Patents
Patents for H01F 41 - Apparatus or processes specially adapted for manufacturing or assembling the devices covered by this subclass (27,155)
07/2005
07/27/2005CN2713661Y Filter
07/27/2005CN1647220A 永久磁铁成形装置 Permanent magnets forming apparatus
07/27/2005CN1647218A Composite rare earth anisotropic bonded magnet, compound for composite rare earth anisotropic bonded magnet, and method for production thereof
07/27/2005CN1647206A Material combinations for tunnel junction cap layer, tunnel junction hard mask and tunnel junction stack seed layer in mram processing
07/27/2005CN1645530A Method for synthesizing series single-dispersed ferrite nanometer magnetic beads
07/27/2005CN1212282C Wire-guiding method for glass-coating metal filament and wire drawing device thereof
07/26/2005US6922128 Method for forming a spiral inductor
07/26/2005US6922127 Raised on-chip inductor and method of manufacturing same
07/26/2005US6922124 Electromagnetic drive device
07/26/2005US6921868 Trimming of embedded structures
07/26/2005US6921573 High-frequency current suppression body using magnetic loss material exhibiting outstanding complex permeability characteristics
07/26/2005US6921042 Concentric tilted double-helix dipoles and higher-order multipole magnets
07/21/2005WO2005066980A2 Nanocomposite permanent magnets
07/21/2005US20050158952 Mram devices with fine tuned offset
07/21/2005US20050158585 Vertical magnetic recordding medium magnetic recorder having same vertical magnetic recording medium manufacturing method and vertical magnetic recording medium manufacturing apparatus
07/21/2005US20050158506 formed by mixing a water-insoluble organic solvent containing a surfactant with metal salt solution to a reverse micelle solution obtained by mixing solvent containing surfactant with reducing agent; reducing while controlling temperature; high coatability; controllable particle size
07/21/2005US20050156698 Embedded toroidal inductors
07/21/2005US20050155214 Magnetic recording medium and method of producing the same
07/21/2005DE10022677B4 Verfahren zur spanabhebenden Bearbeitung einer Seltenerdmetall-Legierung und Verfahren zur Herstellung eines Seltenerdmetall-Magneten A method of machining a rare earth alloy and method for producing a rare earth magnet
07/20/2005EP1555735A1 Rotor for dynamo-electric machine
07/20/2005EP1555718A1 Method of manufacturing magnetic core, magnetic core, electromagnetic transducer, clock and electronic device
07/20/2005EP1554738A1 Method for producing an element composing an annular microstructure
07/20/2005EP1554735A1 Litz wire fixation for low building height
07/20/2005EP1554411A1 Alloy containing rare earth element, production method thereof, magnetostrictive device, and magnetic refrigerant material
07/20/2005EP1468433B1 Coil on a semiconductor substrate and method for production thereof
07/20/2005EP1116043B1 Method of manufacturing a magnetic tunnel junction device
07/20/2005CN2711871Y Wire dividing clamp mechanism for horizontal coil winder
07/20/2005CN1643626A Coil on a semiconductor substrate and method for its production
07/20/2005CN1643615A Method for producing a reference layer and an MRAM memory cell provided with said type of reference layer
07/20/2005CN1643175A Grain oriented electric silicon steel sheet or strip with extremely high adherence to coating and process for producing the same
07/20/2005CN1641971A Method of manufacturing magnetic core, magnetic core, electromagnetic transducer, timepiece, and electronic device
07/20/2005CN1211810C Sintered ring magnet
07/20/2005CN1211784C Magnetic medium with covered ferromagnetic material for improving thermal stability
07/19/2005US6920063 Magnetic element utilizing spin transfer and an MRAM device using the magnetic element
07/19/2005US6920022 Magnetic transducer, thin film magnetic head, method of manufacturing magnetic transducer and method of manufacturing thin film magnetic head
07/19/2005US6919280 Method of removing magnetoresistive sensor cap by reactive ion etching
07/19/2005US6919138 Magnetic recording media
07/19/2005US6918965 Forming wafer; heated chuck; coil generating magnetism; controlling temperature
07/19/2005US6918173 Method for fabricating surface mountable chip inductor
07/14/2005WO2005064621A1 Powder composition, method for making soft magnetic components and soft magnetic composite component.
07/14/2005WO2005063380A1 Method for arranging particles, and method for holding film and particle arrangement
07/14/2005WO2005036567A3 Stand-alone organic-based passive devices
07/14/2005WO2004107372A3 Method of producing an individual ignition coil and coil thus obtained
07/14/2005US20050153136 Neodymium-iron-boron type magnetic powders manufactured from rapid solidification processes; corrosion and oxidation resistance
07/14/2005US20050153063 Synthetic antiferromagnetic structure for magnetoelectronic devices
07/14/2005US20050152075 Magnetoresistance effect element and method for manufacturing the same, and magnetic memory device
07/14/2005US20050152063 Method of manufacturing magnetic core, magnetic core, electromagnetic transducer, timepiece, and electronic device
07/14/2005US20050151613 Inductive device and method for producing the same
07/14/2005US20050150106 Embedded inductor and method of making
07/14/2005DE10360338A1 Zündspule für einen Ottomotor und Verfahren zu deren Herstellung Ignition coil for a spark ignition engine and process for their preparation
07/14/2005DE10356094A1 Induktionsspule mit Querempfindlichkeit für Hörgeräte Induction coil with cross-sensitivity for Hearing
07/14/2005DE10015281B4 Sound damping device for expansion joint of road bridge, has sound damping elements pivotable or bendable by flexible bearings and/or by material selection after opening of closure unit in maintenance position
07/13/2005EP1553684A1 Permanent magnet for motor, motor and magnetizing method
07/13/2005EP1553290A1 Ignition apparatus with secondary winding having reduced breakdown failures
07/13/2005EP1552537A1 Nanocomposite magnet and method for producing the same
07/13/2005EP1552526A2 Magnetic element utilizing spin transfer and an mram device using the magnetic element
07/13/2005EP1551625A1 Uv/eb cured integrated magnets-composition and method of fabrication
07/13/2005CN1639814A Oil filter system
07/13/2005CN1637970A Ignition coil having secondary coil assembly and connecting method for the same
07/13/2005CN1637967A Transformer device and magnetic core structural body for transformer and producing method thereof
07/13/2005CN1637964A Surface mounting coil parts and producing method thereof
07/13/2005CN1637963A Coil electric conductor, laminated coil conductor, production method of the same and electronic component using the same
07/13/2005CN1637962A Composite sintered magnetic material, its manufacturing method, and magnetic element using composite sintered magnetic material
07/13/2005CN1637164A Rare earth based permanent magnet
07/13/2005CN1636650A Punch, powder pressing apparatus and powder pressing method and produced small powder cake
07/13/2005CN1210731C Electromagnetic coil
07/13/2005CN1210730C Iron core coil structure for SMD and its manufacturing method
07/13/2005CN1210418C Process for producing permanent magnet
07/13/2005CN1210141C Press apparatus and method for manufacturing magnet
07/12/2005US6917492 Magnetoresistive element and method for manufacturing the same and nonvolatile memory including the same
07/12/2005US6917275 Magnetic core and magnetic core-use adhesive resin composition
07/12/2005US6917274 Stacked coil device and fabrication method thereof
07/12/2005US6917272 Electric device
07/12/2005US6915559 By depositing a nickel-iron alloy to form a magnetic member, and thereafter nitriding it using plasma; plasma nitriding may be performed at a temperature below 300 degrees C to avoid adverse effects to components of the active element
07/12/2005US6915558 Method of assembling separable transformer
07/07/2005WO2005061412A1 Ferrite sintered compact and method for producing the same, and electronic parts using the same
07/07/2005US20050146411 Integrated inductor
07/07/2005US20050146409 Wire-wound type chip coil and method of adjusting a characteristic thereof
07/07/2005US20050145483 Apparatus for making particulates of controlled dimension
07/07/2005US20050145408 Electronic component
07/07/2005US20050145302 Magnetic track is premagnetized with a uniform polarity, then the polarity of the premagnetized track is reversed in strip shaped regions
07/07/2005US20050145301 Yttrium, iron, boron coarse powder surface coated with surfactant, and dysprosium, terbium, neodynium, praseodynium, nitrogen, boron fine powder that has been surface coated with surfactant, and a thermoset resin binder
07/07/2005DE10356964A1 Polymer-based magnet manufacture involves adding mixture of liquid plastic and metal powder to tool, subjecting to magnetic orientation field and curing
07/06/2005EP1551040A1 Method for producing dust core
07/06/2005EP1549474A1 Casting mould for cylindrical cast resin coils
07/06/2005EP1549473A1 Casting mould for cylindrical cast resin coils
07/06/2005CN2708465Y Auxiliary coiling device for doughnut coil
07/06/2005CN1635981A Method for manufacturing sintered magnet
07/06/2005CN1635637A Three dimensional integrated inductance and manufacturing method thereof
07/06/2005CN1635590A Method for inhibiting film interface reaction
07/06/2005CN1635589A A concentric assembly method and device for regulating same
07/05/2005US6914511 Superconducting transformer
07/05/2005US6914510 Inductor and method for producing the same
07/05/2005US6914257 Magnetoresistive device and method of producing the same
06/2005
06/30/2005WO2005031762A3 Magnetic thin film for high frequency and its production method, and magnetic element
06/30/2005WO2005017927A3 Method of forming a transformer winding with rectangular copper wire
06/30/2005US20050142352 To be used in a magnetic recording medium
06/30/2005US20050142022 compacting powders into geometric shapes in a magnetic field to form compacts and sintering the compact in containers; detectors
06/30/2005US20050141742 Induction coil for a hearing aid
06/30/2005US20050141145 Magnetoresistive sensor with antiparallel coupled lead/sensor overlap region