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...Daniel Webster invented a "bull plow" to pull out tree stumps. It didn't catch on because it was huge and required four oxen to pull it!
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| Number | Title | Issue Date |
| 6893511 | Production method for semirigid magnetic material and semirigid material and magnetic marker using it The invention relates to a semi-hard magnetic material having rectangular hysteresis loop and superior magnetization steepness and a method of producing a bias material preferably used for a magnetic marker. This method comprises the steps of preparing a multilayer ... | 05/17/2005 |
| 6890638 | Ballistic resistant and fire resistant composite articles Ballistically resistant and fire resistant composite articles for aircraft interiors and other applications. Composite articles are provided having a flexural modulus of at least about 80,000 lbs/sq. in (552 MPa), a flexural strength at yield of at least about 800 l... | 05/10/2005 |
| 6853521 | Exchange coupling film having improved wettability of seed layer A seed layer is formed with a Cr layer in which the direction of a crystal face in at least one crystal grain is oriented in a different direction from the direction of an equivalent crystal face in another crystal grain. Consequently, wettability of the seed layer ... | 02/08/2005 |
| 6841224 | Method of patterning magnetic products using chemical reactions A method of patterning magnetic material includes forming a ferromagnetic material layer containing one element selected from the group consisting of Fe, Co and Ni on a substrate, selectively masking a surface of the ferromagnetic material layer, and making nonferro... | 01/11/2005 |
| 6830821 | Passivating of tin, zinc and steel surfaces A method for coating zinc, zinc plated, or steel articles with a hydroxy benzoic acid protective coating by coating a cleaned zinc, zinc plated, or steel with a hydoxy benzoic acid composition having a pH of about 2.0 to 5.0; and coating cleaned tin surfaced article... | 12/14/2004 |
| 6830824 | Magnetic recording medium with multiple magnetic layers capable of being exchange coupled at elevated temperatures and magnetic recording apparatus A magnetic recording medium has a substrate, a base layer formed on the substrate and including a magnetic material, a switching layer formed on the base layer and including a nonmagnetic material, and a recording layer formed on the switching layer and having a str... | 12/14/2004 |
| 6829121 | Magnetoresistive element, memory element having the magnetoresistive element, and memory using the memory element A magnetoresistive film includes a nonmagnetic film, and a structure in which magnetic films are formed on the two sides of the nonmagnetic film. At least one of the magnetic films is a perpendicular magnetization film. A magnetic film whose easy axis of magnetizati... | 12/07/2004 |
| 6821642 | Magneto-optical recording medium with first and second magnetic layers with almost equal Curie temperatures A magneto-optical recording medium includes at least three magnetic layers of a first magnetic layer, a second magnetic layer and a third magnetic layer, in which a recording mark recorded in the third magnetic layer by irradiation of a light beam is transferred thr... | 11/23/2004 |
| 6818284 | Single-sided paper phenolic resin copper-clad laminate with both sides having resists of same material In a single-sided paper phenolic resin copper-clad laminate composed of a phenolic resin impregnated paper base having copper foils laminated on and resists applied on the face side thereof, resists formed of the same material as the resists on the face side are app... | 11/16/2004 |
| 6808793 | Pre-coated mat-faced gypsum board A moisture-tolerant structural panel comprising a gypsum board comprising a set gypsum core sandwiched between and faced with mats of glass fibers, wherein a free surface of one of said mats is coated with a combination of a mineral pigment, an inorganic adhesive bi... | 10/26/2004 |
| 6805952 | Low contamination plasma chamber components and methods for making the same Components for use in plasma processing chambers having plasma exposed surfaces with surface roughness characteristics that promote polymer adhesion. The roughened surfaces are formed by plasma spraying a coating material such as a ceramic or high temperature polyme... | 10/19/2004 |
| 6797372 | Resin-coated steel for fuel tanks of automobile and method for manufacturing the same The present invention relates to a resin-coated steel sheet for fuel tanks of an automobile and a resin solution used for the same. The resin solution of the present invention comprises (a) a main solution of water soluble phenoxy resin having a number average molec... | 09/28/2004 |
| 6797415 | Cobalt-nickel-iron alloy thin film and method of forming the same, and thin-film magnetic head and method of manufacturing the same A track width defining layer for defining a write track width of a thin-film magnetic head is made of a CoNiFe film formed through electroplating. The CoNiFe film contains 60 to 75 weight % cobalt, 10 to 20 weight % nickel, and 10 to 20 weight % iron, and has a crys... | 09/28/2004 |
| 6797373 | Magnetic recording medium Provided is a magnetic recording medium ensuring an adequate S/N even in high density magnetic recording, and tending not to electrostatically damage MR heads during recording and reproduction employing MR heads. A magnetic recording medium comprising a nonmagnetic ... | 09/28/2004 |
| 6794057 | Laminated antiferromagnetically coupled media for data storage A configuration for laminated antiferromagnetically coupled magnetic recording layers for a magnetic recording medium is described. For this purpose, a stabilization layer (top layer) is put on top of the main magnetic recording layer (middle layer) and another stab... | 09/21/2004 |
| 6793993 | Fire resistant polymeric film and insulation assembly A fire resistant resilient insulation assembly, includes: a resilient insulation and a fire resistant polymeric film forming a tubular envelope surrounding the resilient insulation. The fire resistant polymeric film includes: 50 to 80 weight percent high density pol... | 09/21/2004 |
| 6794063 | Thin film magnetic head and method of fabricating the head The present invention provides a thin film magnetic head having sufficient recording performance on a recording medium imparted with a large coercive force. According to the present invention, a plated magnetic thin film can be obtained in which a crystal grain size... | 09/21/2004 |
| 6794022 | Metal plate coated with lubricating resin and drilling processing method of printed wiring board use thereof A metal plate coated with a lubricating resin is coated with a lubricating resin having a modified polyamide ({circle around (1)}) and a crosslinking curing agent ({circle around (2)}) of the modified polyamide ({circle around (1)}) on at least one side face of the ... | 09/21/2004 |
| 6790534 | Magnetic transfer master medium, magnetic transfer method, and magnetic transfer master medium forming method A favorable magnetic transfer is performed to a perpendicular magnetic recording medium. A master medium is provided with a substrate on the surface of which protrusion portions, which form a pattern corresponding to the data that is to be transferred, having a plia... | 09/14/2004 |
| 6780524 | In-situ oxidized films for use as gap layers for a spin-valve sensor and methods of manufacture Disclosed is a spin-valve sensor disposed between first and second gap layers and formed of one or more in-situ oxidized films. The improved spin valve sensor helps eliminate electrical shorting between the spin-valve sensor and shield layers. A fabrication method o... | 08/24/2004 |
| 6777071 | Electrical interconnect using locally conductive adhesive An anisotropic electrically conducting interconnect is disclosed in which an adhesive comprising particles having a breakable coating of at least one electrically nonconductive material is compressed between a first contact and a second contact. Compression to two c... | 08/17/2004 |
| 6777070 | Antireflection material and polarizing film using the same An anti-reflection material and a polarization film which exhibit superior anti-reflection properties by preventing external light such as sunlight, fluorescent light, etc., from being reflected on a display, which yield a clear image without sparkling and reduces i... | 08/17/2004 |
| 6776918 | Titanium composite material The invention provides a titanium composite material comprising a bonded laminate having a layer of macromolecular material bonded to the modified surface of a titanium sheet or a titanium alloy sheet, and a process for preparing a titanium composite material, the p... | 08/17/2004 |
| 6773802 | Biaxially oriented laminated polyester film and magnetic recording medium A biaxially oriented layered polyester film which is excellent in suitability for winding and processability while retaining the flatness of the flat surface and which gives a magnetic recording medium, especially a metal coating type high-recording-density magnetic... | 08/10/2004 |
| 6773826 | Perpendicular magnetic recording media and magnetic storage apparatus using the same A perpendicular magnetic recording medium and a magnetic storage apparatus, which show an excellent S/N ratio and are suitable for ultra high density magnetic recording, are provided. In the perpendicular magnetic recording medium having a recording layer composed o... | 08/10/2004 |
| 6770354 | Mat-faced gypsum board A moisture-tolerant structural panel comprising a gypsum board comprising a set gypsum core sandwiched between and faced with mats of glass fibers, wherein a free surface of one of said mats is coated with a combination of a mineral pigment, an inorganic adhesive bi... | 08/03/2004 |
| 6770387 | Magneto-optical recording medium and method of reproducing the same A magneto-optical recording medium comprising four magnetic layers including a mask layer, a reproduction layer, an intermediate layer and a recording layer, wherein the reproduction layer and the recording layer each have a direction of easy magnetization extending... | 08/03/2004 |
| 6770223 | Article comprising a faraday rotator that does not require a bias magnet Faraday rotator garnet thick films have improved specific Faraday rotations without requiring a bias magnet. Films of nominal composition BiX(EuZHo1-Z)3-XFe5-YGaYO12 are grown lattice match... | 08/03/2004 |
| 6767655 | Magneto-resistive element The present invention provides a vertical current-type magneto-resistive element. The element includes an intermediate layer and a pair of magnetic layers sandwiching the intermediate layer, and at least one of a free magnetic layer and a pinned magnetic layer is a ... | 07/27/2004 |
| 6767697 | Magneto-optical disk and method for producing same by initializing with a laser having a predetermined wavelength A magneto-optical disk of the present invention includes a substrate and a recording layer disposed above the substrate, and reproduces an information signal by a DWDD system, using light incident from the substrate side. The optical disk further includes a first di... | 07/27/2004 |
| 6767656 | Magneto-optical recording medium and method of reproducing the same A magneto-optical recording medium comprising four magnetic layers including a mask layer, a reproduction layer, an intermediate layer and a recording layer, wherein the reproduction layer and the recording layer each have a direction of easy magnetization extending... | 07/27/2004 |
| 6765757 | Soft magnetic film having high saturation magnetic flux density, thin-film magnetic head using the same, and manufacturing method of the same A soft magnetic film is formed of a CoFe alloy having an Fe content in the range of 68 to 80 mass %, thereby having a saturation magnetic flux density of 2.0 T or more. The center lain average roughness of the film surface is 9 nm or less. The soft magnetic film can... | 07/20/2004 |
| 6765755 | Anti-abrasive reading head A magnetooptic read head including a magnetooptic transducer with a multilayer structure with at least one thin magnetic layer with a magnetooptic effect, at least one layer made of nonmagnetic material and having a predetermined wear coefficient, and a layer with g... | 07/20/2004 |
| 6764778 | Thin film magnetic element with accurately controllable track width and method of manufacturing the same A longitudinal bias layer is laminated above a free magnetic layer with a nonmagnetic layer provided therebetween so that the magnetization direction of the free magnetic layer is oriented by RKKY interaction with the longitudinal bias layer. The RKKY interaction ex... | 07/20/2004 |
| 6761994 | Packaging material for polymer cell and process for producing the same A polymer battery module packaging material is a packaging laminated structure (10) including a base layer (11), a first adhesive resin layer (17b), a first chemically converted layer (16b), an aluminum layer (12), a ... | 07/13/2004 |
| 6759137 | Opto-magnetic recording medium with a garnet ferrite recording layer, and opto-magnetic information recording/reproducing device This invention relates to magneto-optical recording media such as magneto-optical disks and cards, manufacturing methods of the medium and a magneto-optical recording and playback device to record and play back data using the magneto-optical recording media. The mag... | 07/06/2004 |
| 6759120 | Magnetoresistive film, magnetoresistive head, information regeneration apparatus and magnetoresistive film manufacture method There is disclosed a magnetoresistive film in which increase of a coupling field accompanying thickness reduction of a middle layer is inhibited. The magnetoresistive film is a multilayered film including a pinned layer 3 having magnetization whose direction ... | 07/06/2004 |
| 6759136 | Rubber laminate and pneumatic tire using the same A rubber laminate strengthening the bonding strength at a high temperature and under high strain by adjusting the formulation of the bonding rubber arranged between a hydrogenated NBR composition and general diene-based rubber. ... | 07/06/2004 |
| 6759148 | Perpendicular magnetic recording media and magnetic storage apparatus using the same A double layer perpendicular magnetic recording medium having a high medium S/N ratio at a recording density of 50 Gb/in2 or higher and a magnetic storage apparatus with a lower error rate and excellent reliability are obtained with a structure having sof... | 07/06/2004 |
| 6756136 | Chromium-alloy seedlayers for recording media A magnetic recording medium on glass or Al substrates with a film structure of Cr—X or (Cr—X)Ox seedlayer/underlayer/magnetic layer/carbon overcoat, in which the solid solubility of X is at least 3 atomic percent in Cr, the heat of oxide formation of ... | 06/29/2004 |
