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| Number | Title | Issue Date |
| 6796882 | Appliqué film and paint treatment removal tool An appliqué film and paint removal tool includes a central rotating shaft, a spring-loaded locator pin, at least three freely rotating bearings, an arbor, and a collar. The rotating shaft may be centered with the locator pin and pushed down until the bearings touch... | 09/28/2004 |
| 6793557 | Removable lapping guide for magnetic recording head and method of use An electrical lapping guide is disclosed which is suitable for use with a single slider having a magnetic recording head. The electrical lapping guide provides for monitoring the progression of lapping; does not require additional electrical connection pads; and, is... | 09/21/2004 |
| 6793561 | Removable/disposable platen top The present invention comprises a chemical mechanical polishing tool comprising a polishing platen and a removable, replaceable platen top mounted on a top surface of the platen. Preferably, the platen top comprises a material substantially impervious to the slurrie... | 09/21/2004 |
| 6793559 | Composition and method for polishing rigid disks A method for polishing computer rigid disks comprising bringing at least one surface of the rigid disk into contact with a polishing pad and applying a composition to the rigid disk comprising at least one hydroxylamine additive and colloidal silica to give polished... | 09/21/2004 |
| 6786801 | Method for gasket removal Method for removing gasket material from a surface using nonwoven, three dimensional fibrous web articles employ phenolic particles. ... | 09/07/2004 |
| 6787055 | Carrier heads, planarizing machines and methods for mechanical or chemical-mechanical planarization of microelectronic-device substrate assemblies Planarizing machines, carrier heads for planarizing machines and methods for planarizing microelectronic-device substrate assemblies in mechanical or chemical-mechanical planarizing processes. In one embodiment of the invention, a carrier head includes a backing pla... | 09/07/2004 |
| 6783431 | Joint forming tool and method A tool for finishing surfaces to be joined together. The tool includes a support wheel with a lower surface with a generally flat surface and a central axis that is generally normal to the flat surface of the lower surface. The generally flat surface of the lower su... | 08/31/2004 |
| 6780087 | Abrasive tool assembly An abrasive tool assembly (10) for treating a surface can include a universally pivoting pad assembly (12), an adaptor assembly (14) and/or a rotational device (16). The adaptor assembly (14) transfers a rotational force of the rot... | 08/24/2004 |
| 6776810 | Anionic abrasive particles treated with positively charged polyelectrolytes for CMP The invention provides a chemical-mechanical polishing systems, and methods of polishing a substrate using the polishing systems, comprising (a) an abrasive, (b) a liquid carrier, and (c) a positively charged polyelectrolyte with a molecular weight of about 15,000 o... | 08/17/2004 |
| 6776690 | Storage device slider with sacrificial lapping extension A process for fabricating sliders with one or more sacrificial structures (extensions) that facilitate lapping to create the air-bearing surface (ABS) is described. Prior to separating individual sliders from a wafer, a mask of material that is not removable by deep... | 08/17/2004 |
| 6773475 | Abrasive material having abrasive layer of three-dimensional structure To provide an abrasive material which is excellent in loading resistance and durability, allows no attachments to attach to an abraded surface even when the end surface of the optical fiber is abraded, and is particularly suited for use in abrading a hard material s... | 08/10/2004 |
| 6773474 | Coated abrasive article Coated abrasive articles comprise a backing and an abrasive layer, and optionally at least one of a backsize layer, tie layer, supersize layer, presize layer, or saturant. The coated abrasive article comprises a reaction product of components comprising: poly... | 08/10/2004 |
| 6772748 | Method of forming stone inlays in wood and article of manufacture A method of forming a stone inlay in an abrasion-sensitive substrate, such as wood, by forming a depression in the substrate, mounting stone on a damping material capable of absorbing the abrasive energy applied to the stone in reducing the dimensions of the stone t... | 08/10/2004 |
| 6769971 | Multispindle pedestal grinder A multispindle pedestal grinder includes: a head block, an indexable head rotatably supported by the head block, three spindles rotatably supported by the indexable head, the axes of rotation of the spindles being parallel to one another and to the axis of rotation ... | 08/03/2004 |
| 6769962 | Scraping method A scraping apparatus in which a scraping process is performed on a surface of a work to be machined to form recesses thereon by converging a laser beam outputted from a laser oscillator by a converging lens and irradiating the converged laser beam onto the work rela... | 08/03/2004 |
| 6764383 | Methods and apparatuses for processing microfeature workpiece samples Methods and apparatuses for processing microfeature workpiece samples are disclosed herein. An apparatus in accordance with one embodiment of the invention includes a support body, a first contact surface portion, a second contact surface portion, and a sample holde... | 07/20/2004 |
| 6764382 | Power transmission belt and method for fabricating the same Both types of short aramid fibers and non-aramid synthetic fibers are extruded from a side face of each rib in a V-ribbed belt. The extruded section of the short aramid fiber is formed in curled shape. The extruded section of the synthetic fiber is formed in a secto... | 07/20/2004 |
| 6761618 | Defect-free magnetic stampers/imprinters for contact patterning of magnetic media A method of manufacturing a magnetic stamper/imprinter for use in patterning of magnetic recording media by means of a contact printing process, comprising sequential steps of: (a) providing a stamper/imprinter comprising a body of a magnetic material having ... | 07/13/2004 |
| 6761516 | Method for generating holes in laminate materials A method of generating holes in fiber-reinforced metal laminate material is provided, including creating a first bore 18 by passing a cutting element 16 from a first side 24 of the fiber-reinforced metal laminate material 10 to a second s... | 07/13/2004 |
| 6758727 | Abrasive article and methods of manufacturing and use of same The present invention provides an abrasive article formed of a binder, abrasive particles associated with the binder, and a lubricating particulate additive comprising polytetrafluoroethylene associated with the binder. The abrasive article of the invention is usefu... | 07/06/2004 |
| 6755878 | Abrasive articles and methods of making and using the same Abrasive articles have an adhesive layer in contact with a liner having protrusions that contact the adhesive layer. ... | 06/29/2004 |
| 6755724 | Device for grinding liquid crystal display panel Disclosed is a device for grinding a liquid crystal display panel improving the efficiency of using equipment by independently operating first and second grinding units for grinding the unit liquid crystal display panel. The present invention includes a first grindi... | 06/29/2004 |
| 6755721 | Chemical mechanical polishing of nickel phosphorous alloys CMP formulations for use on nickel/phosphorus alloys comprising abrasive particles and an oxidant, a modifier for the action of the oxidant and first and second accelerants to sequester removed materials containing phosphonate and ammonium or amine groups respective... | 06/29/2004 |
| 6755720 | Vitrified bond tool and method of manufacturing the same A vitrified bond tool including: (a) a support body; (b) a vitrified bond layer which is formed on a working surface of the support body; and (c) a plurality of abrasive grains which are held by the vitrified bond layer so as to be fixed relative to the working surf... | 06/29/2004 |
| 6752690 | Method of making polishing pad for planarization of semiconductor wafers A method of making polishing pads used for the planarization of semiconductor wafers wherein the pad includes a polymer sleeve filled with an optical polymer to provide a window for the pad. An opaque polishing pad polymer is molded around the sleeve and window to f... | 06/22/2004 |
| 6749653 | Abrasive particles containing sintered, polycrystalline zirconia Abrasive particles and methods of making abrasive particles are disclosed. The abrasive particles may be incorporated into a variety of abrasive articles, including bonded abrasives, coated abrasives, nonwoven abrasives, and abrasive brushes. ... | 06/15/2004 |
| 6746309 | Method of fabricating a semiconductor device Waste water generated by processing a semiconductor is filtered to be cleaned. Removable matters trapped by a first filter film are used as a second filter film. Filtering capciity is maintained by applying an external force such as bubbles to the second filter film... | 06/08/2004 |
| 6743080 | Method for seasoning a polishing pad A method of preparing a polishing pad of a hydrophobic material for a polishing procedure includes, prior to the polishing procedure, contacting the polishing pad with a solution of at least one component for converting at least a portion of a polishing surface, inc... | 06/01/2004 |
| 6743267 | Gel-free colloidal abrasive polishing compositions and associated methods Gel-free colloidal abrasive polishing compositions and associated methods for polishing (e.g., chemical mechanical polishing) are described. These abrasive polishing compositions are comprised of a surface-modified colloidal abrasive that has been modified with a bo... | 06/01/2004 |
| 6739950 | Pipe renovating system and method A pipe renovating method and system is described, in which a pipe is first cleaned and then coated with a suitable coating material. In the cleaning step, pressurized air and particles of abrasive material are pumped into a first end of a pipe while suction is appli... | 05/25/2004 |
| 6739949 | Adjustable tool body with fluid actuation The application describes a honing tool for use with a CNC machine. A fluid actuator provides the mechanism for causing radial adjustment of abrasive elements. The actuator consists of a piston and cylinder assembly mounted within the tool and powered by the through... | 05/25/2004 |
| 6739948 | Synchronous tape head polishing device and method In the tape head polishing method of the present invention the tape head is moved orthogonally to the polishing medium (such as diamond polishing tape) direction of motion during polishing. The polishing medium motion is synchronized with the tape head motion, such ... | 05/25/2004 |
| 6736703 | Cutting apparatus and cutting method A cutting blade is fixed on a shaft that rotates about its shaft center, and that is linearly advanced by an advancing movement. The shaft's center further revolves with a small radius of revolution at a rapid predetermined rate of revolution greater than the rate o... | 05/18/2004 |
| 6736704 | Lapping carrier for use in fabricating sliders A lapping carrier for machining a row of magneto-resistive elements is disclosed. The lapping carrier includes a plurality of movable elements, the movable elements terminating at an outer surface to form a generally planar mounting surface for a row of magneto-resi... | 05/18/2004 |
| 6733366 | Tool and process for finishing a vehicle wheel surface A vehicle wheel has an outboard face which includes a smoothed portion to provide a cosmetic finish to the wheel face. The smoothed portion is formed by pressing a cutting tool having a non-symmetrical tip against the wheel surface as the wheel is rotated. ... | 05/11/2004 |
| 6733367 | Method and apparatus for polishing silicon wafers The invention shows a workpiece template and a number of additional elements for forming wafers of varying thicknesses=. The template is formed of a main disk including a plurality of cavities extending through a main plate with either a frictionless material or a b... | 05/11/2004 |
| 6729940 | Apparatus for stripping coating A method of stripping coating from a portion of a coated surface of a component. The method includes fastening a mask sheet to the component over a region adjacent the portion of the coated surface. The mask sheet has a contour generally corresponding to a contour o... | 05/04/2004 |
| 6726532 | Belt tensioning assembly for CMP apparatus A tensioning assembly for a polishing belt on a linear chemical mechanical polishing apparatus. The tensioning assembly comprises first and second rollers which are operably engaged by respective air cylinders and exert a selected degree of downward tension on the l... | 04/27/2004 |
| 6726531 | Abrasive tool having safe and active areas A tool for abrading a workpiece to smooth the surface thereof. In one embodiment, the tool is an ultrasonic tip (12) having plural grooves (16) formed in a smooth surface (14) thereof. Each groove (16) includes an abrasive material (24... | 04/27/2004 |
| 6722956 | Working apparatus A finishing grindstone member (20) is fixed to a spindle (10) by a bolt. In the spindle (10), there is formed a tool mounting portion (25) into which a rough grindstone member can be mounted. Into the tool mounting portion (25), th... | 04/20/2004 |
