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Browse by Category: Main > Tools & Hardware
Class Information
Number: 451/10
Name: Abrading > Precision device or process - or with condition responsive control > With indicating > And feeding of tool or work holder
Description: Subject matter combined with the use of means to relatively move an abrading tool and workpiece gripping means.










Patents under this class:
1 2 3 4 5 6 7 8 9 10 11

Patent Number Title Of Patent Date Issued
7997953 Precision machining method Aug. 16, 2011
7987583 Magnetic head slider testing apparatus and magnetic head slider testing method Aug. 2, 2011
7988528 Apparatus and method for grinding threaded portion of workpiece Aug. 2, 2011
7988531 Grinding machine Aug. 2, 2011
7988532 Apparatus for fabricating liquid crystal display panels Aug. 2, 2011
7985120 Apparatus and method for grinding workpiece Jul. 26, 2011
7980920 Spectacle lens manufacturing method Jul. 19, 2011
7980922 Method and system for controlling chemical mechanical polishing by controllably moving a slurry outlet Jul. 19, 2011
7976358 Polishing apparatus and polishing method Jul. 12, 2011
7967660 Polishing apparatus and polishing method Jun. 28, 2011
7963824 Method of grooving or counter-beveling the periphery of an ophthalmic lens Jun. 21, 2011
7955159 Machining of ceramic materials Jun. 7, 2011
7950981 Precision machining apparatus and precision machining method May. 31, 2011
7927185 Method for assessing workpiece nanotopology using a double side wafer grinder Apr. 19, 2011
7896726 Method and apparatus for removing coatings from a substrate using multiple sequential steps Mar. 1, 2011
7892070 Process of using a polishing apparatus including a platen window and a polishing pad Feb. 22, 2011
7871306 Minimal force air bearing for lapping tool Jan. 18, 2011
7854060 Magnetic head substructure for use for manufacturing a magnetic head Dec. 21, 2010
7854646 Substrate polishing apparatus and substrate polishing method Dec. 21, 2010
7846007 System and method for dressing a wafer polishing pad Dec. 7, 2010
7846006 Dressing a wafer polishing pad Dec. 7, 2010
7837533 Apparatus for processing and measuring workpieces which are provided with cutting teeth Nov. 23, 2010
7828627 O.D. centerless grinding machine Nov. 9, 2010
7780503 Polishing apparatus and polishing method Aug. 24, 2010
7757383 System for lapping a head having an electrical lapping guide (ELG) on a wafer Jul. 20, 2010
7722434 Apparatus for measurement of parameters in process equipment May. 25, 2010
7716811 Method for manufacturing a thin film magnetic head May. 18, 2010
7703193 Methods and apparatus for controlling the lapping of a slider based on an amplitude of a readback signal produced from an externally applied magnetic field Apr. 27, 2010
7699685 Method and apparatus for grinding a workpiece Apr. 20, 2010
7690966 Method and apparatus for detecting planarization of metal films prior to clearing Apr. 6, 2010
7681303 Method for manufacturing a magnetic head slider Mar. 23, 2010
7677954 O.D. centerless grinding machine Mar. 16, 2010
7670206 Substrate polishing apparatus and substrate polishing method Mar. 2, 2010
7666062 Grinding apparatus with magnetic bearings Feb. 23, 2010
7662022 Polishing pad, platen, method of monitoring, method of manufacturing, and method of detecting Feb. 16, 2010
7662023 Double side wafer grinder and methods for assessing workpiece nanotopology Feb. 16, 2010
7645180 Method for finishing a workpiece Jan. 12, 2010
7637799 Substrate production apparatus for producing a substrate for a display device Dec. 29, 2009
7634850 Method of manufacturing magnetic head slider Dec. 22, 2009
7628677 Automated insulation milling machine Dec. 8, 2009
7607967 Substrate processing method and substrate processing apparatus Oct. 27, 2009
7604527 Methods and systems for planarizing workpieces, e.g., microelectronic workpieces Oct. 20, 2009
7601049 Double side wafer grinder and methods for assessing workpiece nanotopology Oct. 13, 2009
7597606 Fabrication process of semiconductor device and polishing method Oct. 6, 2009
7585206 Spool to spool continuous through feed system Sep. 8, 2009
7585204 Substrate polishing apparatus Sep. 8, 2009
7584532 Apparatus for processing a magnetic head slider Sep. 8, 2009
7572169 Advanced finishing control Aug. 11, 2009
7547245 Substrate production apparatus for producing a substrate for a display device Jun. 16, 2009
7544112 Method and apparatus for removing coatings from a substrate using multiple sequential steps Jun. 9, 2009

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