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8137574 |
Processing method of glass substrate, and highly flat and highly smooth glass substrate
The present invention is to provide a processing method for manufacturing a highly flat and highly smooth glass substrate with good productivity. A highly flat and highly smooth glass substrate is...
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8100001 |
Measuring construction and method for measuring tyre data
Measuring construction for measuring use conditions of a tire, configured to be mounted to a support arrangement and provided with a tilting arrangement for tilting and/or adjusting a force on a...
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8079120 |
Method for determining initial burnishing parameters
A method of determining parameters for a burnishing operation includes: using a rolling burnishing element to burnish at least two segments on a selected surface of a material sample, the segments...
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8066547 |
Bridge row tool
A lapping row tool comprising a plurality of bending nodes having a space between adjacent ones of said nodes and each of which has an end surface to manipulate a row of magnetic heads during...
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8041446 |
Post-process sizing control device for grinding machine
A post-process sizing control device is provided with origin compensation means for controlling a size measuring device to measure an actual size of a workpiece portion and for compensating the...
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7930058 |
Nanotopography control and optimization using feedback from warp data
Processing a wafer using a double side grinder having a pair of grinding wheels. Warp data is obtained by a warp measurement device for measuring warp of a wafer as ground by the double side...
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7869896 |
Tangential grinding resistance measuring method and apparatus, and applications thereof to grinding condition decision and wheel life judgment
A tangential grinding resistance measuring method includes obtaining an abrasive grain section area which is at a predetermined infeed depth from the highest top surface of abrasive grains on a...
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7840305 |
Abrasive articles, CMP monitoring system and method
The disclosure relates to abrasive articles useful in chemical-mechanical polishing (CMP), the articles including a substrate with opposite major surfaces, an abrasive material overlaying at least...
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7818080 |
Program writing method of numerical controller, numerical controller and cutting machine controlled thereby
It is one object of the present invention to provide a program writing method of numerical controller, a numerical controller and a cutting machine controlled thereby, achieving the writing of a...
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7643928 |
System and method for controlling the speed of a gas turbine engine
A system and method for controlling the speed of a turbine engine, the turbine engine being operative to provide power to a primary load. When a decrease in the power requirement of the primary...
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7627390 |
Method and apparatus for the free-form optimization of bevel and hypoid gears
Method for the optimization of the surface geometry or of a variable, dependent on this, or variables, dependent on this, of bevel or hypoid gears for their production on a free-form machine which...
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7627389 |
Method and apparatus for the free-form optimization of bevel and hypoid gears
Method for the optimization of the surface geometry or of a variable, dependent on this, or variables, dependent on this, of bevel or hypoid gears for their production on a free-form machine which...
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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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7552630 |
Load wheel drive
A method of positioning a load wheel in a tire uniformity machine to load a tire for testing, the method comprising providing a drive assembly including a drive motor and a drive controller,...
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7448261 |
Method and apparatus for testing rubber tires or solid rubber wheel laboratory samples
An eraser having the capability of absorbing oil or wax as a formulation of more than 50% styrene butadiene rubber (SBR). The eraser is particularly well suited for use in testing tires having oil...
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7434454 |
Method and apparatus for tire uniformity measurement
There is provided a method and a apparatus for measuring tire uniformity. The apparatus comprises a spindle, a rotating drum, a sensor and a computing means. The method comprises the steps of...
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7367865 |
Methods for making wafers with low-defect surfaces, wafers obtained thereby and electronic components made from the wafers
The electronic semiconductor component has a crystalline wafer substrate with an active surface and a semiconductor layer coating the active surface. So that the semiconductor layer has a few...
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7357695 |
Systems and methods for mechanical and/or chemical-mechanical polishing of microfeature workpieces
Systems and methods for polishing microfeature workpieces. In one embodiment, a method includes determining a status of a characteristic of a microfeature workpiece and moving a carrier head and/or...
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7329168 |
Extended Kalman filter incorporating offline metrology
An algorithm uses offline metrology to control a process by passing information from an outer control loop to an inner control loop, extended Kalman filter estimator. The inner control loop...
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7287316 |
Lapping monitor device, system and method
A lapping monitor element that is juxtaposed with a magnetic transducer element having a magnetoresistance effect film to determine the lapping position upon lapping the element height of the...
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7206172 |
Electrical lapping guide embedded in a shield of a magnetic head
An electrical lapping guide (ELG) incorporated into a shield of a magnetic head for measuring lapping process during construction of the magnetic head.
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7182882 |
Method of improving chemical mechanical polish endpoint signals by use of chemical additives
A method for buffering a chemical mechanical polish chemical slurry is disclosed. Buffering the slurry reduces buildup of local acidic areas at the interface between the polished metal and the...
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7055379 |
Method and apparatus for checking the uniformity of a pneumatic tire
In a method and apparatus for checking the uniformity of a pneumatic tire of a vehicle wheel, first and second unbalance measuring operations are performed to determine unbalance vectors of the...
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7016799 |
Apparatus and method for checking the machining process of a machine tool
An apparatus and a method are provided for checking a machining process of a machine tool, for example a grinding machine, to obtain information about the quantity of a material removed and the...
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6971944 |
Method and control system for improving CMP process by detecting and reacting to harmonic oscillation
A method and control system for detecting harmonic oscillation in a chemical mechanical polishing process and reacting thereto, such as by taking steps to at least one of: 1) reduce or eliminate...
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6951624 |
Method and apparatus of arrayed sensors for metrological control
A system for processing a wafer is provided. The system includes a chemical mechanical planarization (CMP) tool. The CMP tool includes a wafer carrier defined within a housing. A carrier film is...
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6921317 |
Automated lapping system
An automated lapping system is provided for lapping a work product using a robot. Because the robot can apply continuous consistent pressure that far exceeds the capabilities of a human operator,...
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6752573 |
Machining center
The invention relates to a machining center provided with a workpiece machining tool. Said machine tool comprises: an essentially horizontal working plate (10) which is supported by a machine tool...
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6736696 |
Method of improving uniformity control on wafers during chemical mechanical polishing
A method of improving uniformity control in chemical mechanical polishing (CMP). A CMP apparatus is provided with at least a platen, a polishing pad disposed on the platen and at least a polishing...
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6712668 |
System and method for electropolishing nonuniform pipes
A pipe electropolishing system (10, 10a) for in place polishing of a pipe (28) has provision for detecting the instant position of a cathode (14) within the pipe (28) such as cable marks (52) and...
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6682628 |
Methods and apparatuses for monitoring and controlling mechanical or chemical-mechanical planarization of microelectronic substrate assemblies
Methods and apparatuses for mechanical and/or chemical-mechanical planarization of semiconductor wafers, field emission displays and other microelectronic substrate assemblies. One method of...
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6638138 |
Arrangement of grinding modules with grinding tools in track grinders
An arrangement of grinding modules in a track grinder wherein a radial mismatch in narrow track bend radii can be considered in an exact manner without occurrence of constraining forces, enabling...
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6609948 |
Method of making an electronic lapping guide (ELG) for lapping a read sensor
An electronic lapping guide (ELG) and method of making are provided for precisely lapping a read sensor to a designed air bearing surface (ABS). In the method a sensor material layer is formed on a...
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6568988 |
Chemical mechanical polishing apparatus with stable signals
A chemical mechanical polishing apparatus has a plurality of electric machines for executing mechanical polishing motions, at least two control systems for controlling the mechanical polishing...
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6405146 |
Method of adaptive warm-up of force variation machine
The invention relates to a warm-up cycle for each tire being tested on a force variation machine to stabilize the measurement parameters and optimize the warm-up cycle. The method for cycling each...
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6330488 |
Method for controlling machining process of workpiece
A method for controlling a machining process of a workpiece includes a step of measuring amounts of machining of the workpiece by a plurality of sensors located at different positions on the...
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6170149 |
Magnetoresistive type magnetic head and method of manufacturing the same and apparatus for polishing the same
According to a method of manufacturing a magnetic head, a magnetoresistive device is formed on a substrate, a top end portion of the magnetoresistive device is placed in an external magnetic field,...
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6155909 |
Controlled cleavage system using pressurized fluid
A technique for forming a film of material (12) from a donor substrate (10). The technique has a step of introducing energetic particles (22) in a selected manner through a surface of a donor...
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6050878 |
Processing jig
A processing jig is provided for deforming an object to be processed that is long in one direction into a complicated shape and processing the object with accuracy. The jig comprises: a main body...
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6027397 |
Dual element lapping guide system
A dual element electrical lapping guide system is disclosed for a row of multi-layer dual element magnetoresistive and inductive magnetic transducers formed on a substrate, which will be used to...
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5991698 |
Electrical lap guide data acquisition unit and measurement scheme
A lapping system data acquisition unit is disclosed for use in measuring resistances of multiple resistors embedded in a structure to be machined. Each of multiple independent current sources...
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5947799 |
Automatic lapping control
Method for identifying, monitoring, and controlling the blank frequencies in each separate carrier of a planetary lap machine, based on measuring blank frequency signals via an electrode imbedded...
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5948204 |
Wafer carrier ring method and apparatus for chemical-mechanical planarization
The present invention discloses an improvement on a wafer carrier ring for use in a chemical-mechanical polishing apparatus for uniformly polishing semiconductor wafers. The apparatus comprises of...
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5816890 |
Electrical lap guide wiring configuration
An electrical lap guide (ELG) system and method are disclosed for use in lapping a bar 10 of magnetic transducer carrying sliders to a desired transducer height. A first ELG ELG1 contained within...
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5755612 |
Small foot machining guide for recording heads
An electrical lap guide (ELG) for use in lapping a bar of magnetic transducer carrying sliders to a desired height is disclosed. A first lapped or analog ELG element is positioned in a first dice...
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5738566 |
Lapping guide system, method and article of manufacture
A lapping guide system, method and article of manufacture is disclosed. A method of fabricating a lapping guide for use in conjunction with the machining of a magnetic recording transducer includes...
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5688159 |
Method of and apparatus for automatically polishing a mother blank of sheet copper
A device for automatically polishing a mother blank of sheet copper has a starting sheet auto-stripping line including a delivery device for carrying in mother blanks of sheet copper, a stripping...
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5683287 |
Process and device for deburring and chamfering edges of openings extending through a plate maintaining a bundle of tubes
At least one brush rotatable about an axis parallel to the plate (1) and to a plane containing a row of bearing surfaces (4) of openings (2) of the plate (1), is moved along a rectilinear path (5a,...
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5660579 |
Method and apparatus for forming a grinding wheel
The metal bond wheel forming apparatus includes rotation speed control means 11 for controlling the rotation speed of a grinding wheel 6; energy control means 9 for controlling discharge energy...
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5649849 |
Method and apparatus for realtime monitoring and feedback control of the shape of a continuous planetary polishing surface
A method for interferometrically determining error continuously in the radius of curvature of a planetary polishing surface and for providing compensating correction of the surface shape while the...
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