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7614936 |
Spectrum based endpointing for chemical mechanical polishing
Methods and apparatus for providing a flushing system for flushing a top surface of an optical head. The flushing system includes a source of gas configured to provide a flow of gas, a delivery...
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7597607 |
Magnetic recording tape edge processing
A method for manufacturing magnetic recording tape includes applying a front coat including a magnetic component to a substrate to provide a coated substrate. The coated substrate defines a first...
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7594845 |
Abrasive article and method of modifying the surface of a workpiece
Provided is an abrasive article for lapping or polishing a workpiece comprising a three-dimensional, textured, flexible, fixed abrasive construction having a first surface and a working surface,...
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7585206 |
Spool to spool continuous through feed system
A grinding machine has a machine bed, a first spool and a second spool mounted on the machine bed. The spools are capable of storing stock to be ground and are rotatable in a coordinated manner. A...
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7578725 |
Lens layout block device
This apparatus includes a unit for adhering an elastic seal to a lens holder, a unit for causing the lens holder, to which the elastic seal is adhered, to hold a lens, a pivotal arm, an arm driving...
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7571060 |
System and method for gemstone cut grading
A system for grading the cut of a diamond utilizes a number of appearance metrics to generate scores for a number of cut components that affect cut quality. These cut components include brightness,...
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7557904 |
Wafer holding mechanism
A wafer holding mechanism for holding a wafer affixed to a frame with a tape utilizing a suction force. The wafer holding mechanism includes a suction body, a wafer holder with a holding surface...
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7544114 |
Abrasive articles with novel structures and methods for grinding
Bonded abrasive tools, having novel porous structures that are permeable to fluid flow, comprise a relatively low volume percentage of abrasive grain and bond, and a relatively low hardness grade,...
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7541287 |
Method for machining a semiconductor wafer on both sides in a carrier, carrier, and a semiconductor wafer produced by the method
A semiconductor wafer is guided in a cutout in a carrier while a thickness of the semiconductor wafer is reduced to a target thickness by material removal from the front and back surfaces...
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7536773 |
Method of configuring a sensor for a hard disk drive
A nano-sized CPP aperture is precisely positioned to within a few nanometers of a slider ABS surface to maximize a signal from the disk and to prevent lapping damage to the aperture itself. A...
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7534161 |
Method for manufacturing cell structure
There is provided a method for manufacturing cell structures having a plurality of cells divided by porous partition walls and extending from one end face to the other end face to function as fluid...
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7517274 |
Mirror image pair sanding blocks
A right handed or left handed sanding block can be provided individually or as a mirror image pair. Each block includes a grasp handle and a fastening surface engaging a replaceable sanding pad....
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7513818 |
Polishing endpoint detection system and method using friction sensor
A system, method and apparatus to monitor a frictional coefficient of a substrate undergoing polishing is described. A polishing pad assembly includes a polishing layer including a polishing...
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7501346 |
Gallium and chromium ions for oxide rate enhancement
The invention provides a chemical-mechanical polishing composition comprising silica, a compound in an amount sufficient to provide about 0.2 mM to about 10 mM of a metal cation selected from the...
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7497764 |
Method and apparatus for ultrasonic machining
A method for machining a component. The method includes providing a machining apparatus configured to induce vibrations such that a vibration direction of the machining apparatus is substantially...
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7494519 |
Abrasive agglomerate polishing method
Provided is a method of polishing comprising providing a workpiece, providing a fixed abrasive article, providing conditioning particles, and relatively moving the workpiece and the fixed abrasive...
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7494400 |
Manufacturing method for a multilayered gas sensor element
In manufacturing a multilayered gas sensor element which includes a sensor cell for measuring a specific gas concentration in a measured gas, a main body portion including a plurality of laminated...
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7485028 |
Chemical mechanical polishing retaining ring, apparatuses and methods incorporating same
The disclosure is directed to a chemical mechanical polishing retaining ring including a polymer matrix and a filler including polyimide. The chemical mechanical polishing retaining ring has a wear...
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7465218 |
Probe polishing method and probe polishing member
In a probe polishing method, a plurality of probes, which are arranged on a probe card for performing an inspection of electrical characteristics of a target object, are polished by using a...
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7465217 |
CMP conditioner, method for arranging hard abrasive grains for use in CMP conditioner, and process for producing CMP conditioner
Disclosed are CMP conditioners which can suppress microscratching of the surface of a semiconductor substrate and can realize stable CMP conditioner properties. The CMP conditioner according to the...
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7462093 |
Workpiece support method and workpiece support device
There is provided a workpiece support device for use in machining a workpiece including: a securing support unit; and a following support unit. The securing support unit has a securing abutment...
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7442114 |
Methods for silicon electrode assembly etch rate and etch uniformity recovery
Methods for cleaning an electrode assembly, which can be used for etching a dielectric material in a plasma etching chamber after the cleaning, comprise polishing a silicon surface of the electrode...
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7438629 |
In-line sander
An in-line profile sander is disclosed. The in-line profile sander includes a sander housing configured to be grasped by a user. A plurality of interchangeable profile sanding pads can be mounted...
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7435164 |
Grinding method and grinding device
To grind a peripheral surface of a rotated work ( 10 ), by a rotary grindstone ( 22 ) rotated by a wheel spindle 21 , a rotary brush ( 40 ) is mounted to one side of the rotary grindstone ( 22 ),...
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7429367 |
Method for producing improved cerium oxide abrasive particles and compositions including such particles
Provided are methods for manufacturing improved cerium oxide abrasives suitable for forming slurry compositions suitable for CMP processes. The cerium oxide abrasives are produced by the heat...
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7422513 |
Porous abrasive articles with agglomerated abrasives
A bonded abrasive tool, having a structure permeable to fluid flow, comprises sintered agglomerates of a plurality of abrasive grains and a binding material, the binding material being...
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7410411 |
Method of determining the number of active diamonds on a conditioning disk
The invention relates to a method for determining the number of active diamonds on a conditioning disk. In particular, the method comprises (a) contacting a diamond conditioner disk with a hard...
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7402095 |
Method for removing trip hazards in concrete sidewalks
A method for cutting a chamfer on an edge of a concrete slab, the method comprising the steps of: making a generally planar cut, beginning a distance from the edge, with a generally circular,...
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7393269 |
Abrasive filter assembly and methods of making same
An abrasive filter assembly with an integral dust collection system. The abrasive filter assembly comprises a porous element, a first filter media with channels, a second filter media, and an...
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7384438 |
Fused Al2O3-Y2O3-ZrO2 eutectic abrasive particles, abrasive articles, and methods of making and using the same
Fused abrasive particles comprising eutectic material. The fused abrasive particles can be incorporated into abrasive products such as coated abrasives, bonded abrasives, non-woven abrasives, and...
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7374472 |
Method for manufacturing decorative stone
A method of using ultrasonic cutting technology to make a decorative stone includes cutting a stone or other decorative materials into certain positive pieces having various shape by the ultrasonic...
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7354336 |
Abrading tool and method for refurbishing electrical connector pin contacts
An abrading tool for refurbishing pin contacts in situ in an electrical connector is provided. The abrading tool includes a bore defined in a first end for receiving the pin contacts therein and a...
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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...
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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...
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7338349 |
Apparatus and process for cylindrically grinding workpieces
An apparatus for cylindrically grinding workpieces includes a first holding tool ( 100 ) for positioning pre-grinding workpieces ( 40 ) and a second holding tool ( 200 ) for positioning partially...
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7338348 |
Dust collection system for a belt sander
An electrically powered belt sander comprising a housing, a dust flow path defined by the housing, a motor mounted in the housing at a first location and having an output shaft, a fan connectable...
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7335090 |
Substrate processing apparatus and substrate handling method
A substrate processing apparatus includes: a carrier holding unit for holding a carrier which houses a substrate; a substrate holding mechanism for holding a substrate when a predetermined process...
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7332438 |
Methods and systems for monitoring a parameter of a measurement device during polishing, damage to a specimen during polishing, or a characteristic of a polishing pad or tool
Methods and systems for monitoring a parameter of a measurement device during polishing, damage to a specimen during polishing, a characteristic of a polishing pad, or a characteristic of a...
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7331843 |
Substrate polishing method and method of manufacturing semiconductor device
The substrate polishing method of the present invention can be used, in a substrate polishing apparatus having multiple carriers for one polishing pad, for determining a polishing time necessary to...
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7329170 |
Method of producing polishing pad
A method of producing a polishing pad having a polishing layer is characterized in that the polishing layer is produced by a photolithographic method including: forming a sheet molding from a...
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7316600 |
Metal working method to reduce thermal damage
A method for grinding a feature in a work-piece is set forth which includes the step of rotating a grinding wheel about a first axis. The method also includes the step of traversing the rotating...
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7306509 |
Processing device, processing method and method of manufacturing semiconductor device
A CMP apparatus 1 is constructed comprising a wafer chucking mechanism 20 which carries and holds a wafer W, a polishing pad 4 which performs polishing working on the surface of the wafer W...
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7303600 |
Unexpanded perlite ore polishing composition and methods
An unexpanded perlite ore polishing composition is shown. The composition comprises base material having grains of unexpanded perlite ore of a selected distribution of particle sizes which undergo...
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7303461 |
Method of machining airfoils by disc tools
A method for machining a rotor having a disc and a plurality of integral airfoils projecting outwardly from the disc, according to one aspect of the invention, comprises a step of machining each...
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7300479 |
Compositions for abrasive articles
A structured abrasive article, methods of making an abrasive article, and methods of using an abrasive article. The abrasive composites forming the abrasive article have a height of at least 500...
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7300341 |
Dental grinding tool and method for making the same
The present invention provides a dental grinding tool which is unlikely to damage gums and capable of finely shaping a formation part on which a crown is placed, and further provides a method for...
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7297170 |
Method of using abrasive product
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...
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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...
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7294043 |
CMP apparatus and process sequence method
A CMP apparatus and process sequence. The CMP apparatus includes multiple polishing pads or belts and an in-line metrology tool which is interposed between adjacent polishing pads or belts in the...
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7288019 |
Method of changing the surface wettability of polymer materials
The present invention belongs to the field of surface modification of solid materials, specifically relates to a method of changing the surface wettability of polymer materials. The method of the...
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