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| Number | Title | Issue Date |
| 7887396 | Method and apparatus for controlled slurry distribution A method and apparatus for ‘through-the-pad’ delivery of slurry polishing agents directly to the land areas of a polishing pad is disclosed. The present invention further provides for improved control of the chemical composition of the slurry to address loss of ... | 02/15/2011 |
| 7556558 | Shape controlled abrasive article and method Provided are an abrasive tool comprising abrasive particles having an average shape controlled to within a small range, and methods of providing such tools. Thus, a large number of abrasive tools will have very similar operating characteristics, and abrasive tools m... | 07/07/2009 |
| 7414080 | Polyurethane polishing pad The polishing pad is suitable for planarizing at least one of semiconductor, optical and magnetic substrates. The polishing pad includes a cast polyurethane polymeric material formed with an isocyanate-terminated reaction product formed from a prepolymer reaction of... | 08/19/2008 |
| 7399330 | Agglomerate abrasive grains and methods of making the same An abrasive agglomerate includes a plurality of abrasive grains bonded together in a three-dimensional structure by a substantially continuous, non-porous inorganic binder, wherein the abrasive grains have an average size of between about 0.5 microns and about 1500 ... | 07/15/2008 |
| 7364502 | Cutting wheel The present invention relates to an improved cutting wheel, comprising a disk-shaped abrasive body having two opposite faces and a non-uniform thickness. ... | 04/29/2008 |
| 7357705 | Diamond disk A novel diamond disc is disclosed. The diamond disc comprises a plurality of diamond grains 2 bound on a disc. The diamond grains 2 are arranged in such a manner that a distance m1 between diamond grains 2 which are located on a common ro... | 04/15/2008 |
| 7338135 | Holder for a degradation assembly In one aspect of the invention, a degradation assembly has an attack tool with a body and a shank, the body having a wear-resistant tip. The shank is disposed within a bore of a holder secured to a driving mechanism. The bore of the holder comprises an inner surface... | 03/04/2008 |
| 7337775 | Cutting tip for diamond tool and diamond tool A cutting tip for a diamond tool and a diamond tool having the same which serve to cut or perforate various brittle materials such as stone, brick, concrete and asphalt. In particular, the cutting tip for a diamond tool and the diamond tool have diamond particles wh... | 03/04/2008 |
| 7329171 | Fixed abrasive article for use in modifying a semiconductor wafer An abrasive article that includes a fixed abrasive element having a plurality of abrasive particles, a resilient element, and a plurality of rigid segments disposed between the fixed abrasive element and the resilient element. ... | 02/12/2008 |
| 7308749 | Production method for dielectric resonator device A method of forming a dielectric resonator from an inner-conductor-formed hole that has a substantially rectangular or substantially elliptical cross section in a direction perpendicular to the depth direction thereof, by placing a rotary cutting disk in contact wit... | 12/18/2007 |
| 7309406 | Method and apparatus for plating and polishing semiconductor substrate The present invention provides a method and apparatus that plates/deposits a conductive material on a semiconductor substrate and then polishes the same substrate. This is achieved by providing multiple chambers in a single apparatus, where one chamber can be used f... | 12/18/2007 |
| 7270199 | Cutting element with a non-shear stress relieving substrate interface The present invention includes an improved cutting element substrate for cutting elements. The cutting element substrate includes non-planar, non-linear interfaces with an abrasive layer of superhard material affixed thereto often using a high pressure high temperat... | 09/18/2007 |
| 7268011 | Diamond composite heat spreader and associated methods Diamond heat spreaders are produced having thermal properties approaching that of pure diamond. Diamond particles of relatively large grain size are tightly packed to maximize diamond-to-diamond contact. Subsequently, smaller diamond particles may be introduced into... | 09/11/2007 |
| 7267609 | Dual purpose sanding and collecting abrading device A dual purpose abrading device for smoothing, sanding or finishing a surface of an object while simultaneously surrounding, collecting and containing the particles or debris as they are being generated. The abrading device includes a porous member having a collectin... | 09/11/2007 |
| 7255513 | Diamond trowel blade A diamond trowel blade 20 comprises diamond particles that will attach to a power trowel for surface preparation of hardened concrete surfaces. The diamond trowel blade includes a diamond bearing surface 22, for preparing the concrete surface; a backin... | 08/14/2007 |
| 7238089 | Polishing method for inner surface of tubular brittle material and tubular brittle material obtained by polishing method An object of the present invention is to provide a polishing method for producing, in a relatively short period of time, a tubular brittle material having an inner surface of high surface precision with a maximum roughness Rmax of 0.1 μm or smaller and a... | 07/03/2007 |
| 7222426 | Method of forming a constant velocity joint The present invention is directed to a constant velocity joint (“CV joint”) and, more particularly, to a Rzeppa CV joint and method of forming the same. The method generally includes the steps of forming a bell shaped outer bearing race and separating the bell s... | 05/29/2007 |
| 7222555 | Method of manufacturing a hacksaw A method for manufacturing a handsaw capable of cutting a glass bottle. The method includes cutting a steel strip to a predetermined length to form a handsaw substrate. A portion of the handsaw substrate, other than a cutter blade forming portion formed on at least ... | 05/29/2007 |
| 7217180 | Diamond tape coating and methods of making and using same A method of forming and applying a diamond coating or other superhard coating to a tool, most preferably a downhole tool, such as a drill bit. A superhard powder is placed into slurry and then formed, preferably using a tape casting method, into a green tape that is... | 05/15/2007 |
| 7210233 | Cue stick tip-shaper assembly A cue tip shaper for shaping and reshaping a shapeable cue tip on a cue stick utilized for playing pool or billiards. The cue tip shaper comprises a planar base, and an arrangement of articulable guides for receiving and aligning a cue stick tip with a tip shaping s... | 05/01/2007 |
| 7204244 | Diamond core drill bit A diamond core drill bit (100) is disclosed. The drill bit has a right-circular cylindrical body (120) with at least one side lubrication hole (122) toward the bottom of the body and a plurality of parallel grooves (124) oriented in an ax... | 04/17/2007 |
| 7201886 | Single crystal diamond tool Synthetic monocrystalline diamond compositions having one or more monocrystalline diamond layers formed by chemical vapor deposition, the layers including one or more layers having an increased concentration of one or more impurities (such as boron and/or isotopes o... | 04/10/2007 |
| 7201645 | Contoured CMP pad dresser and associated methods CMP pad dressers with increased pad dressing work loads on the centrally located abrasive particles during dressing of a CMP pad, and methods associated therewith are disclosed and described. The increase in work load on centralized particles improves pad dressing p... | 04/10/2007 |
| 7198553 | Corrosion resistant abrasive article and method of making An abrasive article includes a plurality of abrasive particles securely affixed to a substrate with a corrosion resistant matrix material. The matrix material includes a sintered corrosion resistant powder and a brazing alloy. The brazing alloy includes an element w... | 04/03/2007 |
| 7182678 | Clamping device for the exact manual resharpening of knife blades on a whetstone A clamping device is provided for the exact manual resharpening of knife blades (6) on a whetstone (5). The knife blade (6) is mounted in the clamping device (9) and at least one support contour (2, 14, 14a) of the clamping ... | 02/27/2007 |
| 7178517 | Diamond saw blade for milling The present invention relates to a diamond saw blade for milling. The rim of the circular metal with a shaft or the front end of the tubular body or an edge of the strip metal has multiple equidistant openings for positioning the diamond grains. The width of the ope... | 02/20/2007 |
| 7175509 | Grinder and method of and apparatus for non-contact conditioning of tool Truing of a grinder is performed by irradiating a laser beam onto abrasive grains on the outermost periphery of the grinder from the tangential direction of the grinder. Truing of the grinder for adjusting the number of working abrasive grains and the shape of the a... | 02/13/2007 |
| 7169028 | Flexible finishing shoe A flexible finishing shoe for finishing a workpiece have a bearing surface and an adjacent side, the flexible finishing shoe comprising a shoe base having a first side and an opposing second side and a finishing body disposed between the first and second sides, the ... | 01/30/2007 |
| 7160173 | Abrasive articles and methods for the manufacture and use of same The invention provides an abrasive article, and methods for the use and the manufacture of the article. The abrasive article comprises an abrasive surface; and a performance index associated with the abrasive article, the index indicating an aspect of the abrasive p... | 01/09/2007 |
| 7153201 | Oval sharpening rod having interrupted diamond coated surface and process of manufacturing same An oval rod sharpener having an interrupted diamond abrasive surface having plurality of holes forming wells for collecting filings during sharpening. The abrasive surface is formed by multiple layers of micron sized diamonds, such as monocrystalline diamonds. A pla... | 12/26/2006 |
| 7140949 | Tool and process for chrome plating a vehicle wheel surface A cutting tool having a crystalline tip is pressed with a uniform pressure against the outboard surface of a vehicle wheel as the wheel is rotated. The smoothed wheel surface is then chrome plated to provide a cosmetic finish to the wheel face. ... | 11/28/2006 |
| 7140812 | Diamond tool with a multi-tipped diamond In one embodiment, a tool used for creating grooves in a microreplication tool is described. The tool includes a mounting structure and a multi-tipped diamond mounted in the mounting structure. The different tips of the diamond may correspond to different grooves to... | 11/28/2006 |
| 7131903 | Segmented superabrasive grinding device The present invention is for a grinding device, such as a surface grinding disc or an annular grinding wheel, constructed from a plurality of abrasive segments arranged in an array thereon, wherein the plurality of abrasive segments are embedded in a matrix composit... | 11/07/2006 |
| 7125328 | Glass grinding bit A glass grinding bit includes a monolithic plastic body having a first end, a second end and a central longitudinal axis. A central bore formed as part of the body in alignment with the longitudinal axis for receiving a drive shaft. An outer surface is formed as par... | 10/24/2006 |
| 7125324 | Insulated pad conditioner and method of using same A wafer planarization process with a conditioning tool having an electrical insulator that electrically insulates the abrasive surface of the conditioning tool. The electrical insulator extends the useful life of the abrasive surface of the conditioning tool by redu... | 10/24/2006 |
| 7118469 | Abrasive pad, method and system for making an abrasive pad An abrasive pad having dots of abrasive material disposed thereon includes a central alignment hole. The abrasive pad is formed by slipping a backing pad having a central alignment hole onto an alignment stud that extends from a support surface through the central a... | 10/10/2006 |
| 7115027 | Grinding tool for sharpening work pieces A grinding tool for sharpening tools is provided comprising an oscillatory drive the output shaft of which is driven oscillatingly about its longitudinal axis. The grinding tool comprises a holder for mounting a working part which is configured as a grinding plate h... | 10/03/2006 |
| 7101264 | Dressing wheel system An apparatus for providing a flat to stepped convex facing for grinding wheels used for the finished machining of parts, the apparatus including dressing wheels located only at the outer diameter of the Cubic-Boron-Nitride wheels to be dressed. ... | 09/05/2006 |
| 7100595 | Diamond blade In relation to a blade cutting stone or concrete, a blade, preventing wearing of a core while preventing the core from wobbling, cuttable at a stable speed is provided. In a blade formed by providing slots on the outer peripheral edge of a circular core and fixing a... | 09/05/2006 |
| 7101263 | Flank superabrasive machining The present invention relates to a quill to be used to superabrasively machine complex shapes, such as airfoil shapes, into a substrate. The quill has a shaft portion, an enlarged head portion adjacent the shaft portion, and a tapered grinding portion adjacent the e... | 09/05/2006 |
