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Browse by Category: Main > Tools & Hardware
Class Information
Number: 451/44
Name: Abrading > Abrading process > Glass or stone abrading > Edging
Description: Method directed to grinding or polishing a circumferential margin of a workpiece.










Patents under this class:
1 2 3 4 5 6 7

Patent Number Title Of Patent Date Issued
8690640 Complex geographical edge polishing Apr. 8, 2014
8684795 Eyeglass lens processing apparatus Apr. 1, 2014
8658937 Method and apparatus for processing substrate edges Feb. 25, 2014
8641480 Polishing apparatus and polishing method Feb. 4, 2014
8585467 Linear pressure feed grinding with voice coil Nov. 19, 2013
8557134 Accurately monitored CMP recycling Oct. 15, 2013
8556680 Process and apparatus for automatically grinding edges of glass sheets under clean room conditions Oct. 15, 2013
8550874 Glass-plate working machine Oct. 8, 2013
8540551 Glass edge finish system, belt assembly, and method for using same Sep. 24, 2013
8535114 Method for manufacturing a precursor lens for a rim-shaped lens Sep. 17, 2013
8535117 Method and apparatus for polishing a substrate having a grinded back surface Sep. 17, 2013
8460062 Polishing machine for lenses and method for polishing a lens using a machine tool Jun. 11, 2013
8460063 Polishing apparatus Jun. 11, 2013
8449348 Techniques for debris reduction when performing edge deletion on coated articles having temporary protective coatings applied thereto May. 28, 2013
8445360 Method for manufacturing semiconductor device May. 21, 2013
8414355 Substrate processing apparatus Apr. 9, 2013
8414358 Corner bevelling assembly for bevelling corners of glass sheets Apr. 9, 2013
8408971 Grinding assembly for bevelling corners of glass sheets Apr. 2, 2013
8317572 Method for manufacturing a glass substrate for a magnetic disc Nov. 27, 2012
8282443 Automatic machine for grinding the perimetric edge of glass sheets Oct. 9, 2012
8277283 Wafer polishing method and wafer produced thereby Oct. 2, 2012
8241091 Eyeglass lens processing apparatus Aug. 14, 2012
8231430 Wafer production method Jul. 31, 2012
8231433 Polishing method and polishing apparatus Jul. 31, 2012
8221195 Process for grinding dies Jul. 17, 2012
8210905 Wafer polishing device and method Jul. 3, 2012
8187055 Polishing apparatus and polishing method May. 29, 2012
8152598 Substrate treating method and substrate treating apparatus Apr. 10, 2012
8142260 Methods and apparatus for removal of films and flakes from the edge of both sides of a substrate using backing pads Mar. 27, 2012
8109808 Method of surface-finishing glass substrate for magnetic disks and glass substrate for magnetic disks Feb. 7, 2012
8097139 Sensor element, gas sensor, and method of manufacturing the sensor element Jan. 17, 2012
8092278 Reclamation method of semiconductor wafer Jan. 10, 2012
8087973 Slider with leading edge blend and conformal step features Jan. 3, 2012
8082756 Method for improving the edging of an optical article by providing a temporary layer of an organic material Dec. 27, 2011
8066550 Wafer polishing method and apparatus Nov. 29, 2011
8057854 Surface treatment method for coated cutting insert Nov. 15, 2011
8047896 Polishing apparatus, polishing method, and processing apparatus Nov. 1, 2011
8047898 Grinder wheel for liquid crystal display device and method of fabricating liquid crystal display device using the same Nov. 1, 2011
8033893 Grinding method of a disk-shaped substrate and grinding apparatus Oct. 11, 2011
8029333 Device for polishing peripheral edge of semiconductor wafer Oct. 4, 2011
8021212 Apparatus for polishing edge surface of glass substrate for magnetic recording media, and process for producing glass substrate Sep. 20, 2011
8021213 Acrylic polisher Sep. 20, 2011
8016645 Chamfering apparatus for chamfering glass substrates Sep. 13, 2011
8002923 Method of manufacturing glass substrate Aug. 23, 2011
7997957 Process for edging optical lenses Aug. 16, 2011
7988532 Apparatus for fabricating liquid crystal display panels Aug. 2, 2011
7976361 Polishing apparatus and polishing method Jul. 12, 2011
7959492 Disk-shaped substrate inner circumference polishing method Jun. 14, 2011
7806751 Method of manufacturing disk substrate Oct. 5, 2010
7798889 Chamfering apparatus for chamfering glass substrates Sep. 21, 2010

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