming component and water, then removing the water from the aqueous emulsion by ultrafiltration to form coating concentrates
10/10/2007EP1843360A1 Nd-Fe-B MAGNET WITH MODIFIED GRAIN BOUNDARY AND PROCESS FOR PRODUCING THE SAME
10/10/2007EP1842212A1 Coil body with integrated magnet core mounting
10/10/2007CN200959282Y Multi-line magnet core automatic arrangement cleaner
10/10/2007CN200959279Y High-voltage isolated transformer structure
10/10/2007CN200959278Y External U-shaped closed magnetic circuit transformer structure
10/10/2007CN200959273Y High-permeability Rogowski coil with gap iron core
10/10/2007CN200959265Y Amorphous alloy coiled magnet core
10/10/2007CN200959264Y High-speed vortex laminated electric magnet core
10/10/2007CN101053047A Soft magnetic material, powder magnetic core, method for manufacturing soft magnetic material, and method for manufacturing powder magnetic core
10/10/2007CN101051563A Lacquer dipping process for electric product
10/10/2007CN101051562A Lacquer dipping machine for saving floor occupying area
10/10/2007CN101051558A Apparatus and method for producing chip coil
10/10/2007CN101051555A Anti-high voltage transformer structure
10/10/2007CN101051554A Iron-core air-path of flame-proof transformer
10/10/2007CN101051549A Passive element integrated structure in realizing LLC resonant converter for flexible circuit board
10/10/2007CN101051548A Inductive structure
10/10/2007CN101051546A Electromagnetic coil heat radiator
10/10/2007CN100342465C Machine for winding wire on toroidal core
10/10/2007CN100342464C Ageing method for temperature stability of permanent magnet
10/10/2007CN100342463C Method and system for patterning of magnetic thin films using gaseous transformation
10/10/2007CN100342429C Perpendicular magnetic recording media, manufacturing process of the same, and magnetic storage apparatus using the same
10/09/2007US7280027 Toroidal core and method for producing the same
10/04/2007WO2007111889A1 Insulators for transformers
10/04/2007WO2007111122A1 Coil component and its manufacturing method
10/04/2007WO2007111041A1 Method for judging varnish impregnation state
10/04/2007WO2007110318A1 Method for producing an electrically insulating cast body and a base for a lamp
10/04/2007US20070228845 Process for Producing Self-Assembled Rare Earth-Iron Bonded Magnet and Motor Utilizing the Same
10/04/2007CA2642705A1 Insulators for transformers
10/03/2007EP1840909A1 Bobbin-less coil and method of manufacturing the same
10/03/2007EP1840908A1 Magnetic flux return path with collated bands of wire
10/03/2007EP1840907A1 Soft magnetic material and dust core
10/03/2007EP1840906A1 Magnetic core for current transformer, current transformer and watthour meter
10/03/2007EP1839320A2 Device and method for winding a closed toroidal core
10/03/2007CN200956299Y Transformer coil with low local discharge
10/03/2007CN200956298Y Transformer rectangular coil
10/03/2007CN200956297Y Efficient transformer
10/03/2007CN101048832A Permanent magnet for motor, motor housing and motor device
10/03/2007CN101047062A Electronic component, production method of electronic component, mounted structure of electronic component, and evaluation method of electronic component
10/03/2007CN101047061A Enamel removing method for enamel-covered wire on coil lead position
10/03/2007CN101047060A Micro-gap ring-shape iron core technology
10/03/2007CN101047059A Metal-isolator-metal transformer and its manufacturing method
10/03/2007CN100341112C Method for forming inductor and semiconductor structure
10/02/2007US7277002 Electronic transformer/inductor devices and methods for making same
10/02/2007US7277000 Inductor and transformer
10/02/2007US7276384 Magnetic tunnel junctions with improved tunneling magneto-resistance
09/2007
09/27/2007US20070224454 Magnetic materials having superparamagnetic particles
09/27/2007US20070220738 Method of forming a transformer coil
09/26/2007EP1385179B1 Magnetic core and magnetic core-use adhesive resin composition
09/26/2007CN200953286Y Elliptical coil reshaping device
09/26/2007CN200953271Y Multi-strand sandwich-interleaved winding out wire central section
09/26/2007CN200953270Y Transformer sectional multilayer solenoid type coil structure
09/26/2007CN200953269Y Iron core fastening device
09/26/2007CN101044582A Method and device for producing a coil winding
09/26/2007CN101042955A Mixed rare-earth based high-coercivity permanent magnet
09/26/2007CN100339916C Amorphous alloys for magnetic devices
09/26/2007CN100339915C Nanocrystalline layers for improved MRAM tunnel junctions
09/25/2007US7273563 Method for manufacturing a magnetic recording medium
09/25/2007US7273527 Production method for powdered core
09/25/2007US7273405 Sintered rare earth magnetic alloy wafer and wafer surface growing machine
09/20/2007WO2007105398A1 Rotating machine, bonded magnet, magnet roll, and process for producing ferrite sintered magnet
09/20/2007US20070217088 Method and apparatus for providing magnetostriction control in a freelayer of a magnetic memory device
09/20/2007US20070215739 Semi-Automatic System for the Manufacture of Electrical Induction Coils
09/19/2007EP1835514A2 Magnet using binding agent and method of manufacturing the same
09/19/2007CN200950393Y Frock quick gripping mechanism
09/19/2007CN200950392Y Automatic wiring device for computer torsion spring machine
09/19/2007CN200950391Y Middle die for permanent-magnetic ferrite magnetic tile wet pressing magnetic field molding die
09/19/2007CN200950381Y Three-phase transformer opening wound core
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