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Class Information
Number: 451/9
Name: Abrading > Precision device or process - or with condition responsive control > With indicating > Of tool or work holder position
Description: Subject matter using or including means to show the location of an abrading tool or workpiece gripping means.
Patents under this class:
| Patent Number |
Title Of Patent |
Date Issued |
| 7601049 |
Double side wafer grinder and methods for assessing workpiece nanotopology |
Oct. 13, 2009 |
| 7585205 |
Substrate polishing apparatus and method |
Sep. 8, 2009 |
| 7572169 |
Advanced finishing control |
Aug. 11, 2009 |
| 7544587 |
Wafer dividing method and wafer dividing apparatus |
Jun. 9, 2009 |
| 7541767 |
Decentralized error response in cam disk axes |
Jun. 2, 2009 |
| 7530879 |
Apparatus for reworking a steel edge of a ski |
May. 12, 2009 |
| 7527544 |
System of using offset gage for CMP polishing pad alignment and adjustment |
May. 5, 2009 |
| 7524232 |
Workpiece centering apparatus and method of centering workpiece |
Apr. 28, 2009 |
| 7507143 |
Truing method for grinding wheel |
Mar. 24, 2009 |
| 7452262 |
Knife sharpeners with improved knife guides |
Nov. 18, 2008 |
| 7438775 |
Lens layout block device |
Oct. 21, 2008 |
| 7438628 |
Device and control unit for belt sanding systems |
Oct. 21, 2008 |
| 7435158 |
Initial position setting method of grinding wheel in vertical double disc surface grinding machine |
Oct. 14, 2008 |
| 7431632 |
Control system and method for processing jewelry and the like |
Oct. 7, 2008 |
| 7422511 |
Element for detecting the amount of lapping having a resistive film electrically connected to the substrate |
Sep. 9, 2008 |
| 7416474 |
Planarization apparatus |
Aug. 26, 2008 |
| 7413499 |
Grinding process and apparatus with arrangement for grinding with constant grinding load |
Aug. 19, 2008 |
| 7412999 |
Label remover |
Aug. 19, 2008 |
| 7377836 |
Versatile wafer refining |
May. 27, 2008 |
| 7354332 |
Technique for process-qualifying a semiconductor manufacturing tool using metrology data |
Apr. 8, 2008 |
| 7347765 |
Honing installation with several work stations |
Mar. 25, 2008 |
| 7331842 |
Contour follower for tool |
Feb. 19, 2008 |
| 7318767 |
Device and method for machine control |
Jan. 15, 2008 |
| 7306849 |
Method and device to clean probes |
Dec. 11, 2007 |
| 7300333 |
Control system and method for processing jewelry and the like |
Nov. 27, 2007 |
| 7278902 |
Enabling location specific burnishing of a disk |
Oct. 9, 2007 |
| 7278901 |
Method and apparatus for measuring abrasion amount and pad friction force of polishing pad using thickness change of slurry film |
Oct. 9, 2007 |
| 7273406 |
Glass treatment system and method |
Sep. 25, 2007 |
| 7270593 |
Light beam targeting and positioning system for a paint or coating removal blasting system |
Sep. 18, 2007 |
| 7258594 |
Method and device for centerless cylindrical grinding |
Aug. 21, 2007 |
| 7258595 |
Polishing apparatus |
Aug. 21, 2007 |
| 7246424 |
Magnetic devices having magnetic features with CMP stop layers |
Jul. 24, 2007 |
| 7241200 |
Control system and method for processing jewelry and the like |
Jul. 10, 2007 |
| 7238082 |
Workpiece headstock |
Jul. 3, 2007 |
| 7235000 |
Methods and systems for conditioning planarizing pads used in planarizing substrates |
Jun. 26, 2007 |
| 7226340 |
Grinding machine |
Jun. 5, 2007 |
| 7207865 |
Apparatus for machining workpieces, in particular workpieces provided with cutting teeth |
Apr. 24, 2007 |
| 7201635 |
Methods and systems for conditioning planarizing pads used in planarizing substrates |
Apr. 10, 2007 |
| 7195543 |
Machine tool with 5 machining axes with a continuous grinding tool profilling system |
Mar. 27, 2007 |
| 7182668 |
Methods for analyzing and controlling performance parameters in mechanical and chemical-mechanical planarization of microelectronic substrates |
Feb. 27, 2007 |
| 7175504 |
Vacuum suction holding apparatus and holding method, polishing apparatus using this holding apparatus, and device manufacturing method using this polishing apparatus |
Feb. 13, 2007 |
| 7163439 |
Methods and systems for conditioning planarizing pads used in planarizing substrates |
Jan. 16, 2007 |
| 7153185 |
Substrate edge detection |
Dec. 26, 2006 |
| 7150674 |
Both-side grinding method and both-side grinding machine for thin disc work |
Dec. 19, 2006 |
| 7121922 |
Method and apparatus for polishing a workpiece surface |
Oct. 17, 2006 |
| 7118448 |
Truing method for grinding wheel, its truing device and grinding machine |
Oct. 10, 2006 |
| 7108579 |
Method and device for polishing |
Sep. 19, 2006 |
| 7108582 |
Polishing machine |
Sep. 19, 2006 |
| 7104870 |
Modified radial motion (MRM) method for modifying lengthwise curvature of face-milling spiral bevel and hypoid gears |
Sep. 12, 2006 |
| 7101257 |
Substrate polishing apparatus |
Sep. 5, 2006 |
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