Patents
Patents for H01F 1 - Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties (23,146)
04/2002
04/23/2002US6376655 Physically functional materials
04/23/2002US6376108 Nickel, iron, molybdenum alloy
04/23/2002US6376089 Process for producing rare earth metal-based permanent magnet having corrosion-resistant film
04/23/2002US6376063 Making particulates of controlled dimensions by electroplating
04/23/2002US6375885 Methods for coating surfaces with magnetic composites exhibiting distinct flux properties
04/23/2002US6375862 Ferrite sintered compact
04/23/2002US6375761 Magnetoresistive material with two metallic magnetic phases
04/23/2002US6375759 Batch fabrication of precision miniature permanent magnets
04/18/2002WO2002031844A2 Co-mn-fe soft magnetic alloys
04/18/2002WO2002030595A1 Process for producing, through strip casting, raw alloy for nanocomposite type permanent magnet
04/18/2002US20020043303 A iron based soft powder magnetic core, designed to have low initial permeability so that core may show high permeabiltiy when applied with high intensity magnetic field as a consequece may exhibit excellent direct current bias
04/18/2002US20020043302 An anisotropic magnet which comprises a neodymium-iron-boron (Nd2Fe14B) phase and an (alpha -Fe) iron phase; Plastic forming, cold and hot pressing, grinding mixing with resin binder, injection or compression molding in magnetic field
04/18/2002US20020043301 Dynamic-magnetic-compaction (DMC), bonded permanent magnets paricles containing inorganic or organic binder having a minimum void ratio and upto about 40% increase in (BH)max over that acheived with traditional mechanical compaction
04/18/2002US20020043299 Non-oriented electrical steel sheet having the following chemical composition: Carbon 0.01% or less, Silicon 2.5% or less, Manganese 2% or less, Aluminum 1-5%, (Si+Al+0.5x Mn 2.5 to 5%, sheet thickness 0.1 to 0.4mm. excellent workabiltiy
04/18/2002DE19732872C2 Anzeigeelement für die Verwendung in einem magnetischen Diebstahlsicherungssystem Display element for use in a magnetic anti-theft system
04/18/2002CA2423570A1 Co-mn-fe soft magnetic alloys
04/17/2002EP1197975A1 Method of producing corrosion resistant magnet powder, and product produced by the same method
04/17/2002EP1197569A1 Fe-Ni permalloy and method of producing the same
04/17/2002EP1196929A1 Stable magnetorheological fluids
04/17/2002CN1345073A Manufacture and raw material powder of anisotropic magnetic powder and plastics magnet
04/17/2002CN1083017C Glassy metallic alloy for mechanical resonant marker monitoring system
04/17/2002CN1082936C Material array and its prep.
04/16/2002US6373425 Capable of restricting the height of a pyramidal electromagnetic wave absorber and being applied to a compact anechoic chamber; ferrite tiles; permittivity of not greater than 4.9 at a frequency of at least 1 mhz.
04/16/2002US6373368 Inductor and manufacturing method thereof
04/16/2002US6372348 Annealable insulated metal-based powder particles
04/16/2002US6372338 Spherical magnetic particles for magnetic recording media
04/16/2002US6372325 Magnetic recording medium
04/16/2002CA2202259C Corrosion-resistant magnetic material
04/11/2002WO2002029833A1 A magneto sensitive fluid composition and a process for preparation thereof
04/11/2002WO2002029832A1 Annealed amorphous alloys for magneto-acoustic markers
04/11/2002WO2002029128A1 High performance nanostructured materials and methods of making the same
04/10/2002EP1195779A2 Rare-earth sintered magnet and method of producing the same
04/10/2002EP1194600A2 Method of producing non-grain-oriented electrical sheet
04/10/2002EP1018036A4 Magnetic apparatus for mri
04/10/2002EP0927479B1 Pulse transformer for line interfaces operating according to the echo compensation principle
04/10/2002EP0692137B1 Compositions and methods for providing anisotropic conductive pathways and bonds between two sets of conductors
04/10/2002CN1344332A Non-oriented electromagnetic steel sheet having reduced magnetic anisotropy in high frequency region and excellent press workability
04/10/2002CN1343991A Magnetic core for digital user line modulator-demodulator transformer and its compsns.
04/10/2002CN1343990A Powder pressed iron core
04/10/2002CN1082496C Ferrite magnet and its mfg. tech.
04/09/2002US6368551 Mixing fine powder of crystalline alloy; compacting; sintering
04/09/2002US6368424 Magnetic properties improved by laser beam irradiation; no surface damage
04/09/2002US6368423 Pressing powder of amorphous magnetically soft alloy, glass having softening point lower than crystallization starting temperature of alloy, and binding resin to prepare preformed body, firing
04/04/2002WO2002027737A1 Method for producing sintered rare earth magnet
04/04/2002WO2001084564A3 Bulk stamped amorphous metal magnetic component
04/04/2002US20020040077 Methods of making and using annealable insulated metal-based powder particles
04/04/2002US20020039667 Composite magnetic material and magnetic molding material, magnetic powder compression molding material, and magnetic paint using the composite magnetic material, composite dielectric material and molding material, powder compression molding material, paint, prepreg, and substrate using the composite dielectric material, and electronic part
04/04/2002US20020039555 High density sintering at low temperature garnet
04/04/2002US20020038680 Cooling roll, ribbon-shaped magnetic materials, magnetic powders and bonded magnets
04/04/2002DE10045705A1 Magnetkern für einen Transduktorregler und Verwendung von Transduktorreglern sowie Verfahren zur Herstellung von Magnetkernen für Transduktorregler Magnet core for a transductor and use of transductor and to processes for manufacture of magnetic cores for transductor
04/03/2002EP1193723A1 Magnetic ferrite powder, magnetic ferrite sinter, layered ferrite part, and process for producing layered ferrite part
04/03/2002EP1192287A1 Method for producing non-grain oriented electric sheet steel
04/03/2002EP0873567B1 Distributed gap electrical choke
04/03/2002CN1342537A Manufacture method for magnetic powder, magnetic powder and binding magnet
04/03/2002CN1342535A Fast quenching method for preparing anisotropic permanent-magnet SmCo5 material
04/03/2002CN1082095C Steel plate for electric use and iron core of motor or transformer
04/02/2002US6365362 Diagnosing early stage cancer by mixing blood sample with colloidal magnetic particles coupled to ligand binding to cancer cells, subjecting mixture to high gradient magnetic field to concentrate bound cancer cells, analyzing for cancer
04/02/2002US6365078 Production process for ring shaped resin bonded magnet
04/02/2002CA2072089C Amorphous fe-b-si alloys exhibiting enhanced ac magnetic properties and handleability
03/2002
03/28/2002WO2002025674A2 Magnetorheological grease composition
03/28/2002WO2001095347A3 Coated ferramagnetic particles and composition, associated fabrication method, and its use as radar absorbing material
03/28/2002WO2001089985A3 Novel method of creating micro-structures for micro-fluidic applications
03/28/2002US20020037594 Support for use in the immunological detection, separation and analysis of preferenial particles
03/28/2002US20020037433 Particulates of controlled dimension
03/28/2002US20020036559 Bulk exchange-spring magnet, device using the same , and method of producing the same
03/28/2002US20020036558 Bond magnet and manufacturing method thereof, and actuator therewith
03/28/2002US20020036367 Method for producing & manufacturing density enhanced, DMC, bonded permanent magnets
03/28/2002US20020036032 Magnetic powder composed of an alloy represented by Rx(Fe1-aCoa)100-x-y-zByMz (where R is at least a rare earth element except Dysprosium), M is from niobium, tungsten, chromium, zirconium titanium etc.; compaction molding
03/28/2002US20020036031 Sintered rare earth magnet and making method
03/28/2002DE10146429A1 Magnetic recording medium used for audio tape, video tape, computer tape and discs in both analogue and digital systems comprises a non-magnetic carrier and a magnetic layer containing ferromagnetic metal particles and a binder resin
03/28/2002DE10145379A1 Magnetic recording medium has upper and lower magnetic layers, of different coercivity, with the lower layer a servo-signal layer and the upper layer a data layer, with the different coercivities yielding increased data density
03/28/2002DE10134823A1 Vorrichtung und Verfahren zum Pressen von Pulver Apparatus and method for pressing powder
03/27/2002EP1191553A2 Manufacturing method of an anisotropic magnet powder, precursory anisotropic magnet powder and bonded magnet
03/27/2002EP1191552A2 Bulk exchange-spring magnet, device using the same, and method of producing the same
03/27/2002EP1190005A1 Magnetic polishing fluids
03/27/2002EP1034408B1 Method and apparatus for cooling by altering the crystal field interaction
03/27/2002CN2483123Y Magnetic field isostatic pressing machine
03/27/2002CN1081829C Ni-Cu-Zn series oxide magnetic material
03/26/2002US6361863 Device having magnetoresistive material
03/26/2002US6361738 Method of producing R-Fe-B permanent magnet, and lubricant agent and release agent for use in shaping the same
03/26/2002US6361621 Process for the inhibition control in the production of grain-oriented electrical sheets
03/26/2002US6361620 Process for the inhibition control in the production of grain-oriented electrical sheets
03/26/2002CA2237677C Printed wiring board
03/21/2002WO2002023560A1 Half-cycle transductor with a magnetic core, use of half-cycle transductors and method for producing magnetic cores for half-cycle transductors
03/21/2002WO2001084568A3 Magnetorheological composition
03/21/2002US20020033205 Preparation of rare earth permanent magnets
03/21/2002DE10144937A1 Powder transfer device used in the production of sintered magnets comprises a container containing a base region with holes for the powder to pass through, and an impactor
03/20/2002EP1189248A2 Magnetic core for xdsl modem transformer and composition
03/20/2002EP1189245A2 Magnetic alloy powder for permanent magnet and method for producing the same
03/20/2002EP1189244A2 Rare earth magnet and method for manufacturing the same
03/20/2002EP1188235A1 High-pass branch of a frequency separating filter for adsl systems
03/20/2002EP0885445B1 Process for manufacturing tape wound core strips and inductive component with a tape wound core
03/20/2002CN1341153A Method for treating brittle thin metal strip and magnetic parts made from nanocrystalline alloy strip
03/19/2002US6359581 Electromagnetic wave abosrber
03/19/2002US6359563 ‘Magneto-acoustic marker for electronic article surveillance having reduced size and high signal amplitude’
03/19/2002US6358611 Ultrafine particles comprising an organometallic core and process for the production thereof
03/19/2002US6358432 For use in the electronic parts for high-frequency applications
03/14/2002WO2002021543A1 Permanent magnet, magnetic core having the magnet as bias magnet, and inductance parts using the core
03/14/2002US20020031666 Coercive force; dispersion; oxidation resistance
03/14/2002US20020031606 Method for producing a winding protection for tape-wound cores