Patents
Patents for B24B 49 - Measuring or gauging equipment for controlling the feed movement of the grinding tool or work; Arrangements of indicating or measuring equipment, e.g. for indicating the start of the grinding operation (8,827)
08/2000
08/22/2000US6106662 Method and apparatus for endpoint detection for chemical mechanical polishing
08/22/2000US6106378 Carrier head with a flexible membrane for a chemical mechanical polishing system
08/22/2000US6106373 Multi-task grinding wheel machine
08/22/2000US6106369 Polishing system
08/22/2000US6106365 Method and apparatus to control mounting pressure of semiconductor crystals
08/17/2000WO2000035631B1 Method and grinding machine for controlling the process during rough grinding of a workpiece
08/16/2000EP1027576A1 Method and apparatus for modeling substrate reflectivity during chemical mechanical polishing
08/16/2000EP0800439B1 Checking device for a microfinishing machine tool
08/16/2000CN1055421C Rolling mill with on-line roller grinding device and rotary grinding apparatus
08/15/2000US6102785 Polishing apparatus for optical fibers having a pressure transducer and a magnetically attached leveling device
08/15/2000US6102776 Apparatus and method for controlling polishing of integrated circuit substrates
08/15/2000US6102775 Film inspection method
08/10/2000WO2000045993A1 Wafer holder and polishing device
08/10/2000WO1999047883A3 Head, apparatus and method for the linear dimension checking of mechanical pieces
08/09/2000EP1025954A2 Apparatus and methods of substrate polishing
08/09/2000EP1024925A1 A polishing apparatus for forming aspheric surfaces
08/08/2000US6099386 Control device for maintaining a chemical mechanical polishing machine in a wet mode
08/08/2000US6099384 Side-shifting measurement device for a grinding machine
08/08/2000US6098452 Machine control gage system performing roughness and roundness measuring functions
08/03/2000DE19903842A1 Workpiece grinding method involves comparing thickness of ground tool with desired value, setting grinding distance between grinding body and unground tool accordingly
08/01/2000US6095898 Process and device for polishing semiconductor wafers
08/01/2000US6095897 Grinding and polishing machines
07/2000
07/27/2000DE19913163C1 Double surface grinding machine has two concentric grinding discs and independent adjustment of discs in axial direction, and includes tool holder with alignment tools for both discs
07/26/2000EP1022093A2 Endpoint detection with light beams of different wavelenghts
07/26/2000EP1021272A1 Apparatus for machining workpieces
07/25/2000US6093651 Polish pad with non-uniform groove depth to improve wafer polish rate uniformity
07/25/2000US6093089 Apparatus for controlling uniformity of polished material
07/25/2000US6093085 Apparatuses and methods for polishing semiconductor wafers
07/25/2000US6093081 Polishing method and polishing apparatus using the same
07/25/2000US6093080 Polishing apparatus and method
07/19/2000EP1019219A1 Measuring device on a machine for machining workpieces with cutting teeth, especially saw blades
07/19/2000EP1019218A1 Sharpening of fittings
07/19/2000EP1019215A1 Machine for machining workpieces with cutting teeth, especially saw blades
07/18/2000US6089957 Method of grinding eyeglass len, and eyeglass lens grinding apparatus
07/18/2000US6088924 Machine for grinding a cylindrical piece in orbital motion
07/12/2000EP1018400A2 Planarization apparatus and method
07/11/2000US6086460 Method and apparatus for conditioning a polishing pad used in chemical mechanical planarization
07/11/2000US6086453 Wafer Pattern imaging apparatus
07/11/2000US6086452 Method of high speed centrifugal run-out grinding of a pneumatic tire
07/05/2000EP1017090A1 Semiconductor wafer polishing device
07/05/2000EP1015174A1 Machining apparatus and method
07/04/2000US6083089 Method and apparatus for chemical mechanical polishing
07/04/2000US6083082 Spindle assembly for force controlled polishing
07/04/2000US6083081 Lapping control sensor for magnetoresistive effect head, lapping control method using the sensor and manufacturing method of the sensor
06/2000
06/29/2000WO2000037909A1 Sensor for determining the temperature in the contact zone situated between two bodies which can move in relation to one another, especially between a grinding wheel and a workpiece
06/29/2000DE19858792A1 Sensor zur Bestimmung der Temperatur in der Kontaktzone zwischen zwei relativ zueinander bewegbaren Körpern, insbesondere einer Schleifscheibe und einem Werkstück Sensor for determining the temperature in the contact zone between two relatively movable bodies, in particular a grinding wheel and a workpiece
06/29/2000DE19857364A1 Verfahren und Schleifmaschine zur Prozeßführung beim Schälschleifen eines Werkstückes Process and grinding machine for process control in the peel grinding a workpiece
06/28/2000EP1011921A1 Apparatus for grinding surfaces
06/27/2000US6080049 Wafer polishing apparatus
06/27/2000US6080041 Compact motorized table saw
06/27/2000US6080040 Wafer carrier head with inflatable bladder and attack angle control for polishing
06/27/2000US6080039 Table drive for multi-axis machine tool
06/22/2000WO2000036543A1 Grinding wheel system
06/22/2000WO2000035631A1 Method and grinding machine for controlling the process during rough grinding of a workpiece
06/20/2000US6077783 Method and apparatus for detecting a polishing endpoint based upon heat conducted through a semiconductor wafer
06/20/2000US6077452 Optical techniques of measuring endpoint during the processing of material layers in an optically hostile environment
06/20/2000US6077385 Polishing apparatus
06/20/2000US6077155 Polishing device and correcting method therefor
06/20/2000US6077151 Temperature control carrier head for chemical mechanical polishing process
06/20/2000US6077147 Chemical-mechanical polishing station with end-point monitoring device
06/20/2000US6077146 Method of correcting a taper in a grinding machine, and apparatus for the same
06/14/2000CN1256187A Apparatus and method for working concentric machine
06/13/2000US6075606 Endpoint detector and method for measuring a change in wafer thickness in chemical-mechanical polishing of semiconductor wafers and other microelectronic substrates
06/13/2000US6074517 Method and apparatus for detecting an endpoint polishing layer by transmitting infrared light signals through a semiconductor wafer
06/13/2000US6074287 Semiconductor wafer polishing apparatus
06/13/2000US6074280 Eyeglass lens grinding apparatus and a method of grinding an eyeglass
06/13/2000US6074277 Polishing apparatus
06/13/2000US6074276 Polishing apparatus
06/13/2000US6074275 Polishing system and method of control of same
06/07/2000EP1005956A2 Grinding machine spindle flexibly attached to platform
06/07/2000EP1005955A2 Grinding machine spindle flexibly attached to platform
06/07/2000EP1005626A1 Method and apparatus for detecting the endpoint in chemical-mechanical polishing of semiconductor wafers
06/06/2000US6071818 Endpoint detection method and apparatus which utilize an endpoint polishing layer of catalyst material
06/06/2000US6071177 Method and apparatus for determining end point in a polishing process
05/2000
05/31/2000CN1254922A Apparatus and method for machining slide blocks, and loading device and auxiliary for machining slide blocks
05/30/2000US6069771 Gimbal micropositioning device
05/30/2000US6068549 Structure and method for three chamber CMP polishing head
05/30/2000US6068545 Workpiece surface processing apparatus
05/30/2000US6068540 Polishing device and polishing cloth for semiconductor substrates
05/30/2000US6068539 Wafer polishing device with movable window
05/30/2000US6067721 Apparatus for checking the diameter of crankpins rotating with an orbital motion
05/24/2000EP1001865A1 Method and apparatus for endpoint detection for chemical mechanical polishing
05/24/2000EP1001864A1 A carrier head with local pressure control for a chemical mechanical polishing apparatus
05/23/2000US6066266 In-situ chemical-mechanical polishing slurry formulation for compensation of polish pad degradation
05/23/2000US6066230 Planarization method, workpiece measuring method, and surface planarization apparatus having a measuring device
05/18/2000WO2000027585A1 Method and apparatus for conditioning a polishing pad used in chemical mechanical planarization
05/18/2000DE19953847A1 Wafer polishing device has a holder head for pressing the wafer against a rotating tensioning plate to polish the wafer
05/17/2000EP1000706A2 Grinding machine spindle flexibly attached to platform
05/16/2000US6062949 Polishing amount control system and method for same
05/16/2000US6062948 Apparatus and method for gauging a workpiece
05/11/2000WO2000026613A1 Optical monitoring of radial ranges in chemical mechanical polishing a metal layer on a substrate
05/11/2000WO2000026609A2 Method and apparatus for measuring substrate layer thickness during chemical mechanical polishing
05/11/2000WO2000025983A1 Use of zeta potential during chemical mechanical polishing for end point detection
05/11/2000WO2000025982A1 Apparatus and method for performing end point detection on a linear planarization tool
05/10/2000EP0853527B1 Device for measuring or checking an orbitally mobile cylindrical part during machining thereof
05/09/2000US6059921 Chemical mechanical polishing apparatus and a polishing cloth for a chemical mechanical polishing apparatus
05/09/2000US6059636 Wafer polishing apparatus
05/03/2000EP0918589B1 Machine for machining workpieces with cutting teeth, in particular saw blades
05/03/2000CN1251791A Chemically mechanical polishing apparatus
05/02/2000US6057068 Method for determining the efficiency of a planarization process
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