Patents
Patents for H01F 1 - Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties (23,146)
09/2005
09/15/2005US20050201176 Method for the preparation of nanometer scale particle arrays and the particle arrays prepared thereby
09/15/2005US20050200438 Magnetic nanomaterials and synthesis method
09/15/2005US20050200263 Cathode-ray tube apparatus
09/15/2005US20050199852 Composed of an oxide of iron and zinc, along with nickel and/or manganese; high magnetic permeability and a high saturation magnetic flux density; surface resistance; coils, choke coils, chip inductors, and ferrite coils for radio frequency identification
09/15/2005US20050199851 An additive of Titanium dioxide in material where the principal components are Fe2O3, CuO, ZnO and the balance of NiO; TiO2 can be added during the preparation step or during the pulverization step after the preliminary calcination step, produciting material with high relative resistance
09/14/2005EP0884740B1 Process for the production of oxide magnetic compacts
09/14/2005CN1219303C Method for preparing magnetic nano microparticles with biological compatibility
09/14/2005CN1219301C Composite permanent magnetic material of agglutination type Nd-Fe-B and iron based soft magnetic powder
09/14/2005CN1218902C Preparation method of water-base acid Co ferrite CoFe2O4 magnetic solution
09/13/2005US6942930 Cooling roll, ribbon-shaped magnetic materials, magnetic powders and bonded magnets
09/13/2005US6942741 Magnetic recording media
09/13/2005US6942740 Grain-oriented magnetic steel sheet having no undercoat film comprising forsterite as primary component and having good magnetic characteristics
09/13/2005US6941637 forming and heat treating an alloy on a substrate by a physical deposition; rare earth elements, boron, iron or its alloy partly substituted by cobalt
09/09/2005WO2005083725A1 Soft magnetic material, powder magnetic core and process for producing the same
09/09/2005WO2005052581A3 Spherical and magnetic silicagel carriers having an increase surface for purifying nucleic acids
09/08/2005US20050196454 Poly(styrene-b-4-vinylphenoxyphthalonitrile) complexed with cobalt or other Group VIII metals; protective coatings
09/07/2005EP1571688A1 Cathode-ray tube apparatus
09/07/2005EP1569866A2 Process for obtaining spatially-organised nanostructures on thin films
09/07/2005EP1377691B1 Method of making a rare earth alloy sintered compact
09/07/2005EP1071828B1 Processing route for direct production of mixed rare earth metal oxides by selective extraction
09/07/2005CN1664976A Cathode-ray tube apparatus
09/07/2005CN1664964A Process for clinkering anisotropic permanent ferrite through polymer bonding and modeling
09/07/2005CN1218330C Method for manufacturing oxide magnetic materials and oxide magnetic materials
09/06/2005US6940388 Dust core
09/06/2005US6940381 Mn-Zn based ferrite, magnetic core for transformer and transformer
09/06/2005US6939623 High strength steel plate having superior electromagnetic shielding and hot-dip galvanizing properties
09/06/2005US6939575 Ferromagnetic metal powder, producing method of the same, and magnetic recording medium
09/01/2005WO2005081609A1 Electromagnetic wave noise suppressor, structural body with electromagnetic wave noise suppressing function, and process for producing them
09/01/2005US20050191829 Solid material comprising a structure of almost-completely-polarised electronic orbitals, method of obtaining same and use thereof in electronics and nanoelectronics
09/01/2005US20050191525 Magnetic recording medium and magnetic recording medium substrate
09/01/2005US20050190031 Sealed rare earth magnet and method for manufacturing the same
09/01/2005US20050189067 Process for the production of electrical steel sheet cores
09/01/2005US20050189042 Rare earth permanent magnet
08/2005
08/31/2005EP1569251A2 Sealed rare earth magnet and method for manufacturing the same
08/31/2005EP1569249A1 Bead noise filter
08/31/2005EP1569247A1 Rare earth permanent magnet
08/31/2005EP1568724A1 Process for the production of electrical steel sheet cores
08/31/2005EP1568427A1 Fine composite metal particles and their production method, and magnetic beads
08/31/2005EP1509627B1 PROCESS FOR PRODUCING COLD-ROLLED STEEL STRIP HAVING A Si-CONTENT OF AT LEAST 3.2 WT.-% USED FOR ELECTROMAGNETIC PURPOSES
08/31/2005EP1263993B1 Method for producing non grain-oriented electric sheets
08/31/2005CN1663003A Ball-shape noise filter
08/31/2005CN1662780A Magnetic condensing system for cryogenic engines
08/31/2005CN1662677A Inner magnetic shield material for cathode ray tube and process for producing the same
08/31/2005CN1662669A Low-thermal expansion alloy thin sheet and its manufacturing method
08/31/2005CN1662470A Ferrite material
08/31/2005CN1661735A Hyperelastic magnetic monocrystal controllable by magnetic field and preparation method
08/31/2005CN1661690A Method for manufacturing a magnetic recording medium
08/31/2005CN1661689A Method for manufacturing a magnetic recording medium
08/31/2005CN1661688A Magnetic recording medium and magnetic recording medium substrate
08/31/2005CN1217353C Permanent magnet mechanism for generating remanent density of magnet field as times as that of common permanent materials
08/31/2005CN1217352C Nano/micron microsphere with superparamagnetism and preparation method
08/31/2005CN1217351C Powder pressed iron core
08/31/2005CN1217350C Permanent magnet and method for preparation thereof
08/31/2005CN1217349C Magnet powder and method for preparation thereof
08/31/2005CN1217348C Utilized alloy for manufacturing R-T-B series sintered magnet and manufacturing method thereof
08/31/2005CN1217347C Rare earth sintered magnet and its manufacture method
08/30/2005US6936403 Recording medium
08/25/2005WO2005078746A1 High-frequency magnetic core material, its manufacturing method, and antenna with the magnetic core material
08/25/2005WO2005076767A2 Apparatus and method for production of magnecules from water
08/25/2005WO2005013337A3 Rapid generation of nanoparticles from bulk solids at room temperature
08/25/2005US20050186357 Method for manufacturing magnetic recording medium
08/25/2005US20050186356 Method for manufacturing a magnetic recording medium
08/25/2005US20050183792 Method for compacting magnetic powder in magnetic field, and method for producing rare-earth sintered magnet
08/25/2005US20050183791 Rare earth and transition metal elements and primarily iron, colbalt and boron; starting alloy prepared by strip casting is pulverized to a given particle size to form a fine powder; compacted in a magnetic field and sintered; sufficient sintered density with low rare earh composition
08/25/2005CA2552970A1 Apparatus and method for production of magnecules from water
08/24/2005EP1371434B1 Iron base rare earth alloy powder and compound comprising iron base rare earth alloy powder, and permanent magnet using the same
08/24/2005CN1659664A Ferromagnetic IV group based semiconductor, ferromagnetic III-V group based compound semiconductor, or ferromagnetic II-VI group based compound semiconductor, and method for adjusting their ferromagne
08/24/2005CN1659289A Method and device for continuous annealing metallic ribbons with improved process efficiency
08/24/2005CN1658747A Electromagnetic wave shield case and a method for manufacturing electromagnetic wave shield case
08/24/2005CN1658341A High property magnetic rheological fluid using carbon nono tube as anti-sedimentation agent and its preparation method
08/24/2005CN1658340A Hxagonal ferrite magnet
08/24/2005CN1658339A Cohesive composite permanent magnetic material containing neodymium iron nitrogen and its preparation method
08/24/2005CN1657936A Evaluation method for raw material for magnet
08/24/2005CN1657642A Ferro-aluminium-boron alloy and its production method
08/23/2005US6932917 Comprising a hydrocarbon fluid such as hydrogenated polydecene, bimodal magnetizable particles; and fumed silica; improved durability for use in devices that subject the fluid to substantial centrifugal forces, such as large fan clutches
08/23/2005US6932851 Coating substrate with orgaometallic compound; sintering
08/18/2005WO2005075796A1 Electromagnet-equipped control device for an internal combustion engine valve
08/18/2005US20050181202 Magnetic metal core with a particle size of 10 mu m or less coated with carbon and/or boron nitride or by Si, V, Ti, Al, Nb, Zr or Cr and overcoated with gold; useful for magnetic recording media and beads for extracting and separating DNA, protein components, cells, etc.
08/18/2005US20050179511 Device and method for increasing viability in cell types
08/18/2005US20050178476 Cobalt, iron, barium, silicon, and zirconium, niobium, tantalum, molybdenum, titanium, chromium, palladium, hafnium, or tungsten; thicknesses of at least 0.5 mm allow for bulk manufacturing
08/18/2005US20050178473 Sintering a mixture of intermetallics in presence of argon and small amount oxygen and hydrogen, by controlling oxygen content to reduce the releasing pressure without using a lubricant
08/18/2005DE102004005199A1 Functionalised magnetisable particle, consists of a functionalised material connected to carriers which can be magnetised
08/17/2005EP1564767A2 Composite magnetic material and the method for manufacturing the same
08/17/2005EP1564766A2 Powder composite magnetic core and method of manufacturing the same
08/17/2005EP1564765A2 Powder composite magnetic core and method of manufacturing the same
08/17/2005EP1564764A2 Powder composite magnetic core and method of manufacturing the same
08/17/2005EP1564758A2 Rare earth sintered magnet, and method for improving mechanical strength and corrosion resistance thereof
08/17/2005EP1436433B1 Method of producing (110) 001] grain oriented electrical steel using strip casting
08/17/2005EP1018751B1 Thin plate magnet having microcrystalline structure
08/17/2005CN1656575A Soft magnetic powder composite material, method for the production thereof and use of the same
08/17/2005CN1655297A Hydrophobic nano particles and process for preparing dispersion liquid thereof
08/17/2005CN1655296A Electromagnetic wave absorber formed of Mn-Zn ferrite
08/17/2005CN1655295A Process for preparing magnetic powder and sintered magnet and product produced thereby
08/17/2005CN1655294A Rare earth sintered magnet, and method for improving mechanical strength and corrosion resistance thereof
08/17/2005CN1655243A Method for manufacturing a magnetic recording medium
08/17/2005CN1215577C Fractal structure and its forming method
08/17/2005CN1215501C Permanent magnet based on rareearth metal having corrosion resistant film and method for producing same
08/17/2005CN1215493C Manufacturing method of oxide magnetic material based permanent magnet
08/17/2005CN1215492C Technology for closing moulded product pore and adhesive magnet for closing pore using the technology
08/17/2005CN1215491C Non-interstitial 3:29 phase rare earth permanent magnetic material and its preparation method