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7601445 |
Perpendicular magnetic recording medium and magnetic recording/reproducing apparatus
To make possible high density recording by making the structure of the perpendicular magnetic recording layer finer. A perpendicular magnetic recording medium 10 includes at least a nonmagnetic...
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7588841 |
Perpendicular magnetic recording exchange-spring type medium with a lateral coupling layer for increasing intergranular exchange coupling in the lower magnetic layer
A perpendicular magnetic recording system and medium has a multilayered recording layer that includes an exchange-spring structure and a ferromagnetic lateral coupling layer (LCL). The...
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7584631 |
Member for supporting magnetic disc substrates, process of producing the same, and magnetic disc device using the same
A member of supporting magnetic disc substrates is provided, comprising a ceramic sinter containing a ceramic component and at least one conductive component selected from a group consisting of...
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7566506 |
Magnetic body
A magnetic body includes a plurality of laminated inner layers and an insulating enclosure fully enclosing the inner layers therein. The inner layers include a first or central metal layer, each...
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7553561 |
Rare earth magnet
A rare earth magnet having excellent corrosion resistance is provided. It has a magnet body ( 10 ) containing a rare earth element, and a protective film ( 20 ) formed on the magnet body ( 10 ). In...
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7527809 |
Polyhydroxyalkanoate-containing magnetic structure, and manufacturing method and use thereof
A structure containing polyhydroxyalkanoate and a magnetic substance includes an external phase part containing polyhydroxyalkanoate and an internal phase part contained in the external phase part,...
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7527881 |
Cleaning medium
A cleaning medium comprising: a backcoat layer; a nonmagnetic support; and a cleaning layer containing ferromagnetic powder and a binder, in this order, wherein the cleaning layer has projections...
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7459222 |
Magnetoresistive medium including nanowires
A magnetoresistive medium ( 1 ) includes a substrate ( 2 ) which has been treated to provide a miscut vicinal surface ( 3 ) in the form of terraces ( 4 ) and steps ( 5 ) of atomic and nanometer...
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7402350 |
Highly tetrahedral amorphous carbon coatings and systems and methods for their production
The invention provides systems and methods for the deposition of an improved diamond-like carbon material, particularly for the production of magnetic recording media. The diamond-like carbon...
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7372116 |
Heat assisted switching in an MRAM cell utilizing the antiferromagnetic to ferromagnetic transition in FeRh
A magnetic memory cell for use in a magnetic random access memory array that uses the antiferromagnetic to ferromagnetic transition properties of FeRh to assist in the control of switching of the...
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7312940 |
Magnetic transfer apparatus
A magnetic transfer apparatus is provided with a transfer holder. A master information carrier and a slave medium are accommodated in the transfer holder in an overlapping state where they are...
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7273667 |
Longitudinal multi-layer magnetic recording medium
A magnetic recording medium capable of attaining high in-plane recording density of 100 Mbits or more per 1 mm 2 is provided. Magnetic recording medium is provided in which underlayers, a first...
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7092318 |
Magneto-optical recording medium having a plurality of magnetic layers
In a magneto-optical recording medium, a first magnetic layer is made of a material using a Gd—Fe film or a Gd—Fe—Co film as a base so that a magnetic field normalized based on saturation...
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6839192 |
Holder for magnetic transfer apparatus
A holder for magnetic transfer is formed by a chamber base and a chamber body which are moved toward and away from each other and form therebetween an inner space in which a master information...
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6818089 |
Attachment method for disc protective sheet
An attachment apparatus and method for attaching a disc protective sheet to at least one half of a magnetic disc cartridge body include a supporting mechanism that supports each half body section...
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6623857 |
Nanogranular thin film and magnetic recording media
A nanogranular thin film consisting of nonmagnetic matrix and ferromagnetic fine particles in nano scale is improved to enhance the thermal stability and the S/N ratio. The ferromagnetic fine...
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6617012 |
Styrene-acrylonitrile as a resist for making patterned media
A system and method for forming servo patterns on magnetic medium is disclosed. A magnetic film coated with a layer of styrene-acrylonitrile is stamped with a nickel stamper reproducing the...
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6613459 |
Master magnetic information carrier, fabrication method thereof, and a method for manufacturing a magnetic recording medium
A master magnetic information carrier has embedded magnetic films that are free from protrusion and recess. The master disk is fabricated by the steps of laminating Co-based soft magnetic film on a...
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6610404 |
High yield stress magnetorheological material for spacecraft applications
A magnetorheological fluid ( 32 ) having controlled-shaped particles ( 56,68 ), such as rod, prism, tetrahedral, and other regularly shaped particles. The regularly shaped particles ( 56, 68 )...
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6606220 |
Systems and methods for providing beginning-of-tape and end-of-tape indicators
The invention relates to a method for creating beginning-of-tape (BOT) and end-of-tape (EOT) indicators on a magnetic tape by altering a discrete area or areas of the recording area or the...
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6468678 |
Conformable magnetic articles for use with traffic bearing surfaces methods of making same systems including same and methods of use
Magnetic, conformable articles for use with traffic bearing surfaces are disclosed which comprise an organic binder having magnetic particles distributed therein. The articles may be employed in...
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6458432 |
Process for producing magnetic disk
A process for producing a magnetic disk having a randomly oriented magnetic powder, comprises: applying a magnetic coating solution containing at least a magnetic powder to a web that is being...
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6404207 |
Scanning capacitance device for film thickness mapping featuring enhanced lateral resolution, measurement methods using same
The present invention includes capacitive film thickness measurement devices and measurement systems. The invention also includes machines or instruments using those aspects of the invention. The...
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6375108 |
Multi-layered drive leader for a tape drive
A tape drive ( 10 ) adapted for use with a cartridge ( 22 ) that includes a storage tape ( 26 ) having a cartridge buckle component ( 56 ). The tape drive ( 10 ) includes a cartridge receiver ( 18...
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6358635 |
Magnetic recording sensor with stabilizing shield
A magnetic shielding element for a magnetic recording and sensing device which prevents the problem of pop-corn noise or covariance of amplitude noise in the magnetic sensing device. The shielding...
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6348275 |
Bulk amorphous metal magnetic component
A bulk amorphous metal magnetic component has a plurality of layers of ferromagnetic amorphous metal strips laminated together to form a generally three-dimensional part having the shape of a...
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6347016 |
Master information carrier, process for producing the carrier, and method and apparatus for recording master information signal on magnetic recording medium by using the carrier
A master information carrier comprises a substrate whose surface has an embossed pattern corresponding to an information signal. At least a surface of the protruding portion of the embossed pattern...
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6346336 |
Soft magnetic film soft magnetic multilayer film method of manufacturing the same and magnetic device
A soft magnetic film and a soft magnetic multilayer film of high saturation magnetization having an excellent soft magnetic property and a magnetic device use the same by providing an Fe—N thin...
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6328822 |
Functionally graded alloy, use thereof and method for producing same
The functionally graded alloy having a composition comprising 3-10 weight % of Al, 5-20 weight % of Mn, the balance being substantially Cu and inevitable impurities has a first portion composed...
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6316131 |
Large magnetoresistance in non-magnetic silver chalcogenides and new class of magnetoresistive compounds
The heavily-doped silver chalcogenides, Ag 2 +δ Se and Ag 2 +δ Te, show magnetoresistance effects on a scale comparable to the "colossal" magnetoresistance (CMR) compounds. Hall coefficient,...
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6299991 |
Selective growth of ferromagnetic films for magnetic memory, storage-based devices
A device and a method of forming the device, includes selective area deposition of a ferromagnetic material on a substrate. The substrate surface is partially covered with material having a crystal...
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6238811 |
Electromagnetic wave generating composite
A electromagnetic wave generating composite capable of attaining modification of water and activation of a living thing, being simply inexpensively manufactured irrespective of any form thereof,...
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6127034 |
Security documents
A method of manufacturing a composite security thread, e.g. for a bank note, is produced by coating aluminium film onto a polyester film and coating selected regions with magnetic material....
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6117568 |
Cyanochromium-complex-based magnetic material
The invention provides a novel cyanochromium-complex-based magnetic material formed on an electrode, which is excellent in magnetic properties and of which magnetic properties are reversibly...
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6103405 |
Planar inductance element
A planar inductance element is provided which has good high-frequency magnetic properties and which can be manufactured at high yield. The element has at least one ferromagnetic film which, whose...
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6074726 |
Security card with optical trace
A process for authenticating a medium which can be solid or liquid in which particles of an organic composition capable of absorbing or reflecting infrared or near-infrared radiation are...
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6063511 |
Low cost thin film magnetodielectric material
A device and method of making the device for regulating electromagnetic radiations in a predetermined frequency range, which comprises a substrate and a coating mixture on a surface of the...
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5985472 |
Magnetostatic wave device
There is provided a magnetostatic wave device which operates even with a substitution R, A:YIG having a small film thickness and which has a wider operational frequency band. A magnetostatic wave...
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5965282 |
Magnetic arrangement for therapeutic application
The object of the invention is a magnetic arrangement for the treatment of surface near skin or tissue areas of the human body having several mechanically connected magnetic bodies (M 1 , M 2 )...
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5932310 |
Magnetic element and process for producing the same
A magnetic element comprising a first thin film and a second thin film having a coercive force that is greater than the coercive force of the first thin film formed on a substrate. The magnetic...
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5910335 |
Product bonded with resin paint and the process of bonding
A product comprising two or more parts which are made of a metallic material having different characteristics bonded with a resin paint. The two or more parts are brought into contact and held...
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5846630 |
Magnetic migration display panel
A magnetic migration display panel including a dispersion liquid layer composed of a magnetic particle, a dispersion medium composed of an organic solvent, a thickening agent composed of fatty acid...
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5639566 |
Magnetic core
A magnetic core obtained by laminating or winding a magnetic material ribbon and an electrical insulating material wherein the magnetic core has the relationship of 0.5 a≤b<a in which the...
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5629100 |
Non-magnetic single crystal Mn--Zn ferrite for floating type magnetic heads
A non-magnetic single crystal of Mn--Zn ferrite obtained by a solid phase reaction process including the steps of contacting a seed single crystal ferrite with a polycrystal crystal ferrite and...
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5609788 |
Magnetic paint additive
Magnetic paint additives are formulated from ferromagnetic particles having a mixed particle range of from about 0.01μ to about 74μ, preferably from about 0.01μ to about 37 to 44μ. Iron powder...
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5601935 |
Surface magnetostatic wave device
A surface magnetostatic wave device includes an Fe-containing garnet single crystal film grown on a gadolinium gallium garnet substrate. The crystallographic plane azimuth of the gadolinium gallium...
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5567537 |
Magnetic core element for antenna, thin-film antenna, and card equipped with thin-film antenna
A magnetic core element for use in a thin antenna. The magnetic core element has a thickness of 25 μm or less and is made of a particular amorphous alloy strip or a particular nano-crystalline...
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5492754 |
Absorbent composition including a magnetically-responsive material
Disclosed is an absorbent composition including a hydrogel-forming polymeric material and a magnetically-responsive material; disposable absorbent products, including the absorbent composition,...
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5415945 |
Dielectric ceramic composition for low temperature sintering
A dielectric ceramic composition for low temperature sintering according to the invention is a composition which is a solid solution having two components of Pb(Ni 1 /3 Nb 2 /3)O 3 --PbTiO 3 and...
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5366788 |
Compact cassette having a liner made of high glass-transition-temperature polymer materials
A compact cassette is provided with substantially rectangular plastic support liner(s) between tape roll(s) and cassette wall(s), having at least one longitudinal bend, and the deflections of the...
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