Patents
Patents for H01F 41 - Apparatus or processes specially adapted for manufacturing or assembling the devices covered by this subclass (27,155)
08/2003
08/07/2003US20030148094 Composite magnetic material and a method for producing the same
08/07/2003US20030146086 Production method for spin valve film and production method of magnetoresistance effect type magnetic head
08/07/2003US20030146084 Posiitoning in vacuum; magnetron sputtering ferromagnetic material on wafer
08/07/2003US20030145453 Method of making current-perpendicular-to-the-plane structure magnetoresistive head
08/07/2003CA2474261A1 Inductive device
08/06/2003EP1332518A1 Integrated circuit inductor structure and non-destructive etch depth measurement
08/06/2003CN1435003A Bulk amorphous metal magnetic components for electric motors
08/06/2003CN1434974A Inductor core-coil assembly and method of manufacturing thereof
08/06/2003CN1434469A Method for making pulse transformer having plastics metalated film
08/06/2003CN1117383C Method for manufacturing high-voltage winding with resin insulation for transformer
08/05/2003US6603380 Method of producing laminated ceramic electronic component and laminated ceramic electronic component
08/05/2003US6603379 Superconducing wind-and-react-coils and methods of manufacture
08/05/2003US6602571 Method for manufacturing magnetic encoders and magnetic encoders manufactured by using such method
08/05/2003US6602569 Involves compression molding a feed mixture of a lubricant and a blend of a magnetic powder and a heat curable resin which is in a solid state at a room temperature
08/05/2003US6602352 Method for manufacturing rare earth magnet and powder compacting apparatus
08/05/2003CA2096162C Method and apparatus for making packets of amorphous steel strip for transformer core manufacture
07/2003
07/31/2003WO2003062487A1 Target of high-purity nickel or nickel alloy and its producing method
07/31/2003WO2003032339A3 Process for fabricating an article comprising a magneto-optic garnet material
07/31/2003WO2002084647A3 Antiferromagnetic layer system and methods for magnetically storing data in antiferromagnetic layer systems of the like
07/31/2003US20030143433 Perpendicular-magnetic recording media and magnetic recording apparatus
07/31/2003US20030143100 Process for handling powder green compacts, and rare earth metal-based magnet
07/31/2003US20030141954 Inductive device
07/31/2003US20030141952 Coil-embedded dust core and method for manufacturing the same, and coil and method for manufacturing the same
07/31/2003DE20306126U1 Magnetic body for motor vehicle fuel systems has disc-shaped bearer, one or more magnetic powder layers mixed with viscous liquid and sprayed on external surface of bearer
07/30/2003EP1331649A1 Method and apparatus for producing keystone type superconducting formed strand
07/30/2003EP1161570B1 Method for coating a support body with a hard magnetic se-fe-b material using plasma spraying
07/30/2003EP1157395B1 Discrete inductive-type electronic component, method for the production thereof
07/30/2003CN2563734Y Circular thread winder driving mechanism
07/30/2003CN2563733Y Edging compacting machine for transformer
07/30/2003CN1432966A Non-contact data carrier and its making process
07/30/2003CN1116687C Top nailing type copper manganese alloy magnetic spin valve
07/30/2003CN1116686C Copper manganese alloy type magnetic spin valve
07/29/2003US6600403 Planar inductor
07/29/2003US6600398 Helically wound concentrically with support body to leave free axial separations
07/29/2003US6599468 Powder compacting apparatus and method of making rare-earth alloy magnetic powder compact
07/29/2003US6599463 Monolithic ceramic electronic component and production process therefor, and ceramic paste and production process therefor
07/24/2003WO2003060933A1 High-frequency magnetic thin film, composite magnetic thin film, and magnetic device using same
07/24/2003WO2003060930A1 Powder magnetic core and high frequency reactor using the same
07/24/2003WO2003060175A1 Magnetic base material, laminate from magnetic base material and method for production thereof
07/24/2003WO2003011793A3 Method for manufacturing sintered magnet
07/24/2003US20030139015 Micro fabrication with vortex shaped spirally topographically tapered spirally patterned conductor layer and method for fabrication thereof
07/24/2003US20030137387 Integrated circuit inductor with a magnetic core
07/24/2003US20030137386 Method of fabricating a core for a transformer
07/24/2003US20030137385 Integrated circuit inductor with a magnetic core
07/24/2003US20030137210 Integrated commutator and slip-ring with sense magnet
07/24/2003US20030136683 Method for electroplating a body-centered cubic nickel-iron alloy thin film with a high saturation flux density
07/24/2003US20030136471 Oxidation surfaces; uniform potentials
07/24/2003US20030136000 Process for treating coil end upon winding of coil
07/23/2003EP1329914A2 Method and apparatus for substantially reducing electrical earth displacement current flow generated by wound components without requiring additional windings
07/23/2003EP1329913A1 Magnetic semiconductor material and method for preparation thereof
07/23/2003EP1329912A1 Thin film rare earth permanent magnet, and method for manufacturing the permanent magnet
07/23/2003EP1328950A1 Device for coiling up a thread or wire-type object
07/23/2003CN2562353Y Asynchronous double tank heated solder dipper
07/23/2003CN1432182A Method for producing tag or chip card device for implementing said method and tag or chip carp produced according to said method
07/23/2003CN1431667A Mfg. method of laminated ceramic electronic parts
07/23/2003CN1431071A Feeding method and appts. of rare-earth metal based alloy powder
07/22/2003US6597542 Dual spin-valve magnetoresistive thin film element
07/22/2003US6597269 Convergence coil structure for a deflection yoke and method of producing deflection yokes
07/22/2003US6597056 Laminated chip component and manufacturing method
07/22/2003US6596096 Sintering iron-boron-rare earth alloy; fracturing into flakes; praseodymium, cerium, lanthanum or yttrium and neodymium; binder, molding
07/22/2003US6595787 Low cost integrated out-of-plane micro-device structures and method of making
07/22/2003US6594885 Applying to outer surface of ferrite core first high dielectric material in tacky, partially cured state, winding conductive wire onto and embedding into dielectric, applying second high dielectric material, curing to form hermetic seal
07/17/2003WO2003058648A1 Rare earth element sintered magnet and method for producing rare earth element sintered magnet
07/17/2003WO2003058609A1 Magnetic recording head with annealed multilayer, high moment structure
07/17/2003US20030134096 Magnetic element with insulating veils and fabricating method thereof
07/17/2003US20030134089 Polymer arrays from the combinatorial synthesis of novel materials
07/17/2003US20030133232 Forming a bottom spin valve sensor element having a synthetic antiferromagnetic (SyAF) pinned layer, based on a nickel-chromium magnoresistive enhancing seed layer and a iron tantalum oxide covering layer
07/17/2003US20030133231 Enhancement of magnetization switching speed in soft ferromagnetic films through control of edge stress anisotropy
07/17/2003US20030133224 Magnetic recording head with multilayer, high moment structure
07/17/2003US20030133223 Magnetic recording head with annealed multilayer, high moment structure
07/17/2003US20030131467 Method and device for manufacturing of saddle coils
07/16/2003EP1066641B1 Amorphous metal transformer having a generally rectangular coil
07/16/2003EP0991085B1 Corrosion-resisting permanent magnet and method for producing the same
07/16/2003CN2561069Y Cage coiling device for foil winding matched with wound core
07/16/2003CN2561068Y Apparatus for reducing surface field strength difference of top and bottom surfaces for magnetic block
07/16/2003CN2561067Y Vacuum oiling machine
07/16/2003CN1114929C Wire-wound inductor
07/15/2003US6593841 Planar magnetic element
07/15/2003US6593838 Planar inductor with segmented conductive plane
07/15/2003US6593150 Methods and apparatus for depositing magnetic films
07/15/2003US6592959 Encoder made of rubber material and method of manufacturing thereof
07/15/2003US6592935 Highly defined articles that do not require additional shaping or attaching steps. Very high-purity permanent and soft magnetic materials, and conductors with low oxidation are produced.
07/15/2003US6592725 Giant magnetoresistance head technology; high read sensitivity heads via seed layer processing; Al2O3 layer; Ni-Cr-Fe/Ni-Fe/Co-Fe multilayer structure by sequentially deposition; Pt-Mn antiferromagnetic layer
07/15/2003US6592682 Method for preparing a magnetic material by forging and magnetic material in powder form
07/15/2003US6591483 Ability to arrange these magnets in varying patterns provides a wide capability of magnetic sensing applications
07/15/2003US6591481 Method of manufacturing magnetoresistive device and method of manufacturing thin-film magnetic head
07/15/2003US6591479 Production method for a spin-valve type magnetoresistive element
07/10/2003WO2003056583A1 Production method for permanent magnet and press device
07/10/2003US20030129405 Insulator coated magnetic nanoparticulate composites with reduced core loss and method of manufacture thereof
07/10/2003US20030129104 Plate shaped substrate; perpendicular magnet
07/10/2003US20030128094 Apparatus and method for the manufacture of large transformers having laminated cores, particularly cores of annealed amorphous metal alloys
07/10/2003US20030128093 Coil structure for use with transformer of network product
07/10/2003US20030127424 Method of fabricating magnetic recording heads using asymmetric focused-Ion-beam trimming
07/10/2003US20030127157 Iron powder; insulation overcoatings; in binder of polyamide and thermoplastic resin
07/10/2003DE10210396C1 Oil filter unit for power transformer stepping switch with regulation of feed pump motor for maintaining required volumetric flow rate through filter unit
07/09/2003EP1325545A2 Electronic transformer/inductor devices and methods for making same
07/09/2003EP1301827A4 Photolithographically-patterned out-of-plane coil structures and method of making
07/09/2003CN1429392A Slot core transformers
07/09/2003CN1428808A Production method of trip magnet
07/09/2003CN1428799A Production process of electromagnetic coil