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| Number | Title | Issue Date |
| 7033685 | High coercivity perpendicular magnetic recording media on polymer substrates A method of manufacturing a perpendicular magnetic recording medium, comprises steps of: (a) providing a substrate of an amorphous thermoplastic polymer material having softening and glass transition temperatures as low as about 95° C.; and (b) forming at least one... | 04/25/2006 |
| 7029770 | Exchange-coupled film, spin valve film, thin film magnetic head, magnetic head apparatus, and magnetic recording/reproducing apparatus An exchange-coupled film has a ferromagnetic layer sandwich comprising a first ferromagnetic layer containing a ferromagnetic material of the body-centered cubic structure and a pair of second ferromagnetic layers containing a ferromagnetic material of the face-cent... | 04/18/2006 |
| 7030763 | Method for manufacturing electronic tag In the event of the shipment of electronic tags from a manufacturer to a customer, a number of the electronic tags required by the customer are adhered to a double-faced adhesive tape and then the double-faced adhesive tape is wound on a reel. Then, this reel is con... | 04/18/2006 |
| 7026010 | Coupling enhancement for medium with anti-ferromagnetic coupling Laminated magnetic recording medium with two Co-containing layers separated by a non-magnetic Ru-containing interlayer is stabilized by Ru-containing layer between the recording layers and Co-containing stabilization layers through anti-ferromagnetic coupling. The i... | 04/11/2006 |
| 7016166 | Mag-tab design for biasing magnetic sensors A structure for stabilizing the active region of the magnetic sensor comprises a hard ferromagnetic element adjacent to a biasing multilayer element placed on either side of the active region of the magnetic sensor. The biasing multilayer element includes soft ferro... | 03/21/2006 |
| 7008704 | Magnetoresistance effect film and spin valve reproducing head The spin valve reproducing head has a narrow track width and high stability. The spin valve reproducing head comprises: a base layer; a magnetoresistance effect film having a magnetic sensing section; biasing sections formed on both sides of the magnetoresistance ef... | 03/07/2006 |
| 7006328 | Magnetic recording medium, production process thereof, and magnetic recording and reproducing apparatus A magnetic recording medium comprising a glass substrate having grooves on the surface thereof, an orientation-determining layer, a non-magnetic undercoat layer, a magnetic layer, and a protective film, the layers and film being successively formed on the substrate.... | 02/28/2006 |
| 6995642 | Structures producing a magnetic field with a gradient and a planar-spherical magnetic field source Magnetic field structures composed of stacked magnetic laminae that are magnetically oriented perpendicular to their planes and configured to cause a volume charge density and cancel the field effects of unwanted surface negative charges are provided. This arrangeme... | 02/07/2006 |
| 6995961 | Magnetic sensing element comprising antiferromagnetic layer laminated on free magnetic layer Changes of the direction of magnetization at the central region of the free magnetic layer are facilitated by using a layer of a magnetic material having a small exchange stiffness constant such as a NiaFeb layer (a and b are represented in at ... | 02/07/2006 |
| 6996001 | Magnetic memory device, write current drive circuit, and write current drive method A magnetic memory device includes a magneto-resistance effect element including a magnetic sensitive layer whose magnetization direction changes according to an external magnetic field; a write line to which a write current is supplied to apply an external magnetic ... | 02/07/2006 |
| 6992477 | Medical device with position sensor having core with high permeability material for determining location coordinates of a portion of the medical device A medical location system includes a medical device having a body and a position sensor at a portion of the body. The position sensor has a core made of a Wiegand effect material and a winding circumferentially positioned around the core. The position sensor provide... | 01/31/2006 |
| 6979388 | Magnetic thin film disks with a nonuniform composition A method of influencing variations in composition of thin films is described. The elemental plasma field distribution in sputtering systems is manipulated by generating a nonuniform electric field along a surface of the substrate to alter the composition by differen... | 12/27/2005 |
| 6972156 | Body formed of set, initially pasty material and including an electrically conducting path and a method of making such a body A body (5) of set, initially pasty material, such as concrete, includes an electrically conducting path formed by a concentrated layer (6) of electrically conducting magnetizable elements, such as fibers (F) or granules (G), embedded in the initially p... | 12/06/2005 |
| 6969897 | Optoelectronic devices employing fibers for light collection and emission An optoelectronic device, such as a solar cell, light-emitting device, or photodetector, comprises a substrate, a number of fibers supported by the substrate so that an end of each fiber is in electrical communication with the substrate surface; an optional first la... | 11/29/2005 |
| 6969559 | Structures producing a magnetic field with a gradient Magnetic field structures composed of stacked magnetic laminae that are magnetically oriented perpendicular to their planes and configured to cause a volume charge density and cancel the field effects of unwanted surface negative charges. This arrangement causes a u... | 11/29/2005 |
| 6967061 | Bilayer magnetic structure for high density recording media High density longitudinal magnetic recording media are formed with two magnetic layers for enhanced SMNR, high signal, low PW 50 and high resolution. The bilayer magnetic structure comprises a first magnetic layer optimized for SMNR and a second magnetic layer forme... | 11/22/2005 |
| 6964819 | Anti-ferromagnetically coupled recording media with enhanced RKKY coupling An anti-ferromagnetically coupled (“AFC”) magnetic recording medium with RKKY coupling between spaced-apart magnetic layers comprising a non-magnetic substrate having a surface, and a layer stack atop the substrate surface. The layer stack comprises, in overlyin... | 11/15/2005 |
| 6960397 | Magnetoresistance device Provided is a magnetoresistance device. The device includes a substrate, a lower layer formed on the substrate, and a magnetoresistance structure formed on the lower layer, and the lower layer is formed of amorphous ZrxAl1-x (0 | 11/01/2005 |
| 6955857 | Exchange decoupled cobalt/noble metal perpendicular recording media A magnetic recording medium of the perpendicular type, for a disc drive. The magnetic recording material includes a Cobalt alloy layer interspersed with a noble metal layer. The initial graded material is paramagnetic to increase to the magnetic properties of perpen... | 10/18/2005 |
| 6949863 | Metal-graphite brush A metal-graphite brush comprises a brush body which is made by mixing and molding metal powder and graphite powder. 2 mg to 30 mg as amounts of phosphate ion of at least one of phosphoric acid and a phosphate compound is added to 1 g of the brush body of the metal-g... | 09/27/2005 |
| 6950277 | Concave trailing edge write pole for perpendicular recording A magnetic recording system includes a magnetic medium and a magnetic write head to write information on the magnetic medium. The magnetic write head includes a write pole having a downstream side that has a concave shaped portion when the write pole is viewed from ... | 09/27/2005 |
| 6947235 | Patterned multilevel perpendicular magnetic recording media A patterned perpendicular magnetic recording medium has magnetic islands that contain stacks of individual magnetic cells to provide multilevel recording. Each cell in an island is formed of a material or set of materials to provide the cell with perpendicular magne... | 09/20/2005 |
| 6943038 | Method for fabricating a flux concentrating system for use in a magnetoelectronics device A method for fabricating a flux concentrating system (62) for use in a magnetoelectronics device is provided. The method comprises the steps of providing a bit line (10) formed in a substrate (12) and forming a first material layer (24) o... | 09/13/2005 |
| 6940750 | Magnetic memory, magnetic memory array, method for fabricating a magnetic memory, method for recording in a magnetic memory and method for reading out from a magnetic memory A magnetic memory includes a magnetic substance composed of a disc-shaped first magnetic layer and a ring-shaped second magnetic layer which is formed on the first magnetic layer. ... | 09/06/2005 |
| 6936352 | Magnetic recording medium with controlled lattice spacing and method of forming thereof A magnetic recording medium can be produced without substrate heating during sputtering. The recording medium has a substrate, an underlayer of a nonmagnetic film with a bcc structure formed on the substrate, an intermediated layer of a nonmagnetic film with an hcp ... | 08/30/2005 |
| 6936353 | Tilted recording medium design with (101-2) orientation Magnetic recording media having a magnetic layer with an easy magnetization axis lying about 45° out of plane of the magnetic layer is disclosed. SMNR from this media could be greatly improved from conventional longitudinal and perpendicular recording, because of a... | 08/30/2005 |
| 6937447 | Magnetoresistance effect element, its manufacturing method, magnetic reproducing element and magnetic memory A magnetoresistance effect element includes a first ferromagnetic layer, insulating layer overlying the first ferromagnetic layer, and second ferromagnetic layer overlying the insulating layer. The insulating layer has formed a through hole having an opening width n... | 08/30/2005 |
| 6931713 | Methods of making low loss, high frequency composite magnetic material A high frequency, low loss, power, laminated magnetic material includes alternating magnetic plates of low hysteresis loss material and electrically insulating films. The multi-layer structure allows for independently and simultaneously controlling and reducing hyst... | 08/23/2005 |
| 6933651 | Commutating device for small-sized motor and manufacturing method therefor In the present invention, by selecting an optimum combination of plating layer materials or materials, not only the manufacturing cost of motor brush is reduced but also a plating layer having excellent characteristics is formed in a narrow width on the surface of b... | 08/23/2005 |
| 6929704 | Grain-oriented electromagnetic steel sheet A grain-oriented electromagnetic steel sheet having a multiplicity of fine grains having a diameter of about 3 mm or less on the surface of the steel sheet, in a numerical ratio of about 65% or more and of about 98% or less relative to the constituting grains that p... | 08/16/2005 |
| 6930606 | Security device having multiple security detection features A security device, such as a security thread, uses multiple security detection features provided by combining metal and metal/magnetic security features on a carrier substrate. The security detection features basically comprise an optionally repeating pattern of dis... | 08/16/2005 |
| 6926974 | Perpendicular magnetic recording medium and magnetic storage apparatus An improved perpendicular magnetic recording medium and an improved magnetic storage apparatus are provided, which are suitable for high speed and high density magnetic recording. A magnetic under layer of a two-layered perpendicular magnetic recording medium includ... | 08/09/2005 |
| 6921585 | Perpendicular magnetic recording media with an amorphous underlayer Perpendicular magnetic media are described for use in magnetic recording and data storage. For example, a magnetic medium may include a substrate, an amorphous underlayer formed over the substrate, a seed layer formed over the amorphous underlayer, and a multi-layer... | 07/26/2005 |
| 6916530 | Perpendicular magnetic recording medium A perpendicular magnetic recording medium, comprises a substrate; a soft-magnetic layer formed on the substrate; an NaCl-type oxide layer for orientation control formed on the soft-magnetic layer, having a thickness of from more than 0 to less than 10 nm; and a magn... | 07/12/2005 |
| 6916556 | Perpendicular magnetic recording medium Provided is a perpendicular magnetic recording medium in which a perpendicular orientation promoting underlayer is formed between a substrate and a perpendicular magnetic recording layer for inducing the perpendicular orientation of the perpendicular magnetic record... | 07/12/2005 |
| 6916669 | Self-aligned magnetic clad write line and its method of formation A self-aligned magnetic clad bit line structure (274) for a magnetic memory element (240a) and its method of formation are disclosed, wherein the self-aligned magnetic clad bit line structure (274) extends within a trench (258) and... | 07/12/2005 |
| 6916558 | Magnetic disk using a glass substrate In a magnetic disk having a glass substrate, an amorphous underlayer is formed on the glass substrate. A magnetic layer is formed on the amorphous underlayer. The glass substrate is provided with a texture formed to induce magnetic anisotropy in the magnetic layer. ... | 07/12/2005 |
| 6913782 | Fabrication of self-aligned reflective/protective overlays on magnetoresistance sensors, and the sensors A magnetoresistance sensor is fabricated using a sensor structure including a free layer deposited upon a lower layered structure and depositing an oxide structure overlying the free layer. The depositing of the oxide structure includes the steps of depositing a buf... | 07/05/2005 |
| 6913837 | Perpendicular magnetic recording medium and fabrication method thereof A perpendicular magnetic recording medium and method thereof, includes a nonmagnetic substrate; a soft magnetic under layer; an intermediate layer; a bilayer magnetic recording layer; a protective layer; and a liquid lubricant layer. According to a following order, ... | 07/05/2005 |
| 6912770 | Method for fabricating magnetic field sensor To fabricate a magnetic field sensor, a copper barrier film is formed. A magnetic metal film is formed on the barrier film. A plurality of trenches is formed with a desired thickness in the magnetic metal film. A copper film is formed in the plurality of trenches, s... | 07/05/2005 |
