Patents
Patents for H01F 1 - Magnets or magnetic bodies characterised by the magnetic materials therefor; Selection of materials for their magnetic properties (23,146)
05/2001
05/09/2001EP0937293A4 Marker with large barkhausen discontinuity
05/09/2001EP0934579A4 Magnetostrictive element for use in a magnetomechanical surveillance system
05/09/2001CN1294746A Composite magnetic material
05/09/2001CN1294394A Compounded magnetic inductor, compounded magnetic conductive board and mfg. methods thereof
05/09/2001CN1294392A Compounded magnetic material and inductor component
05/09/2001CN1294391A Compounded magnetic material and inductor component
05/09/2001CN1294099A Nickel-Mn-Zn Series ferrite
05/09/2001CN1294098A Ferrite cemented body
05/08/2001US6229444 Theftproof tag
05/08/2001US6228933 Unique energy dissipating polyurethane elastomeric composition supporting a physically soft magnetic system
05/08/2001US6228182 Hot rolling electromagnetic steel, cold rolling hot rolled steel sheet once or twice including intermediate annealing, annealing, forming linear grooves, filling grooves with tin, boron, antimony, promoting formation of fine grains
05/03/2001WO2001031662A1 Ferrofluid composition and process
05/03/2001WO2001030520A1 Nanosized intermetallic powders
05/03/2001WO2001030511A1 Low temperature chemical vapor deposition of thin film magnets
05/03/2001WO1995003128A3 Process and device for separating non-magnetic materials and objects by using ferrohydrodynamic fluid
05/02/2001EP1096844A1 Composite magnetic material, method for manufacturing the same, and electromagnetic interference suppressing sheet
05/02/2001EP1096514A2 Composite magnetic material and inductor element
05/02/2001EP1096513A2 Composite magnetic material and inductor element
05/02/2001EP1095916A2 Ferrite sintered compact
05/02/2001EP1094954A1 Controllable fluid gripping devices
05/02/2001CN2428841Y Magnetic suction thread
05/02/2001CN1293436A Technology and mould for sintering magnetic Nd-Fe-B ring by one-step shaping and radiating orientation
05/02/2001CN1293435A Production method of aerotropic rare earth magnetic powder
05/02/2001CN1293261A Non orientation electromagnetic steel sheet possessing high magnetic permeability and its manufacturing method
05/02/2001CN1293169A Magnetic ferrite composition and its production method
05/02/2001CN1065286C Less magnetic leakage and non-orientation silicon steel thin plate and its iron core and small transformer thereof
05/01/2001US6226159 Multilayered pinned layer of cobalt based films separated by a nickel base film for improved coupling field and GMR for spin valve sensors
05/01/2001US6225801 Article comprising electronic circuits and devices with magnetically programmable electrical resistance
05/01/2001US6225556 Magnetic shield sheet and method for manufacturing thereof, and cable using the sheet
05/01/2001US6224986 Rare earth permanent magnet of high corrosion resistance
05/01/2001US6224967 Having high electromagnetic transfer characteristics and good running durability; comprising a polyester polyol as a binder, a polyurethane, and a ferromagnetic powder containing yttrium anf iron
05/01/2001US6224798 Method for fabricating powdered metal cores
04/2001
04/26/2001WO2001029851A1 Composite magnetic body and electromagnetic interference suppressing body using the same
04/26/2001WO2001029850A1 Composite magnetic body, and electromagnetic interference suppressing body using the same
04/25/2001CN1292560A Inductive element and manufacturing method, and buffer circuit using said inductive element
04/25/2001CN1065004C Process for producing grain orientation electrical sheet excellent in glass coating and magnetic properties
04/24/2001US6221501 Steel with electrically insulating hematite layer
04/24/2001US6221270 Rare earth metal resin bonded magnets, slurrying metal alloys and resin binders
04/24/2001CA2219503C Magnetofluid with high saturation magnetisation
04/19/2001WO2001027946A1 Interface module for a local data network
04/19/2001WO2001027945A1 Composition and method of making a ferrofluid with chemical stability
04/19/2001WO2001027944A1 METHOD FOR MANUFACTURING A PERMANENT Fe-Pt MAGNET, AND THE PRODUCT OBTAINED THEREBY
04/19/2001WO2001027226A1 Lubricant for metal machining with ferromagnetic or ferrimagnetic nanoparticles
04/19/2001DE19949032A1 Schmiermittel zur Metallbearbeitung mit ferromagnetischen oder ferrimagnetischen Nanopartikeln Lubricants for metal processing with ferromagnetic or ferrimagnetic nanoparticles
04/19/2001DE19948897A1 Schnittstellenmodule für lokale Datennetzwerke Interface modules for local data networks
04/19/2001DE19945619A1 Preßmasse und Verfahren zur Herstellung eines weichmagnetischen Verbundwerkstoffes mit der Preßmasse Molding compound and process for producing a soft magnetic composite material with the molding material
04/19/2001DE10050369A1 Ferrite used in the production of transformers and inductance coils is based on nickel, manganese and zinc
04/19/2001DE10046061A1 Manufacturing inductor whose outer electrodes are located in stipulated region of shaped magnetic material
04/18/2001EP1093133A2 Rare earth resin magnet, magnet rotor, magnet motor using the same, and its manufacturing method
04/18/2001CN1291778A Ferrite raw material powder made by spraying pyrolysis method and making method of ferrimagnetics
04/18/2001CN1291777A Oxide magnetic material and chip
04/18/2001CN1291776A Production method of R-Fe-B type sintered magnet, making method of alloy powder material of said magnet and storage method
04/18/2001CN1291661A Orientation electric steel plate with excellent film covering characteristics and its making method
04/18/2001CN1064777C Metal, alloy, or metal carbide nanoparticles and process for forming same
04/17/2001US6217820 Method of manufacturing ferrite sintered body
04/17/2001US6217790 BALUN transformer core material, BALUN transformer core and BALUN transformer
04/17/2001US6217789 Mn-Zn system ferrite
04/17/2001US6217672 Annealing crystalline or nanocrystalline magnetic alloy at elevated temperature under application of dynamic magnetic field to produce easy-planar texture in said alloy
04/12/2001WO2001026038A1 Methods of imaging colloidal rod particles as nanobar codes
04/12/2001WO2001025510A1 Method of manufacture of colloidal rod particles as nanobar codes
04/12/2001WO2001025002A1 Colloidal rod particles as nanobar codes
04/12/2001DE19945943A1 Borarme Nd-Fe-B-Legierung und Verfahren zu deren Herstellung Low-boron, Nd-Fe-B alloy and process for their preparation
04/12/2001DE19945942A1 Borarme Nd-Fe-B-Legierung und Verfahren zur Herstellung von Dauermagneten aus dieser Legierung Low-boron, Nd-Fe-B alloy and method for producing permanent magnets from this alloy
04/12/2001DE19945592A1 Weichmagnetischer Werkstoff und Verfahren zu dessen Herstellung A soft magnetic material and process for its preparation
04/12/2001CA2387992A1 Method of manufacture of colloidal rod particles as nanobar codes
04/12/2001CA2386165A1 Methods of imaging colloidal rod particles as nanobar codes
04/12/2001CA2386047A1 Colloidal rod particles as nanobar codes
04/11/2001EP1091367A2 Magnetic mixture
04/11/2001EP1091007A1 Method of recovering and recycling magnetic powder from resin-bonded rare earth metal magnet
04/11/2001EP1090884A1 Method of making ferrite material powder by spray pyrolysis process and method of producing ferrite magnet
04/11/2001EP1090424A1 A semiconductor device with an operating frequency larger than 50mhz comprising a body composed of a soft ferrite material
04/11/2001EP1042766A4 Isotropic rare earth material of high intrinsic induction
04/10/2001US6214401 For induction cooking; does not make noise; does not overheat
04/10/2001US6214288 Method for the preparation of a rare earth permanent magnet
04/10/2001CA2151967C Magnetic nanocomposite compositions and processes for the preparation and use thereof
04/10/2001CA2074805C Fe-base soft magnetic alloy
04/05/2001WO2001024205A1 Composite magnetic sheet and method of producing the same
04/05/2001WO2001024203A1 BORON-LOW Nd-Fe-B ALLOY AND METHOD FOR PRODUCING PERMANENT MAGNETS ON THE BASIS OF SAID ALLOY
04/05/2001WO2001024202A1 Boron-low nd-fe-b alloy and method for producing the same
04/05/2001WO2001024201A1 Cu ADDITIONS TO Nd-Fe-B ALLOYS TO REDUCE OXYGEN CONTENT IN THE INGOT AND RAPIDLY SOLIDIFIED RIBBON
04/05/2001WO2001023632A1 Hot-rolled steel sheet having high tensile strength and method for production thereof
04/05/2001WO2000065103A3 Method of producing non-grain-oriented electrical sheet
04/04/2001EP1088315A1 Nucleation and growth of magnetic metal oxide nanoparticles and its use
04/04/2001EP1087836A1 Method for modifying the dispersion characteristics of metal-organic-prestabilized or pre-treated nanometal colloids
04/04/2001EP0757840B1 Heat treating of magnetic iron powder
04/04/2001EP0640149B1 Methods and apparatus for effecting domain refinement of electrical steels
04/04/2001CN1290017A Technology for preparing permanent-magnet material
04/04/2001CN1289663A Manufacturing method for rare-earth alloy and manufacture of rare-earth magnets thereby
04/03/2001US6211762 Corrosion-resistant permanent magnet and method for manufacturing the same
04/03/2001US6210598 Mn-Zn ferrite
04/03/2001US6210597 Radio wave absorbent
04/03/2001US6210596 Stability; migration of inner conductors is suppressed, and insulation deterioration and increase of direct-current resistance is restrained
04/03/2001US6210495 Method for preparing a rare earth- and transition metal-based magnetically anisotropic material by solidifying a liquid alloy in a guiding field
03/2001
03/29/2001WO2001022448A1 Mouldable material and method for producing a weakly magnetic composite material therewith
03/29/2001WO2001022440A1 Manganese-zinc ferrite
03/29/2001WO2001022439A1 Soft magnetic material and method for producing same
03/29/2001WO2001022438A1 Rare-earth iron-boron magnet containing cerium and lanthanum
03/29/2001WO2001021695A2 Aqueous magnetorheological materials
03/28/2001CN1289273A A method of forming a coating onto a non-random monolayer of particles, and products formed thereby
03/28/2001CN1289134A Nanometer-grade composite magnet powder and mfg. method for magnet