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...that the first rickshaw was invented in 1869 by an American Baptist minister, the Rev. E. Jonathan Scobie, to transport his invalid wife around the streets of Yokohama?
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| Number | Title | Issue Date |
| 7438636 | Chemical mechanical polishing pad A chemical mechanical polishing pad is suitable for polishing at least one of semiconductor, optical and magnetic substrates. The polishing pad has a high modulus component forming a continuous polymeric matrix and an impact modifier within the continuous polymeric ... | 10/21/2008 |
| 7427340 | Conductive pad A method and apparatus for a processing pad assembly for polishing a substrate is disclosed. The processing pad assembly has a conductive processing pad having a plurality of raised features made of a conductive composite disposed on a conductive carrier. The raised... | 09/23/2008 |
| 7410413 | Structured abrasive article and method of making and using the same A structured abrasive article comprises a backing, a structured abrasive layer affixed to the backing, the structured abrasive layer comprising: a plurality of raised abrasive regions, each raised abrasive region consisting essentially of a close-packed plurality of... | 08/12/2008 |
| 7399516 | Long-life workpiece surface influencing device structure and manufacturing method A top layer comprises a flexible support and a plurality of hard elements anchored in a binder over the flexible support, and a method of forming the same is provided. In one embodiment, certain ones of the hard elements have a contact surface adapted to contact the... | 07/15/2008 |
| 7354527 | Chemical mechanical polishing pad and chemical mechanical polishing process A chemical mechanical polishing pad which has a storage elastic modulus E′(30° C.) at 30° C. of 120 MPa or less and an (E′(30° C.)/E′(60° C.)) ratio of the storage elastic modulus E′(30° C.) at 30° C. to the storage elastic modulus E′(60° C.) at 60Â... | 04/08/2008 |
| 7344574 | Coated abrasive article, and method of making and using the same A coated abrasive article has a backing treatment preparable by at least partially polymerizing an isotropic backing treatment precursor comprising polyepoxide, polyfunctional urethane (meth)acrylate, non-urethane polyfunctional (meth)acrylate, acidic free-radically... | 03/18/2008 |
| 7344575 | Composition, treated backing, and abrasive articles containing the same A curable composition comprises epoxy resin preparable by reaction of epichlorohydrin with at least one of bisphenol A or bisphenol F, polyfunctional urethane(meth)acrylate, dicyandiamide and photoinitiator. The curable composition is useful for preparing treated ba... | 03/18/2008 |
| 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 |
| 7313838 | Powered cleaner/polisher A motorized cleaning/polishing device includes a housing and a carrier with a detachable cleaning/polishing attachment. The housing contains a rechargeable battery, motor and flex mount having flexible pillars to which the carrier is mounted. The carrier is also cou... | 01/01/2008 |
| 7311591 | Abrasive materials A direct-coated sponge abrasive material bearing a releasable securing means comprising one part of a two part hook and loop attachment system is provided. ... | 12/25/2007 |
| 7294158 | Abrasive product, method of making and using the same, and apparatus for making the same The invention provides a method and apparatus for making an abrasive product comprising providing a substantially horizontally deployed flexible backing having a first surface bearing an at least partially cured primer coating and an opposite second surface; providi... | 11/13/2007 |
| 7285146 | Resilient abrasive article A resilient hand-held abrasive article includes a flexible conformable backing layer having opposed first and second major surfaces, a flexible reinforcing layer affixed to at least one of the backing layer first and second major surfaces, and abrasive particles arr... | 10/23/2007 |
| 7267608 | Method and apparatus for conditioning a chemical-mechanical polishing pad A conditioner including abrasive elements for conditioning a polishing pad to be used in abrasive semiconductor substrate treatment processes, such as chemical-mechanical polishing or chemical-mechanical planarization processes. The abrasive elements are formed from... | 09/11/2007 |
| 7264641 | Polishing pad comprising biodegradable polymer The invention is directed to a polishing pad for use in chemical-mechanical polishing comprising a biodegradable polymer. The biodegradable polymer comprises a repeat unit selected from the group consisting of glycolic acid, lactic acid, hydroxyalkanoic acids, hydro... | 09/04/2007 |
| 7258708 | Chemical mechanical polishing pad dresser CMP pad dressers and their methods of manufacture are disclosed. One aspect of the present invention provides a CMP pad dresser having improved superabrasive grit retention in a resin layer. The CMP pad includes a resin layer, superabrasive grit held in the resin la... | 08/21/2007 |
| 7258705 | Abrasive article and methods of making same A porous abrasive article that allows air and dust particles to pass through. The abrasive article has a screen abrasive and a polymer netting with hooks. The screen abrasive has an abrasive layer comprising a plurality of abrasive particles and at least one binder.... | 08/21/2007 |
| 7252694 | Abrasive article and methods of making same A porous abrasive article that allows air and dust particles to pass through. The abrasive article has a screen abrasive and an apertured attachment interface with hooks. The screen abrasive has an abrasive layer comprising a plurality of abrasive particles and at l... | 08/07/2007 |
| 7252582 | Optimized grooving structure for a CMP polishing pad A polishing pad for a chemical mechanical polishing has a body rotatable in a predetermined direction and having a working surface, the working surface being provided with grooves, the grooves being formed so that over the course of a single revolution of the pad sa... | 08/07/2007 |
| 7241206 | Tools for polishing and associated methods Polishing tools and associated methods are disclosed. In one aspect, a method of polishing a work piece is provided. Such a method may include providing a polishing tool having asperities on a working surface, where the asperities have a tip-to-tip RA value of less ... | 07/10/2007 |
| 7235114 | Flexible abrasive article A resilient flexible abrasive article includes a continuous backing layer including a support layer coated with foam, the continuous backing layer having opposed major surfaces, at least one of the major surfaces including a three dimensional surface topography incl... | 06/26/2007 |
| 7235296 | Formulations for coated diamond abrasive slurries The present invention is directed to an abrasive article and methods of making the abrasive article. An abrasive coating on the abrasive article comprises at least 20% by weight of a superabrasive particle. The abrasive coating is derived from an abrasive slurry. Th... | 06/26/2007 |
| 7182682 | Apparatus for making a surface treating article An apparatus for making a surface treating article, and in one embodment for making a plurality of surface treating articles. The apparatus includes an attaching means for attaching a fastener to a surface treating web and a cutting means for cutting the web around ... | 02/27/2007 |
| 7169031 | Self-contained conditioning abrasive article Provided is a fixed abrasive article for polishing a workpiece having a hardness comprising (a) a substrate having a first surface and a second surface, (b) a region of abrasive composites distributed on the first surface of the substrate, and (c) a region of condit... | 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 |
| 7150770 | Coated abrasive article with tie layer, and method of making and using the same Coated abrasive articles have a tie layer that is preparable by at least partially polymerizing an isotropic polymerizable composition comprising a polyfunctional aziridine, an acidic free-radically polymerizable monomer, and an oligomer having at least two pendant ... | 12/19/2006 |
| 7150771 | Coated abrasive article with composite tie layer, and method of making and using the same Coated abrasive articles have a composite tie layer. The composite tie layer is preparable by disposing a first polymerizable composition comprising a polyfunctional aziridine on a backing, and disposing a second polymerizable composition comprising at least one aci... | 12/19/2006 |
| 7131902 | Abrasive holder An abrasive tool comprising of a base portion (2), having a foam layer (3) affixed to the abrasive tool base portion, and a plastic film layer (4) affixed, bonded or glued to the foam layer. This tool is adapted to receive an abrasive material l... | 11/07/2006 |
| 7125326 | Apparatus and method for removing a CMP polishing pad from a platen The invention provides a pad removal apparatus and method that enables improved pad removal from a platen. ... | 10/24/2006 |
| 7121938 | Polishing pad and method of fabricating semiconductor substrate using the pad It is provided a polishing pad of novel construction capable of controlling actively and efficiently a slurry flow during polishing a surface of a semiconductor substrate, such as a wafer, thus making it possible to precisely and stably performing a desired polishin... | 10/17/2006 |
| 7121924 | Abrasive articles, and methods of making and using the same An attachable abrasive article comprises an abrasive member having an attachment device affixed thereto. The attachment device comprises a fastener having a flange thereon. Thermoplastic material is disposed between the flange and the abrasive article. The disclosur... | 10/17/2006 |
| 7108596 | Coated abrasives with indicia A coated abrasive having an abrasive surface comprising a plurality of individual abrasive structures can be modified to convey information by changing the appearance, for example by changing the size, shape or spacing of the structures to create patterns conveying ... | 09/19/2006 |
| 7101275 | Resilient polishing pad for chemical mechanical polishing A resilient, laminated polishing pad for chemical mechanical polishing is disclosed. The polishing pad includes a base layer and a polishing layer bonded by a hot-melt adhesive. The hot-melt adhesive of the present invention provides a Tpeel strength for the polishi... | 09/05/2006 |
| 7094137 | Polishing device A polishing device capable of polishing a repaired surface in a specified shape, comprising a polishing panel body holding a polishing material on a surface opposed to the repaired surface and polishing the repaired surface in the specified shape with the polishing ... | 08/22/2006 |
| 7044990 | 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... | 05/16/2006 |
| 7044834 | Abrasive article An abrasive sheet member is disclosed, including a substrate having first and second major surfaces, an abrasive on the first major surface, and a plurality of hooking stems on the second major surface. The hooking stems are adapted to hook engaging structures on an... | 05/16/2006 |
| 7018282 | Customized polishing pad for selective process performance during chemical mechanical polishing The present invention comprises a customized polishing pad for use in a wafer polishing machine. The polishing pad of the present invention includes a polishing surface integral with the polishing pad. The polishing surface is adapted to frictionally contact a wafer... | 03/28/2006 |
| 7011570 | Set of profiled sanding pads A set of profiled sanding pads for doing bodywork on vehicles and the like where specific areas require sanding attachments that conform to the unique contours encountered. The set of profiled sanding pads includes a plurality of elongate members, each having a dist... | 03/14/2006 |
| 7011572 | Scouring pad The scouring pad comprises a wad (10) of looped scouring wire. The wad is constituted by substantially concentric windings of the wire (12) such that it presents substantially the form of a toroidal ring. The pad has means for holding the windings toge... | 03/14/2006 |
| 7008312 | Using aqueous binders in producing abrasive materials The present invention relates to the use of an aqueous polymer dispersion comprising dispersed particles of at least one polymer A1 having a glass transition temperature, Tg, of from −20° C. to +35° C. and obtainable through free-radical emulsion polymerization ... | 03/07/2006 |
| 6986705 | Polishing pad and method of making same An article or polishing pad for altering a surface of a work piece includes a polymer matrix created by reaction injection molding of size controlled gas bubbles within a polyurethane matrix. The proposed liquid urethane precursor is first injected into an actuated ... | 01/17/2006 |
