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7270594 |
Polishing apparatus
A polishing apparatus has a polishing table ( 12 ) with a polishing surface ( 10 ) attached thereon, and a top ring ( 20 ) for pressing a workpiece (W) against the polishing surface ( 10 ). The top...
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7270593 |
Light beam targeting and positioning system for a paint or coating removal blasting system
A blasting system for the removal of coatings or paint from an underlying surface uses an optical device to position the blasting nozzle an appropriate stand-off distance from the surface. The...
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7270592 |
Milling machine
The improved milling machine makes use of individually controlled x-axis, y-axis, and z-axis carriages. These carriages provide positive and precise control of the position of the cutting tools and...
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7270591 |
Electric sander and motor control therefor
A hand held orbital sander has a housing having an electronically commutated motor disposed therein and an orbit mechanism disposed beneath the housing. A motor controller is coupled to the motor....
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7268281 |
Apparatus for abrading a reed used in a musical instrument
An apparatus for abrading a reed for a musical instrument comprises: a base having two top surfaces tilted toward each other and having tapered parallel tracks in its side edge surfaces; and a...
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7267841 |
Method for manufacturing single-sided sputtered magnetic recording disks
An information-storage media is provided that includes:
(a) a substrate disk 312 having first and second opposing surfaces; (b) a first interface layer 304 on the first surface, the...
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7267610 |
CMP pad having unevenly spaced grooves
A chemical mechanical polishing pad ( 100 ) having a circular polishing track ( 124 ) and a concentric center ( 116 ). The polishing pad ( 100 ) includes a polishing layer ( 104 ) having a groove...
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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...
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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...
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7267607 |
Transparent microporous materials for CMP
The invention is directed to a chemical-mechanical polishing pad substrate comprising a microporous closed-cell foam characterized by a narrow pore size distribution in the range of about 0.01...
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7267605 |
Method and apparatus for abrasive recycling and waste separation system
The present invention provides a method of handling abrasive solids materials used in an abrasive cutting procedure which jets a high-pressure abrasive slurry through a nozzle ( 7 ) onto a work...
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7267604 |
Grinding abrasive grains, abrasive, abrasive solution, abrasive solution preparation method, grinding method, and semiconductor device fabrication method
Abrasive grains have mainly grains with a roundness of 0.50 or more and 0.75 or less, where the roundness is defined as the ratio of the circumference of a circle having the same area as that of a...
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7267603 |
Back grinding methods for fabricating an image sensor
Back grinding methods for fabricating an image sensor are disclosed. An example method of back grinding an image sensor comprises: forming a profile anti-deformation film on a micro lens of the...
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7267602 |
Seal assembly manufacturing methods
Finishing a seal assembly as a unit is proposed, which prevents alignment of the end gaps of the annular body and the annular ring of the seal assembly, provides the ability to manufacture the seal...
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7267601 |
Method of producing polishing cloth
A polishing cloth to be produced has a surface layer stacked over a base material. The surface layer is made of a foamed layer and a non-foamed layer, the foamed layer including air bubble cells...
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7267600 |
Polishing apparatus
Apparatus for polishing are provided. An apparatus comprises a fluid controller, a polishing apparatus and a fluid interface membrane. The fluid controller is fluidly coupled to the polishing...
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7266881 |
Method of manufacturing a top portion and a bottom portion for later assembly of a hermitically sealed hard disk drive
A hermetically sealed mobile hard disk drive that combines high storage capacity and performance with low power consumption and portable operation, including an integrated base substrate. One...
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7266880 |
Method of making a monolithic magnetic read-while-write head apparatus
A method for fabricating a multi-track thin-film magnetoresistive tape head with precisely-aligned read/write track-pairs fabricated on a monolithic substrate wafer is provided. The wafer is...
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7264742 |
Method of planarizing a surface
A method for removing at least a portion of a structure, such as a layer, film, or deposit, including ruthenium metal and/or ruthenium dioxide includes contacting the structure with a material...
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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...
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7264542 |
Knife sharpening method and system
A method and system are disclosed. The system may include a device for sharpening a convex edge on the blade of a knife. The device may include a resilient material and a plurality of abrasive...
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7264541 |
Drywall corner sander
An improved drywall corner sander is provided with an elongated body having opposite sides, and a pair of spaced apart braces extending between the sides. An axle is pivotally mounted between the...
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7264540 |
Arrow blade sharpening apparatus
The arrow blade sharpening apparatus is best suited for precision sharpening of arrow blades, Exacto® knife blades, and other like edges which require precision and fine honing. The transparent...
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7264539 |
Systems and methods for removing microfeature workpiece surface defects
Systems and methods for removing microfeature workpiece surface defects are disclosed. A method for processing a microfeature workpiece in accordance with one embodiment includes removing surface...
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7264538 |
Method of removing a coating
A method of removing at least a part of a thermal sprayed wear resistant coating on a gas turbine engine part includes grinding the thermal sprayed wear resistant coating with a superabrasive...
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7264537 |
Methods for monitoring a chemical mechanical planarization process of a metal layer using an in-situ eddy current measuring system
Methods are provided for monitoring a CMP process. An exemplary method comprises generating a plurality of thickness measurements of a metal layer using an in-situ eddy current measuring system....
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7264536 |
Polishing pad with window
A polishing layer of a polishing has a window member with a top surface positioned a predetermined distance below the polishing surface. A transparent layer can be positioned below the polishing...
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7264535 |
Run-to-run control of backside pressure for CMP radial uniformity optimization based on center-to-edge model
During planarization of wafers, the thickness of a layer of a wafer is measured at a number of locations, after the wafer has been planarized by chemical mechanical polishing. The thickness...
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7263763 |
Planarization method for a structure having a first surface for etching and a second surface
A method is provided for planarization of structures which minimizes step heights, reduces process steps, improves cleanliness, and provides increased ease of debond. Structures are placed with...
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7261625 |
Polishing pad
A single-layered polishing pad suitable for chemical mechanical polishing (CMP) of semiconductor wafers, etc., which attains excellent step height reduction and in-plane uniformity and is...
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7261624 |
Protective cover for a hand-held cut-off machine
A protective cover for a cutting wheel of a hand-held cut-off machine driven by an internal combustion engine has a circumferential wall and two opposed sidewalls adjoining the circumferential...
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7261623 |
Wood floor sanding machine
A power sanding machine ( 10 ) has three circumferentially spaced cogged belts ( 40 ) to drive three discs ( 52 ) rotatably mounted to an inner bowl ( 30 ) which is rotatably mounted to a housing (...
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7261622 |
Multiple cutting edged sanding wheel
An improved sanding wheel configured to rotate axially for sanding or polishing milled contours that will provide sharp edges and corners in the workpiece. The preferred sanding wheel has a...
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7261621 |
Pad conditioner for chemical mechanical polishing apparatus
A pad conditioner may include a surface having a first region including a portion having relatively irregular shaped and friable polishing particles, and a second region including a portion having...
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7261620 |
Method and device for reprofiling railway wheels
The present invention relates to a method for reprofiling wheel disks ( 7 ) or brake disks of a railway wheel or wheelset ( 6 ), rotatably mounted in bearing housings ( 9 ), by machining using a...
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7261619 |
Method and apparatus for abrasive recycling and waste separation system
The present invention provides a method of handling abrasive solids materials used in an abrasive cutting procedure which jets a high-pressure abrasive slurry through a nozzle ( 7 ) onto a work...
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7261618 |
Device and method for abrading a wooden barrel
A device for abrading a wooden barrel ( 13 ) includes a robot having elements ( 11, 17, 23 ) for loading a barrel ( 13 ), elements ( 29 a , 29 b , 33 a , 33 b ) for gripping and rotating the barrel...
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7261617 |
Semiconductor wafer regenerating system and method
A semiconductor wafer regenerating system is capable of easily and efficiently removing fabricating patterns formed on a semiconductor wafer to enable reuse of the semiconductor wafer. The system,...
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7261616 |
Magnetorheological polishing devices and methods
A method of polishing an object is disclosed. In one embodiment, the method comprises the steps of creating a polishing zone within a magnetorheological fluid; determining the characteristics of...
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7260887 |
Apparatus for controlling the lapping of a slider based on an amplitude of a readback signal produced from an externally applied magnetic field
The lapping of a slider is controlled based on an amplitude of a readback signal which is produced from an externally applied magnetic field. A lapping plate is used to lap a slider which includes...
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7260884 |
Method of manufacturing a drum assembly associated with video tape machine
A method of manufacturing a drum assembly associated with a digital betacam video tape machine is disclosed. The method includes providing a helical scan drum assembly having a stationary upper...
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7258833 |
High-energy cascading of abrasive wear components
In accordance with the present invention, a method for manufacturing tungsten carbide components is provided. The method includes forming a composite material out of tungsten carbide powder and...
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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...
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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...
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7258602 |
Polishing pad having grooved window therein and method of forming the same
A polishing pad having grooved window therein is provided. The polishing pad comprises a polishing layer and a window, wherein the polishing layer has at least one first groove therein and the...
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7258601 |
Machining apparatus
A machining apparatus, comprising: a mounting member to be rotationally driven; a tool support member mounted on the mounting member; and a fixing member, fixed to the mounting member, for fixing...
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7258600 |
Vacuum-assisted pad conditioning system
A method and apparatus for conditioning polishing pads that utilize an apertured conditioning disk for introducing operation-specific slurries, without the need for additional tooling, platens, and...
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7258599 |
Polishing machine, workpiece supporting table pad, polishing method and manufacturing method of semiconductor device
A pedestal pad (workpiece supporting table pad) is arranged on the top of a pedestal (workpiece supporting table) for temporarily placing and holding a pre-polished or post-polished wafer...
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7258598 |
Polishing solution supply system, method of supplying polishing solution, apparatus for and method of polishing semiconductor substrate and method of manufacturing semiconductor device
A first supply unit sprays and supplies abrasive slurry containing abrasive grains into a mixing unit. A second supply unit sprays and supplies additive into the mixing unit. A third supply unit...
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7258597 |
Subsea abrasive jet cutting system and method of use
An apparatus for cutting a material underwater is disclosed where the apparatus uses a mixture of abrasive material in a non-aspirated suspension mixed with a high pressure fluid, e.g. seawater. It...
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