Patents
Patents for H01F 1 - Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties (23,146)
06/2004
06/02/2004CN1501410A A magnetic strap material having high strain shape memory effect and preparing method thereof
06/02/2004CN1152407C Rare-earth metal permanent magnet and method for producing same
06/02/2004CN1152395C Preparation method of soft magnetic ferrimagnetics
06/02/2004CN1152394C Various cohesiveness magnetic pad composition and making method thereof
06/02/2004CN1152393C Method for preparing permanent-magnet material
06/01/2004US6744342 High performance bulk metal magnetic component
06/01/2004US6744086 Current switched magnetoresistive memory cell
06/01/2004US6743394 Case for use in sintering process to produce rare-earth magnet, and method for producing rare-earth magnet
06/01/2004US6743371 Magneto sensitive fluid composition and a process for preparation thereof
06/01/2004US6743304 Low core loss, formability such as punching property, rust resistance
05/2004
05/27/2004WO2004045265A1 Counter emi component and counter emi method
05/27/2004WO2004044931A2 Improved mr device
05/27/2004WO2004043633A1 Fe-Si ALLOY POWDER CORES AND FABRICATION PROCESS THEREOF
05/27/2004WO2004015723A3 Nanocrystalline and nanocomposite rare earth permanent magnet materials and method of making the same
05/27/2004WO2002058865A8 Compressed and heat treated soft magnetic iron-based powder alloys
05/27/2004US20040101150 Piezoelectric driver device with integral sensing layer
05/27/2004US20040100347 Common mode choke coil with edgewise windings and line filter including same
05/27/2004US20040099837 YIG magnetic ceramic composition for microwave application and preparation method thereof
05/27/2004US20040099347 Electromagnets comprising ferritic or austenitic steels, for use as fuel controllers in internal combustion engines
05/27/2004US20040099346 Compound for rare-earth bonded magnet and bonded magnet using the compound
05/27/2004US20040099342 Casting alloys in the form of strips comprising silicon, carbon, iron and grain growth inhibitors selected from sulphides and/or selenides of manganese or copper and aluminum nitride; magnetism
05/27/2004US20040099341 Magnetic powder, manufacturing method of magnetic powder and bonded magnets
05/27/2004DE10295875T5 Gepresste und wärmebehandelte weichmagnetische Pulverlegierung auf Eisenbasis Pressed and heat treated soft magnetic iron-based alloy powder
05/26/2004CN1500157A Method for forming electroplated coating on surface of article
05/26/2004CN1500022A Method and appts. for producing magnetic rare earth alloy powder, method for prodn. bonded magnet, method for producing rare earth sintering magnet, and method and appts. for improving purity of inert
05/26/2004CN1500021A Method for producing granulated powder of R-Fe-B type alloy and method for producing R-Fe-B type alloy sintered compact
05/26/2004CN1151517C Adhered rare-earth permanent magnet with low temp coefficient and its preparing process
05/26/2004CN1151516C Nano composite permanent magnetic RE alloy and its prepn.
05/25/2004US6741770 Transparent paramagnetic polymer
05/25/2004US6741154 Low-temperature burnt ferrite material and ferrite parts using the same
05/25/2004US6741153 Flat high-voltage impulse transformer
05/25/2004US6739137 Magnetic condensing system for cryogenic engines
05/21/2004WO2004042753A1 Magnetic nanostructure and method for making same
05/21/2004WO2004042752A1 Method for producing ferromagnetic material, said material and its use
05/21/2004WO2004042747A1 Magnetorheological composition and device
05/20/2004US20040095216 Non-reciprocal circuit element with reduced shift of center frequency of insertion loss with change in temperature and communication device
05/20/2004US20040094742 Composition for synthetic resin magnet and formed resin magnet
05/20/2004US20040094237 R-Fe-B sintered magnet
05/20/2004US20040093877 Magnetic refrigerant material, regenerator and magnetic refrigerator
05/19/2004EP1420418A1 R-Fe-B sintered magnet
05/19/2004EP1419509A1 Permanent magnet for electromagnetic device and method of making
05/19/2004EP0907957B1 Metallic glass alloys for mechanically resonant marker surveillance systems
05/19/2004CN1497617A Sintered R-Fe-B series permanent magnet and its manufacturing method
05/19/2004CN1150569C Method for localizing to magnetic-field responser-solid-phase powder material, and damping device thereof
05/19/2004CN1150076C Method for preparation of hydrogenation-disproportionation-dehydrogenation-recombinant rare earthy permanent magnetic powder
05/19/2004CN1150075C Powder producing process and equipment by Rb-Fe-B multiple work station hydrogenation
05/18/2004US6737451 Polyphenylene sulfide, potassium silicate, kaolin coated magnetic powder and lubricant
05/18/2004US6737012 Powder for magnetic ferrite, magnetic ferrite, multilayer ferrite components and production method thereof
05/18/2004US6736990 Nickel-copper-zinc based ferrite of given formula also containing bismuth, silicon, magnesium, and cobalt; good stress resistance, high strength; use in electronics as inductance component
05/18/2004US6736909 Bulk exchange-spring magnet, device using the same, and method of producing the same
05/13/2004WO2004040593A1 Process for preparing nanosized acicular magnetic maghemite phase iron oxide particles
05/13/2004WO2004040025A1 Method for producing electrical steel exhibiting a high magnetic induction
05/13/2004WO2004040024A1 Method for producing grain oriented magnetic steel sheet and grain oriented magnetic steel sheet
05/13/2004WO2004039876A2 Plasma resistant elastomer parts
05/13/2004US20040090302 Mn-Zn ferrite, transformer magnetic core and transformer
05/13/2004US20040089564 Magnetic tape and magnetic tape cartridge
05/13/2004US20040089377 High-strength high-temperature creep-resistant iron-cobalt alloys for soft magnetic applications
05/13/2004DE10010082B4 Magnetische Keramikzusammensetzung und deren Verwendung in einer Induktorkomponente Magnetic ceramic composition and its use in an inductor component
05/12/2004EP1418597A1 Method for producing ferromagnetic garnet material, garnet material and its use
05/12/2004EP1360340A4 Iron-cobalt-vanadium alloy
05/12/2004EP1135783A4 Capacitance-coupled high dielectric constant embedded capacitors
05/12/2004EP0912768B1 Method for making an electric sheet steel with oriented grains for the manufacture of transformer magnetic circuits in particular
05/12/2004CN1495815A Rare-earth permanent magnet and its making method
05/12/2004CN1495809A Mn-Zn ferrite, magnetic core for transformer, and transformer
05/12/2004CN1149593C Compounded magnetic material and inductor component
05/12/2004CN1149592C Composite magnetic material and electromagnetic interference suppressing material using the same
05/12/2004CN1149591C Magnetic powder and isotropy bound magnet
05/12/2004CN1149586C 电磁屏蔽 Electromagnetic shielding
05/11/2004US6733828 Incorportating oppositely charged molecule inside mesoporous structure; ion exchanging or wet impregnating with trialkoxy-silyl alkylcationic or alkylanionic functionalized material and reacting
05/06/2004WO2004038740A1 Heat treatment of soft magnetic components
05/06/2004WO2004038739A2 Sigh performance magnetic materials with low flux-aging loss
05/06/2004WO2004038055A1 Alloy containing rare earth element, production method thereof, magnetostrictive device, and magnetic refrigerant material
05/06/2004WO2003090347A3 Acoustic wave sensor apparatus, method and system using wide bandgap materials
05/06/2004US20040086885 Using paramagnetic microparticles and phase contrast imaging to identify pathogens in biological fluids; disease diagnosis
05/06/2004US20040086708 High permeability soft magnetic composites
05/06/2004US20040086414 Powder injection molding together with careful control of the relative shrinkage rates of the various parts
05/06/2004US20040086146 Magnetic circuit for speaker, method of manufacture thereof, and speaker using same
05/06/2004US20040084651 Comprised of a single process yield population of magnetically responsive particles
05/06/2004US20040084263 MR device
05/06/2004US20040084112 Electroless plating of nickel; oxidation and heating to form thin, uniform layer of nickel oxide; compaction, annealing
05/06/2004EP1416763A1 Magnetic circuit for speaker, method of manufacture thereof, and speaker incorporating same
05/06/2004EP1415311A1 Material for magnetic refrigeration,preparation and application
05/06/2004EP1415008A1 Non-grain oriented electric sheet steel or strip and method for the production thereof
05/06/2004EP1072043B1 Permanent magnetic materials of the r-fe-b type and process of manufacture
05/05/2004CN1494722A Isotropic rare earth material of high intrinsic induction
05/05/2004CN1494092A High temperature rare earth permanent magnetic material and its preparation method
05/05/2004CN1494091A Magnetic body, apparatus using the same and its mfg. method
05/05/2004CN1148762C Integrally sintered multi-texture rare-earth permanent magnet and its preparing process
05/05/2004CN1148761C Rare earth permanent magnet and method for producing the same
05/04/2004US6731111 Validity determination using magnetic ink having magnetic powders with different Curie temperatures
04/2004
04/29/2004WO2004036606A1 Magnetic substrates, composition and methods of making the same
04/29/2004WO2004036602A1 Nanocomposite magnet and method for producing the same
04/29/2004WO2003066925A3 Fe-based amorphous metal alloy having a linear bh loop
04/29/2004US20040079452 Powder metallurgy; soft magnetic material, insulation powders and lubricant; measuring carbon monoxide, calibration
04/29/2004US20040079449 Alloying mixture of metals; cooling
04/29/2004US20040079446 Magnetic alloy material and method of making the magnetic alloy material
04/29/2004US20040079445 High performance magnetic materials with low flux-aging loss
04/28/2004EP1414050A1 Method for producing nanocomposite magnet using atomizing method
04/28/2004EP1413632A2 Method for treating a brittle thin metal strip and magnetic parts made from a nanocrystalline alloy strip
04/28/2004CN1493082A Rear earth-iron-boron based alloy, permanent magnet powder with magnetic anisotropy and manufacturing method therefor