Patents
Patents for H01F 41 - Apparatus or processes specially adapted for manufacturing or assembling the devices covered by this subclass (27,155)
07/2001
07/17/2001US6262867 Float slider; heat resistance; high density, high frequency recording; disk storage
07/17/2001US6262649 Power magnetic device employing a leadless connection to a printed circuit board and method of manufacture thereof
07/17/2001US6261515 Method for producing rare earth magnet having high magnetic properties
07/17/2001US6261437 Device comprising holder configured to support and hold metallic conductor wire at contact points in predetermined position during anodizing, including cam guides each having guide slots, said wire being spirally wound in guide slots
07/17/2001CA2063150C Magnetic paint material and process for producing the same
07/12/2001WO2001050485A1 Methods and apparatus for an axially adjustable coil winding mandrel
07/12/2001WO2001050484A1 Solenoid, method for producing a solenoid, solenoid valve and fuel pump
07/12/2001WO2001050483A1 Bulk amorphous metal magnetic component
07/12/2001US20010007707 Laminates having a buffer layer and cover layer
07/12/2001US20010007440 Electromagnetic actuator
07/12/2001DE19963363A1 Method to manufacture magnetic measurement body, e.g. for length, rotation or position measurement, involves magnetizing at least one wire, which is wound on drum to form coil of at least one layer
07/12/2001DE19962232A1 Verfahren zur Herstellung stabförmiger Dauermagnete Process for the preparation of rod-shaped permanent magnets
07/12/2001DE10010082A1 Magnetische Keramikzusammensetzung und dieselbe verwendende Induktorkomponente Magnetic ceramic composition and the same inductor used
07/11/2001EP1114428A1 Integrated inductive components and method of fabricating such components
07/11/2001CN2439092Y Automatic winding device of coil for magnetic toroid winding machine
07/11/2001CN2439091Y Conductor needle apparatus for magnetic toroid winding machine
07/11/2001CN1303229A Thin integrated resistor and capacitor and inductor component element and its manufacturing method
07/11/2001CN1303111A Powder for making magnetic ferrite, magnetic ferrite, multilayer ferrite element and its making method
07/11/2001CN1303110A Manufacturing method of pressed body of rare earth alloy powder, shaping apparatus and rare earth magnet
07/10/2001US6259345 Inductive element
07/10/2001US6258470 Exchange coupling film, magnetoresistance effect device, magnetoresistance effective head and method for producing exchange coupling film
07/10/2001US6256865 Continuous winding process and apparatus for electrical transformers
07/05/2001WO2001048889A1 Bulk amorphous metal magnetic components for electric motors
07/05/2001WO2001048768A1 Power conversion systems utilizing wire core inductive devices
07/05/2001US20010006451 Monolithic ceramic electronic component and production process therefor, and ceramic paste and production process therefor
07/05/2001US20010006446 Thin- film magnetic head with low barkhausen noise and floating-type magnetic head therewith
07/05/2001US20010006323 Deflection yoke of braun tube and method for fabricating auxiliary coil of deflection yoke
07/05/2001US20010006038 Growing a magnetic garnet single crystal film by liquid phase epitaxy and employing a lead oxide-based flux either at a temperature higher than 940 degree C., or having a lead compound content less than 70 % or a combination of both
07/05/2001US20010005934 Method and apparatus for manufacturing a rectangular-wire coil
07/05/2001DE19960095A1 Gesinterter weichmagnetischer Verbundwerkstoff und Verfahren zu dessen Herstellung Sintered soft-magnetic composite material and process for its preparation
07/04/2001EP1113466A2 Taping device and taping method
07/04/2001EP1113465A2 Soft-magnetic powder composite core having particles with insulating layers
07/04/2001EP1113463A1 Planar inductor
07/04/2001EP0919063B1 Interface transformer
07/04/2001CN1068134C Method and special machine for winding magnetic cores of transformer
07/03/2001US6255933 Inductance device and manufacturing method thereof
07/03/2001US6255932 Electronic component having built-in inductor
07/03/2001US6255714 Integrated circuit having a micromagnetic device including a ferromagnetic core and method of manufacture therefor
07/03/2001US6254694 R-T-B-based, permanent magnet, method for producing same, and permanent magnet-type motor and actuator comprising same
07/03/2001US6254027 Winding machine
07/03/2001CA2081235C Low-iron loss grain oriented electromagnetic steel sheet and method of producing the same
06/2001
06/28/2001WO2001046969A1 Method for producing rod-shaped permanent magnets
06/28/2001DE19963290A1 Planare Induktivität Planar inductor
06/27/2001EP1111953A2 An optical switching node and method for operating same
06/27/2001EP1110895A2 Coil winding apparatus and winding method
06/27/2001CN2437030Y Improved winding winder
06/27/2001CN1301391A Amorphous metal transformer having a generally rectangular coil
06/27/2001CN1301028A Device and method for winding
06/26/2001US6252483 Slant winding electromagnetic coil and ignition coil for internal combustion engine using same
06/26/2001US6252481 Chip type electronic part and method for the manufacture thereof
06/26/2001US6251514 Ferromagnetic powder overcoated with iron compound; stability
06/26/2001US6251475 Preparation of a magnetic layer
06/26/2001US6251299 Magnetic material with iron oxide, nickel oxide and copper oxide
06/26/2001US6251196 Process for producing Fe-B-R based permanent magnet having a corrosion-resistant film
06/21/2001WO2001045254A1 Planar wideband inductive devices and method
06/21/2001WO2001045141A2 Method and apparatus for smoothing thin conductive films by gas cluster ion beam
06/21/2001WO2001045118A1 Inductor core-coil assembly and manufacturing thereof
06/21/2001WO2001045116A1 Weakly-magnetic sintered composite-material and a method for production thereof
06/21/2001US20010004230 Air- wound coll for vacuum pick-up, surface mounting, and adjusting
06/21/2001DE19957070A1 Coating for a surface of an object such as an electrical conductor comprises a binder based on a resin or a thermoplastic material and a glass and/or ceramic component
06/21/2001DE10052682A1 Powder pressing device comprises a mold, a magnetic core, a lower stamp, an upper stamp, a powder charging device for filling the hollow chamber with a magnetic powder; a magnetic field generator; and controlling devices
06/20/2001EP1109168A2 Magnetic dual element with dual magnetic states and fabricating method thereof
06/20/2001CN1300437A Amorphous alloy with increased operating induction
06/20/2001CN1300326A Rare earth magnetic for MRI scanner made from treated Pr-Nd bearing ore residum
06/20/2001CN1300090A Single-piece ceramic electronic element and mfg. method, and ceramic paste and production method
06/20/2001CN1300089A Single-piece ceramic electronic element and mfg. method thereof, ceramic paste and mfg. method thereof
06/20/2001CN1300088A Mfg. method and apparatus for laminated electronic element
06/19/2001US6249208 Chip inductance
06/19/2001US6249204 Apparatus and method for continuous magnetic core winding of electrical transformers and inductors
06/19/2001US6249039 Integrated inductive components and method of fabricating such components
06/19/2001US6248612 Method for making a substrate for an integrated circuit package
06/14/2001WO2001042540A1 Fabrication of periodic surface structures with nanometer-scale spacings
06/13/2001EP1106794A2 Electromagnetic actuator
06/13/2001EP1105893A1 Method for producing inductive components
06/13/2001CN1299140A Method and device for supplying magnetic powder, and magnet mfg. method
06/12/2001US6246328 Extended range passive marker
06/12/2001US6246172 Magnetic core for RF accelerating cavity and the cavity
06/12/2001US6243940 Laser gapping of magnetic cores
06/07/2001WO2001041164A1 Method for producing an eddy-current-free armature for an electromagnetic actuator
06/07/2001WO2001040137A1 Method for making ferrite magnets
06/07/2001US20010002507 Process for producing an electromagnetic subassembly for a magnetic levitation railway
06/07/2001DE19958574A1 Verfahren zur Herstellung eines wirbelstromarmen Ankers für einen elektromagnetischen Aktuator A process for the preparation of a low eddy current armature for an electromagnetic actuator
06/07/2001DE19954986A1 Method of manufacturing wire-wound coil-circuit for application in electronic or electrical circuits, involves combining several manufacturing steps to provide automatic
06/07/2001DE10059155A1 Verfahren zur Verbesserung der Verdichtbarkeit eines Pulvers und damit geformte Artikel A method for improving the compressibility of a powder, and thus shaped articles
06/06/2001EP1104932A2 Method of manufacturing magnet material, and bonded magnet
06/06/2001CN2433723Y 线圈整形器 Coil shaper
06/06/2001CN1298188A Surface mounting coil and its producing method
06/06/2001CN1066778C Process for improving corrosion resistance of aluminium plated surface
06/05/2001US6242995 Bead inductor and method of manufacturing same
06/05/2001US6241921 Electrophoretic separation of first and second particles within a circularly contained and encapsulated suspension, fusing the particles to form opposing optical elements
05/2001
05/31/2001WO2001039220A1 Inductor for integrated circuit and methods of manufacture
05/31/2001WO2000072335A3 Superconducting coils
05/31/2001WO2000044008A3 Discrete inductive-type electronic component, method for the production thereof
05/31/2001US20010001895 Process for the production of laminated cores and electromagnetic units produced therefrom
05/31/2001DE10055634A1 Ceramic inductive element comprises a magnetic ceramic body made of either nickel-copper-zinc ferrite or nickel-copper ferrite
05/31/2001DE10045483A1 Elektromagnetische Spulenvorrichtung Electromagnetic coil apparatus
05/31/2001DE10036062A1 Coil resin molding method for microwave oven transformer, involves injecting resin into metallic mold after inserting assistant tool along with coil into cavity so as to form resin coating on coil
05/30/2001EP1103993A1 Surface-mount coil and method for manufacturing same
05/30/2001EP1103625A1 Magnetic alloy and magnetic recording medium and method for preparation thereof, and target for forming magnetic film and magnetic recording device
05/30/2001EP1103055A1 Continuous winding process and apparatus for electrical transformer cores