Patents
Patents for H01F 41 - Apparatus or processes specially adapted for manufacturing or assembling the devices covered by this subclass (27,155)
07/2003
07/09/2003CN1428798A Production process of kesonance inductor
07/09/2003CN1428797A Method for making oblique end ring of transformer
07/09/2003CN1114218C Tensionless coiling method and coiling machine for complex section armoured superconducting cable conductor coil
07/08/2003US6590487 Moulded coil and production method thereof
07/08/2003US6590473 Thin-film bandpass filter and manufacturing method thereof
07/08/2003US6588093 Method and device for producing bundles of sheet metal laminates for magnetic cores
07/08/2003US6588090 Fabrication method of high precision, thermally stable electromagnetic coil vanes
07/08/2003CA2303898C Method and apparatus for manufacturing packets composed of sheet metal lamellae for magnetic cores
07/03/2003WO2003053647A2 A thermal process involving cold rf irradiated liquid as a core method for producing nano-size particles
07/03/2003US20030123201 Method and apparatus for providing precise control of magnetic coupling field in NiMn top spin valve heads and amplitude enhancement
07/03/2003US20030123197 Magnetoresistive element, method for making the same, and magnetic memory device incorporating the same
07/03/2003US20030123186 Magnetic disk apparatus
07/03/2003US20030122647 Inductor formed on a silicon substrate and method of manufacturing the same
07/03/2003US20030122646 Method and apparatus for substantially reducing electrical earth displacement current flow generated by wound components without requiring additional windings
07/03/2003US20030122233 Non-contact data carrier and method of fabricating the same
07/03/2003US20030122218 Multilayer chip inductor
07/03/2003US20030122208 Spin valve transistor
07/03/2003US20030121565 Multilayer; controlling signal polarity of detector; heat treatment
07/03/2003US20030121392 Automatic iron core air gap cutting apparatus
07/03/2003US20030121364 Precipitating in solvent; controlling particle size
07/03/2003CA2473876A1 A thermal process involving cold rf irradiated liquid as a core method for producing nano-size particles
07/02/2003EP1324471A1 Method and device for guiding the wire on multi-pole stators wound by a flyer-type machine
07/02/2003EP1324357A1 Electromagnetic device and high-voltage generating device and method of producing electromagnetic device
07/02/2003EP1324261A1 Non-contact data carrier and method of fabricating the same
07/02/2003EP1323183A1 Method for producing a microelectronic circuit and a microelectronic circuit
07/02/2003EP1042757B1 Method for producing impregnable fine mica tapes with an incorporated accelerator
07/02/2003CN1427425A Thick film composition for generating magnetic performance
07/02/2003CN1113372C Bead inductor and method of mfg. same
07/01/2003US6587240 Optical switching node and method for operating same
07/01/2003US6586309 High performance RF inductors and transformers using bonding technique
07/01/2003US6584677 High-speed, high-capacity twist pin connector fabricating machine and method
07/01/2003US6584671 Simple, low cost manufacturing of strong, weather resistant assembly
06/2003
06/26/2003WO2002003402A8 Device for orienting the direction of magnetization of magnetic layers
06/26/2003US20030118467 Cylinder shapes; molecular orientation; noncracking; pulverized crystals
06/26/2003US20030116635 High speed system for embedding wire antennas in an array of smart cards
06/26/2003US20030116426 Thin film; concurrent sputtering; random access memory
06/26/2003US20030115742 Magnetic circuit with coil
06/25/2003EP1321949A2 Thick film composition yielding magnetic properties
06/25/2003EP1320859A1 Electric device
06/25/2003EP1320858A1 A method of manufacturing an inductor
06/25/2003CN1426339A Unleaded solder alloy and electronic components using it
06/25/2003CN1426076A Vacuum pressure impregnaing insulation process
06/25/2003CN1426075A Forming method for soft magnetic ferrite core and mould structure
06/25/2003CN1112675C Exchange coupling film and method for producing same, magnetoresistance effect device and magnetoresistance effective head
06/24/2003US6583707 Apparatus and method for the manufacture of large transformers having laminated cores, particularly cores of annealed amorphous metal alloys
06/24/2003US6583704 Variable inductor
06/24/2003US6583699 Magnetic material and inductor
06/24/2003US6583698 Wire core inductive devices
06/24/2003US6583677 Oscillator and an oscillator characteristic adjustment method
06/24/2003US6582989 Photolithographically-patterned out-of-plane coil structures and method of making
06/19/2003US20030113573 Thick film composition yielding magnetic properties
06/19/2003US20030112564 Magnetoresistive element using an organic nonmagnetic layer
06/19/2003US20030112202 Method for producing a tag or a chip card, device for implementing said method and tag or chip card produced according to said method
06/19/2003US20030112115 Multi-layered inductance element
06/19/2003US20030112111 Three-phase transformer
06/19/2003US20030111926 Unitary amorphous metal component for an electric machine
06/19/2003US20030111335 Antiferromagnetic layer and a ferromagnetic layer laminate
06/19/2003US20030110617 Method for producing rod-shaped permanent magnets
06/18/2003EP1320110A1 Production process for nanocristalline toroidal cores
06/18/2003EP1320109A1 Multi-layered inductance element
06/18/2003CN2556763Y Driving wheel device of winding machine
06/17/2003US6580348 Flat magnetic core
06/17/2003US6579635 Smoothing and stabilization of domain walls in perpendicularly polarized magnetic films
06/17/2003US6579383 Powder magnetic core
06/17/2003US6578254 Providing a curved substrate having a surface extending along and symmetrical about an axis, forming a groove in the curved surface along and around said axis, filling the groove, thus creating the coil
06/12/2003WO2003048032A1 Production of microscopic and nanoscopic coils, transformers and capacitors by rolling or folding back conductive layers during the removal of auxiliary layers from a substrate
06/12/2003US20030109118 Integrated inductor in semiconductor manufacturing
06/12/2003US20030108673 Comprises aluminum/zinc vapor deposited films; for rare earth metal-based permanent magnets
06/12/2003US20030107847 Dual spin-valve magnetoresistive thin film element
06/12/2003US20030107465 Passive element component and substrate with built-in passive element
06/12/2003US20030107464 Solenoid coil assembly and method for winding coils
06/12/2003US20030107463 Magnetic thin film inductors
06/12/2003US20030106956 System and method for winding an ignition coil
06/12/2003US20030106619 Bulk stamped amorphous metal magnetic component
06/12/2003US20030106616 Method of producing exchange coupling film and method of producing magnetoresistive sensor by using exchange coupling film
06/11/2003EP1318532A1 Coil assembly and manufacturing thereof
06/11/2003EP1318531A1 Method for manufacturing electronic components and electronic component thereof
06/11/2003EP1318208A2 Method of depositing heusler alloy thin film by co-sputtering
06/11/2003EP1317875A1 Method for producing an electrically conductive structure on a non-planar surface and the use of said method
06/11/2003EP1317758A1 Half-cycle transductor with a magnetic core, use of half-cycle transductors and method for producing magnetic cores for half-cycle transductors
06/11/2003CN1423508A Electric coil winding manufacture method and apparatus
06/11/2003CN1422977A Method for depositing Hersler alloy film by co-sputtering method
06/10/2003US6577477 Hard magnetic bias configuration for GMR
06/10/2003US6577218 Electronic component and method of manufacturing same
06/10/2003US6576179 Injection molding process using a pair of reservoirs and an injection device
06/10/2003US6576113 Method of electroplating of high aspect ratio metal structures into semiconductors
06/05/2003WO2003045611A1 Method and apparatus for producing granulated powder of rare earth alloy and method for producing rare earth alloy sintered compact
06/05/2003WO2003007316A3 Method for producing nanocrystalline magnet cores, and device for carrying out said method
06/05/2003US20030104246 One or more insulating sheets containing an adhesive are arranged between joint surfaces of the magnet pieces to attach the magnet pieces.
06/05/2003US20030104240 Powder for magnetic ferrite, magnetic ferrite, multilayer ferrite components and production method thereof
06/05/2003US20030104239 Powder for magnetic ferrite, magnetic ferrite, multilayer ferrite components and production method thereof
06/05/2003US20030102951 Powder for magnetic ferrite, magnetic ferrite, multilayer ferrite components and production method thereof
06/05/2003US20030102517 Semiconductor device with electrically coupled spiral inductors
06/05/2003US20030102399 Winding or taping device and toroidal winding and taping system
06/04/2003EP1317004A1 Fractal structure and method of forming it
06/04/2003EP1316974A1 Fabrication process for electronic component with incorporated microinductance
06/04/2003CN1421880A Method for producing sintered rare-earth magnetic alloy thin sheet and thin sheet surface polishing machine
06/04/2003CN1421879A Induction element and induction value regulating method thereof
06/04/2003CN1421878A Prepn of ferromagnetic semiconductor with graded components
06/04/2003CN1110882C 电磁机器 Electromagnetic machine