Patents
Patents for H01F 41 - Apparatus or processes specially adapted for manufacturing or assembling the devices covered by this subclass (27,155)
06/2008
06/04/2008CN100392778C Method for producing magnet, method for forming magnetic powder and dry type forming devie
06/04/2008CN100392777C Method for preparing aeolotropic R-Fe-B-M permanent magnet material
06/04/2008CN100392776C Wire core inductive devices
06/04/2008CN100392775C Magnetic-particle thin-film material and its preparation method and application
06/04/2008CN100392727C Polycrystalline structure and its production method
06/03/2008US7382221 Coil
06/03/2008US7382123 Micro fluxgate sensor and method of manufacturing the same
06/03/2008US7381477 Rare earth-transition metal alloy articles
06/03/2008US7381282 Co alloy target and its production method, soft magnetic film for perpendicular magnetic recording and perpendicular magnetic recording medium
06/03/2008US7381280 Compression, heat curing thermosetting resins, thermoplastic resin; mixing with magnetic powder ; heat curing; rolling
06/03/2008US7380328 Method of forming an inductor
05/2008
05/29/2008WO2008062757A1 Process for producing oriented object, molded object, and sintered object and process for producing permanent magnet
05/29/2008WO2008061998A1 Induction coil and method for producing an induction coil
05/29/2008WO2008061829A1 Method for producing a static magnetic circuit component
05/29/2008US20080124567 Corrosion-resistant rare earth metal-based permanent magnet
05/29/2008US20080122561 Method for Producing a Pole Face in a Solenoid, Armature, Yoke, Solenoid and Electromechanical Switchgear
05/29/2008US20080122439 High performance low volume inductor and method of making same
05/29/2008DE102006055010A1 Verfahren zur Herstellung eines Magnetkreisbauteils A method for producing a magnetic circuit component
05/29/2008DE10134823B4 Vorrichtung und Verfahren zum Pressen von Pulver Apparatus and method for pressing powder
05/28/2008EP1926197A1 Permanent magnet for a motor, motor and magnetizing method
05/28/2008EP1925005A1 Apparatus and method for winding electrical coils
05/28/2008EP1812938B8 Inductive circuit element and method for assembly of an inductive circuit element
05/28/2008EP1547100B1 Electronic transformer/inductor devices and methods for making same
05/28/2008CN201066628Y Compound clamping tool
05/28/2008CN201066627Y Micro electromagnetic interference absorbing holding block
05/28/2008CN201066622Y Loop framework for transformer control
05/28/2008CN201066621Y Loop framework for transformer control
05/28/2008CN201066620Y Loop framework for transformer control
05/28/2008CN201066619Y Loop framework for transformer control
05/28/2008CN201066618Y Loop framework for transformer control
05/28/2008CN201066617Y Loop framework for transformer control
05/28/2008CN201066616Y Loop framework for transformer control
05/28/2008CN201066615Y Loop framework for transformer control
05/28/2008CN201066614Y Loop framework for transformer control
05/28/2008CN201066613Y Loop framework for transformer control
05/28/2008CN201066612Y Loop framework for transformer control
05/28/2008CN201066609Y A magnetic core for 16-33W energy-saving lamp choke
05/28/2008CN201066601Y Permanent magnetic material agglomeration boat
05/28/2008CN201065421Y Gas cooling device without turbulent current
05/28/2008CN201064922Y Orientation press forming device for rare earth permanent magnet
05/28/2008CN101189691A Prism-type electrical converter for the generation, transmission, distribution and supply of electric current, and production method thereof
05/28/2008CN101188157A A vanadium adulterated TiOx nano lanthanon magnetic semiconductor and its making method
05/28/2008CN101187063A Magnetic garnet material, optical device, bismuth-substituted rare earth-iron-garnet single-crystal film and method for producing the same and crucible
05/28/2008CN100390908C Method for manufacturing bonded magnet and method for manufacturing magnetic device having bonded magnet
05/28/2008CN100390859C Spin valve and making method thereof
05/28/2008CN100389913C Method for forming nano crystal neodymium iron boron binding magnet
05/27/2008US7379280 Magnetic tunnel magneto-resistance device and magnetic memory using the same
05/27/2008US7378029 Method for manufacturing magnetic recording medium
05/27/2008US7377029 Wire winding device for electrical components
05/22/2008WO2008059392A1 Manufacturing of an electronic circuit having an inductance
05/22/2008WO2008042257A3 Method and structure for assembling electrical windings about a central member
05/21/2008EP1923893A1 Method for preparing rare earth permanent magnet
05/21/2008CN201063291Y Helix swinging strand oscillator
05/21/2008CN201063290Y Stretching transformer coil
05/21/2008CN201063289Y Enclosed inductor structure
05/21/2008CN201063283Y Transformer coil
05/21/2008CN201063282Y Iron core stepping device for flame-proof transformer
05/21/2008CN101185144A Low magnetostriction body and dust core using same
05/21/2008CN101183607A Method of producing zinc oxide Fe-doped rare magnetic semiconductor material
05/21/2008CN101183605A Convenience-for-transportation disorganized transportation transformer and transport case thereof
05/21/2008CN101183604A Inductor core structures
05/21/2008CN101183602A Method of assembling ceramic silver-coated coil backbone and copper pedestal assembly on communication equipment
05/21/2008CN101183595A P type doping ZnO based rare magnetic semiconductor material and method of producing the same
05/21/2008CN101183594A Magnet and motor using magnet
05/21/2008CN101183592A Two-sided immersion superconducting solenoid coil
05/21/2008CN101183590A Malic acid coating water-based magnetic fluid material and production thereof
05/21/2008CN101183587A Zinc oxide based rare magnetic semiconductor material and method for preparing the same
05/21/2008CN101183585A MnZn ferrite material and method of manufacturing the magnetic core
05/21/2008CN101183584A MnZn ferrite material and magnetic core for energy-saving lamp and electronic ballast
05/21/2008CN101183580A Magnetic composition
05/20/2008US7376240 Coil for an electroacoustic transducer
05/20/2008US7375977 Multilayered electronic component
05/20/2008US7374814 iron and/or alloy powders, having plated layer on the surfaces comprising lubricants dispersed in matrices; molding the powders in dies and heat treating to form compacts having green strength
05/20/2008US7373715 Method of adjusting a characteristic of wire-wound type chip coil by adjusting the space between conductive wires
05/20/2008CA2462551C Electrical reactor assembly having center taps
05/20/2008CA2300270C Method of assembling separable transformer
05/15/2008WO2008037634B1 Design rules for on-chip inductors
05/15/2008WO2008007263A3 Magnet core and method for its production
05/15/2008US20080112092 Method and Apparatus For Oxidizing Conductive Redeposition in TMR Sensors
05/15/2008US20080112046 Magnetic garnet material, faraday rotator, optical device, bismuth-substituted rare earth-iron-garnet single-crystal film and method for producing the same and crucible for producing the same
05/15/2008US20080111436 Permanent magnet for a motor, motor, and magnetizing method
05/14/2008EP1921640A1 Spiral-shaped closed magnetic core and integrated micro-inductance comprising such a closed magnetic core
05/14/2008EP1919655A1 Method for producing a solid housing
05/14/2008EP1919654A1 Rigid housing production method
05/14/2008EP1601629B1 Ferromagnetic material
05/14/2008CN201060742Y Conductor needle device of magnet ring automatic threader
05/14/2008CN201060741Y Winding roll improved structure of transformer
05/14/2008CN201060740Y Winding roll structure of transformer
05/14/2008CN201060726Y Winding coil arrangement structure for transformer device
05/14/2008CN201060725Y Novel coiling iron core
05/14/2008CN101180689A Wall coverings
05/14/2008CN101178976A Aeolotropism nanocrystalline rare-earth permanentmagnet powders and preparation device
05/14/2008CN101178975A Compacting process of flexible pipe on transformer
05/14/2008CN101178971A High voltage transformer
05/14/2008CN101178970A High coupling factor transformer and manufacturing method therefor
05/14/2008CN101178966A Coil
05/14/2008CN100388394C DC voltage/current heating/gelling/curing of resin encapsulated distribution transformer coils
05/14/2008CN100388393C Method for producing naon-magnetic liquid
05/13/2008US7372672 GMR magnetic sensing element having an antiferromagnetic layer extending beyond the track width and method for making the same
05/13/2008US7371587 Method for reducing diffusion through ferromagnetic materials