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| Number | Title | Issue Date |
| 7618496 | Radial anisotropic sintered magnet and its production method, magnet rotor using sintered magnet, and motor using magnet rotor A radial anisotropic sintered magnet formed into a cylindrical shape includes a portion oriented in directions tilted at an angle of 30° or more from radial directions, the portion being contained in the magnet at a volume ratio in a range of 2% or more and 50% or ... | 11/17/2009 |
| RE40524 | Magnet powder-resin compound particles, method for producing such compound particles and resin-bonded rare earth magnets formed therefrom The magnet powder-resin compound particles substantially composed of rare earth magnet powder and a binder resin are in such a round shape that a ratio of the longitudinal size a to the transverse size b (a/b) is more than 1.00 and 3 or less, and that an average par... | 09/30/2008 |
| 7381239 | Alloy nano-particles Disclosed are alloy nano-particles having a fluctuation coefficient of particle size of 20% or less and a fluctuation coefficient of composition of 20% or less. The alloy nano-particles have a low transformation point and hardly aggregate and which can form a flat m... | 06/03/2008 |
| 7368166 | Polymerase chain reaction using metallic glass-coated microwire A metallic glass-coated microwire has controllable surface porosity. The porosity is achieved by etching the metallic glass-coated microwire or other shapes of glass-coated bodies with acid after annealing to produce a multi-phase glass coating. Porous metallic glas... | 05/06/2008 |
| 7354645 | Engineered glasses for metallic glass-coated wire A metallic glass-coated wire is formed by drawing a hollow glass fiber from a container in which molten alloy is entrained and solidified. Interference stresses extant between the glass coating and the alloy core of the wire are produced by systematically controllin... | 04/08/2008 |
| 7286868 | Medical device with position sensor having accuracy at high temperatures A medical device and position sensor combination for use in medical applications comprises a position sensor having a core made of a high permeable material The core material is made of a Wiegand effect material comprising a mixture of cobalt, vanadium, and iron. Th... | 10/23/2007 |
| 7261949 | Thick film composition yielding magnetic properties The invention is directed to a magnetic thick film composition comprising particles of permanent magnetic materials dispersed in organic medium wherein the medium comprises a polymer selected from polyurethane, phenoxy and mixtures thereof, and organic solvent. ... | 08/28/2007 |
| 7233249 | Multi-bit encoded glass-coated microwire and articles composed thereof A glass-coated amorphous metallic microwire is encoded with multi-bit digital information. Encoding is achieved magnetically, optically or through a combination of magnetic and optical encoding processes. Magnetic encoding is carried out by modifying the constituent... | 06/19/2007 |
| 7071417 | Optically encoded glass-coated microwire A drawn glass-coated metallic member has a thermal contraction coefficient differential such that the thermal contraction coefficient of the glass is less than that of the metallic member. The thermal contraction coefficient differential is maintained within a prede... | 07/04/2006 |
| 7059768 | Standards for the calibration of a vacuum thermogravimetric analyzer for determination of vapor pressures of compounds The invention provides a set of standards for accurately calibrating a vacuum thermogravimetric analyzer (VTGA). The invention solves the problem of calibrating a VTGA by using the actual magnetic transitions and associated transition temperatures, or Curie temperat... | 06/13/2006 |
| 7041204 | Physical vapor deposition components and methods of formation A PVD component forming method includes inducing a sufficient amount of stress in the component to increase magnetic pass through flux exhibited by the component compared to pass through flux exhibited prior to inducing the stress. The method may further include ori... | 05/09/2006 |
| 7013674 | Magnetically attractable components for self-sizing jewelry articles A jewelry-forming component composing a body member having a first magnetized portion and a female element associated therewith for magnetically attracting and receiving a male element of another jewelry-forming component. The first magnetized portion of the body me... | 03/21/2006 |
| 6869567 | Magnetic platinum alloys A new jewelry component alloy and articles of jewelry formed therefrom wherein the components and articles include precious metal alloys of platinum and cobalt that have magnetic properties and high hardnesses so that the various forms of fine jewelry that possess n... | 03/22/2005 |
| 6846397 | Physical vapor deposition components and methods of formation A PVD component forming method includes inducing a sufficient amount of stress in the component to increase magnetic pass through flux exhibited by the component compared to pass through flux exhibited prior to inducing the stress. The method may further include ori... | 01/25/2005 |
| 6800143 | Supermagnetostrictive alloy and method of preparation thereof The present invention provides a supermagnetostrictive alloy capable of providing a larger shift (lager magnetostriction) with excellent workability, which is applicable to an actuator in response to advances in downsizing of electronic devices and upgrading of medi... | 10/05/2004 |
| 6747559 | Glass-coated amorphous magnetic mircowire marker for article surveillance A magnetic marker for use in an article surveillance system, and an electronic article surveillance system utilizing the same are presented. The marker comprises a magnetic element including a predetermined number of microwire pieces made of an amorphous metal-conta... | 06/08/2004 |
| 6723179 | Soft magnetism alloy powder, treating method thereof, soft magnetism alloy formed body, and production method thereof A soft magnetism metal powder having a majority of particles, each of which, when cross-sectioned, has no greater than ten crystal particles on average, may be coated on an outer surface of each of the particles with a resistive material having a higher resistivity ... | 04/20/2004 |
| 6621398 | Magnetic core comprising a bond magnet including magnetic powder whose particle's surface is coated with oxidation-resistant metal Disposed in a magnetic gap of a magnetic core, a magnetically biasing permanent magnet is a bond magnet comprising rare-earth magnetic powder and a binder resin. The rare-earth magnetic powder has an intrinsic coercive force of 5 kOe or more, a Curie temp... | 09/16/2003 |
| 6610421 | Spin electronic material and fabrication method thereof A spin electronic material exhibiting a spin-dependent electronic effect includes zincblende TE-VE, where TE stands for V, Cr or Mn and VE stands for As or Sb.... | 08/26/2003 |
| 6599375 | Composite magnetic body, and electromagnetic interference suppressing body using the same A composite magnetic body 1, comprising a soft magnetic powder (2) and a binding agent (3), in which the specific surface area of the soft magnetic powder (2) is 0.1-3 m2 /g. The surface state of the soft magnetic powder contained in the compos... | 07/29/2003 |
| 6596101 | High performance nanostructured materials and methods of making the same Preferred embodiments of the invention provide new nanostructured materials and methods for preparing nanostructured materials having increased tensile strength and ductility, increased hardness, and very fine grain sizes making such materials useful for ... | 07/22/2003 |
| 6590485 | Magnetic core having magnetically biasing bond magnet and inductance part using the same A magnetic core having excellent DC superposition characteristics and core-loss characteristics is provided. The magnetic core comprises a magnetically biasing magnet disposed in a magnetic gap thereof to provide a magnetic bias from opposite ends of the ... | 07/08/2003 |
| 6577237 | Uni-directional magnetic tag A uni-directional tag for use with position and orientation detection systems, which is not affected by exposure to high magnetic field levels. The tag is constructed from special geometry of magnetic materials and is applicable for example to catheter lo... | 06/10/2003 |
| 6556139 | System for authentication of products and a magnetic tag utilized therein A magnetic microwire for use in a magnetic tag attachable to a product is provided to enable authentication of the product, as well as the magnetic tag, a detector device and a system for product authentication utilizing the same. The magnetic microwire i... | 04/29/2003 |
| 6514358 | Stretching of magnetic materials to increase pass-through-flux (PTF) Magnetic materials for use in sputtering targets are hot rolled and stretched at ambient temperature or at a temperature not exceeding 1400° F. The magnetic material can be pure Co, pure Ni, or Co based alloys.... | 02/04/2003 |
| 6472037 | Non-permanent adhesive-backed magnetized securing device A non-permanent adhesive-backed magnetized securing device allows for affixing and removing objects from the adhesive portion of the device with minimal to no destruction or marring of the contacted surface of the object. The device includes a base member... | 10/29/2002 |
| 6425960 | Soft magnetic alloy strip, magnetic member using the same, and manufacturing method thereof A soft magnetic alloy strip is manufactured by a single roll method. The soft magnetic alloy strip is 0.2×d mm or less (, which "d" is a width of the strip,) in warpage in the widthwise direction of the strip, and has a continuous, long length not less t... | 07/30/2002 |
| 6423386 | Magnet powder-resin compound particles, method for producing such compound particles and resin-bonded rare earth magnets formed therefrom The magnet powder-resin compound particles substantially composed of rare earth magnet powder and a binder resin are in such a round shape that a ratio of the longitudinal size a to the transverse size b (a/b) is more than 1.00 and 3 or less, and that an ... | 07/23/2002 |
| 6284060 | Magnetic core and method of manufacturing the same A magnetic core of a compressed compact comprises a mixture of magnetic powder and a spacing material, wherein the distance between adjacent magnetic powder particles is controlled by the spacing material. In this constitution, a magnetic core low in core... | 09/04/2001 |
| 6270591 | Amorphous and nanocrystalline glass-covered wires The invention refers to amorphous and nanocrystalline magnetic glass-covered wires. The wires consist of a metallic amorphous or nanocrystalline core with diameters by the order of 10-6 m, having compositions based on transition metal-metalloid... | 08/07/2001 |
| 6143096 | Process for producing alloy, alloy and alloy containing sheets made therefrom A powdery alloy mainly composed of Mn--Bi having particle diameter of 5 μm or less which has a magnetic anisotropy of 6000 Oe or more in coercive force and 35 emu/g or more in saturation magnetization, wherein the size of crystallite according to Scheler... | 11/07/2000 |
| 6132524 | Semiconductor magneto-optical material A semiconductor magneto-optical material includes a semiconductor dispersed with fine magnetic material particles and is characterized by exhibiting magneto-optical effect at ordinary room temperature.... | 10/17/2000 |
| 6117205 | Soft magnetic metal components manufactured by powder metallurgy and infiltration Corrosion-resistant, soft magnetic metal components manufactured by powder metallurgy and infiltration processes are disclosed. The magnetic components are manufactured by a powder metallurgy process using acicular metal particles to form a skeleton, and ... | 09/12/2000 |
| 6103396 | Thick amorphous metal strip having improved ductility and magnetic properties An amorphous metal strip having a sheet thickness ranging from about 50 to 75 μm and a sheet width of at least 20 mm is produced by a casting process utilizing a single nozzle orifice and a high thermal conductivity, large diameter wheel as a casting sub... | 08/15/2000 |
| 6063209 | Magnetic core and method of manufacturing the same A magnetic core of a compressed compact comprises a mixture of magnetic powder and a spacing material, wherein the distance between adjacent magnetic powder particles is controlled by the spacing material. In this constitution, a magnetic core low in core... | 05/16/2000 |
| 6033792 | Soft magnetic thin film, and magnetic head and magnetic recording device using the same A recording head for recording data onto a recording medium is provided with a thin film formed of the following compound Fe100-a-b-c Xa Yb Zc, wherein X is at least one element selected from the group consistin... | 03/07/2000 |
| 5858548 | Soft magnetic thin film, and magnetic head and magnetic recording device using the same Corrosion resistance of a magnetic film composed mainly of Fe is maintained while keeping its magnetic properties. A magnetic head having a magnetic core is formed in part of the magnetic thin film, which contains not only an alloy of Fe-metalloid series ... | 01/12/1999 |
| 5849400 | Magnetic thin film, and method of manufacturing the same, and magnetic head A magnetic thin film having excellent soft magnetic properties formed by alternately laminating a main magnetic layer and an intermediate layer, in which the main magnetic layer includes magnetic crystal grains substantially having a columnar structure wh... | 12/15/1998 |
| 5824165 | Giant magnetoresistive heterogeneous alloys and method of making same The inventive material exhibits giant magnetoresistance upon application of an external magnetic field at room temperature. The hysteresis is minimal. The inventive material has a magnetic phase formed by eutectic decomposition. The bulk material comprise... | 10/20/1998 |
| 5798176 | Magnetic recording medium The present invention is a magnetic recording medium comprising a substrate and a magnetic layer including a binder resin and a plate-like magnetic powder of which easy axis of magnetization exists in a plane, and this magnetic recording medium is excelle... | 08/25/1998 |
