ClassID:

44858

B24B49/18 - CPC Classification

Classification description:

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 taking regard of the presence of dressing tools

Sub-classes:
Recent Application in this class:
#1
20250332684
2025-10-30

PROCESS CONTROL METHOD AND APPARATUS

#2
20250296196
2025-09-25

POLISHING APPARATUS AND POLISHING METHOD

#3
20250178158
2025-06-05

SUBSTRATE POLISHING METHOD AND SUBSTRATE POLISHING APPARATUS

#4
20250114907
2025-04-10

METHOD FOR CALIBRATING A DRESSING SPINDLE OF A MACHINE TOOL

#5
20240025013
2024-01-25

APPARATUS AND METHOD FOR POLISHING OBJECTS USING THIN FILM OF SLURRY

#6
20230364740
2023-11-16

GRINDING APPARATUS

#7
20230264317
2023-08-24

Chemical mechanical polishing apparatus and method

#8
20230256561
2023-08-17

METHOD OF CHEMICAL MECHANICAL POLISH OPERATION AND CHEMICAL MECHANICAL POLISHING SYSTEM

#9
20220395954
2022-12-15

Prognostic and health management system for precision ball grinding machines

#10
20220314396
2022-10-06

DETERMINING METHOD AND WRITING METHOD

#11
20220219285
2022-07-14

Chemical mechanical polishing method

#12
20210094148
2021-04-01

PLUNGE DRESSING METHODS AND SYSTEMS FOR PRODUCING A GRINDING WHEEL FOR SPIRAL-BEVEL AND HYPOID GEAR MANUFACTURE

#13
20200290139
2020-09-17

Sample preparation saw

#14
20200269384
2020-08-27

Method for CMP pad conditioning

#15
20200254585
2020-08-13

Method of monitoring a dressing process and polishing apparatus

#16
20200147755
2020-05-14

Single-point diamond dresser for grinding wheel based on acoustic emission online monitoring

#17
20200070307
2020-03-05

Chemical mechanical planarization system and a method of using the same

#18
20190344368
2019-11-14

Method for machining bevel gears using an eccentrically-moved dressable cup grinding wheel

#19
20190262917
2019-08-29

Sample preparation saw

#20
20190224808
2019-07-25

Polishing apparatus

#21
20190160625
2019-05-30

System, control method and apparatus for chemical mechanical polishing

#22
20190152016
2019-05-23

Chemical mechanical polishing apparatus and method

#23
20190091831
2019-03-28

Centerless grinding apparatus and work grinding condition monitoring method

#24
20180345454
2018-12-06

Calibration method and non-transitory computer-readable storage medium storing a program of calibration

#25
20180297170
2018-10-18

Apparatus and method for CMP pad conditioning

#26
20180099377
2018-04-12

Processing apparatus and processing method for workpiece

#27
20180093363
2018-04-05

Substrate polishing apparatus

#28
20180043503
2018-02-15

Method and grinding machine for grinding grooved workpieces

#29
20180021920
2018-01-25

Method of monitoring a dressing process and polishing apparatus

#30
20180015590
2018-01-18

CMP apparatus having polishing pad surface property measuring device

#31
20170341204
2017-11-30

Method for raising polishing pad and polishing method

#32
20170252889
2017-09-07

POLISHING APPARATUS

#33
20170190018
2017-07-06

Method of polishing work and method of dressing polishing pad

#34
20170157734
2017-06-08

Polishing method and apparatus

#35
20170106488
2017-04-20

Centerless grinding machine

#36
20160250735
2016-09-01

Polishing apparatus

#37
20160207162
2016-07-21

Method and apparatus for monitoring a polishing surface of a polishing pad used in polishing apparatus

#38
20160199964
2016-07-14

Method for dressing polishing pads

#39
20160199963
2016-07-14

Method for compensating temperature-induced deviations in a grinding machine and machine being equipped corresondingly

#40
20160158911
2016-06-09

Method and apparatus for conditioning a polishing pad

#41
20150314416
2015-11-05

Method and apparatus for monitoring a polishing surface of a polishing pad used in polishing apparatus

#42
20150217426
2015-08-06

Saw blade sharpening apparatus

#43
20150140900
2015-05-21

CMP apparatus

#44
20150099424
2015-04-09

Polishing method

#45
20150017881
2015-01-15

Method of grinding spring ends and spring end grinding machine

#46
20140256224
2014-09-11

Method for ascertaining topography deviations of a dressing tool in a grinding machine

#47
20140213157
2014-07-31

Polishing method and apparatus

#48
20140065931
2014-03-06

Method of monitoring a dressing process and polishing apparatus

#49
20130217306
2013-08-22

CMP Groove Depth and Conditioning Disk Monitoring

#50
20130017761
2013-01-17

Method for detecting and/or preventing grind burn

#51
20120315829
2012-12-13

Method and apparatus for conditioning a polishing pad

#52
20120309271
2012-12-06

Method for dressing a tool

#53
20120309267
2012-12-06

Method and apparatus for monitoring a polishing surface of a polishing pad used in polishing apparatus

#54
20120302064
2012-11-29

Fabrication method of semiconductor device and chemical mechanical polishing apparatus

#55
20120270477
2012-10-25

MEASUREMENT OF PAD THICKNESS AND CONTROL OF CONDITIONING

#56
20120252317
2012-10-04

Method of making barrel-shaped worm-like tool

#57
20120071065
2012-03-22

Polishing apparatus

#58
20120064800
2012-03-15

Polishing apparatus

#59
20120053721
2012-03-01

Feedback control of a chemical mechanical polishing device providing manipulation of removal rate profiles

#60
20120028543
2012-02-02

Grinding method for grinding a workpiece using a grinding wheel

#61
20110171885
2011-07-14

Method for shape modification of polishing pad

#62
20110136408
2011-06-09

Method for detecting and/or preventing grind burn

#63
20100197197
2010-08-05

Polishing pad thickness measuring method and polishing pad thickness measuring device

#64
20100035525
2010-02-11

In-situ performance prediction of pad conditioning disk by closed loop torque monitoring

#65
20090318060
2009-12-24

Closed-loop control for effective pad conditioning

#66
20090280721
2009-11-12

Configuring of lapping and polishing machines

#67
20090191797
2009-07-30

Polishing apparatus

#68
20090170406
2009-07-02

Wafer production method

#69
20090112355
2009-04-30

Device and Method for Dressing Cutting Tools

#70
20080311834
2008-12-18

System and method for cleaning a conditioning device

#71
20080287043
2008-11-20

Polishing apparatus

#72
20080186511
2008-08-07

Polishing pad surface shape measuring instrument, method of using polishing pad surface shape measuring instrument, method of measuring apex angle of cone of polishing pad, method of measuring depth of groove of polishing pad, CMP polisher, and method of manufacturing semiconductor device

#73
20080133163
2008-06-05

Dynamic metrology schemes and sampling schemes for advanced process control in semiconductor processing

#74
20080109089
2008-05-08

Dynamic metrology schemes and sampling schemes for advanced process control in semiconductor processing

#75
20080070479
2008-03-20

Polishing apparatus

#76
20070102116
2007-05-10

Feedback control of chemical mechanical polishing device providing manipulation of removal rate profiles

#77
20060260745
2006-11-23

Polishing pad surface shape measuring instrument, method of using polishing pad surface shape measuring instrument, method of measuring apex angle of cone of polishing pad, method of measuring depth of groove of polishing pad, CMP polisher, and method of manufacturing semiconductor device

#78
20060228995
2006-10-12

Systems and methods for monitoring characteristics of a polishing pad used in polishing micro-device workpieces

#79
20060172663
2006-08-03

Surface polishing method and apparatus thereof

#80
20060009129
2006-01-12

Feedforward and feedback control for conditioning of chemical mechanical polishing pad

#81
20050208879
2005-09-22

Control of chemical mechanical polishing pad conditioner directional velocity to improve pad life

#82
20050164606
2005-07-28

Chemical mechanical planarization process control utilizing in-situ conditioning process

#83
20050032461
2005-02-10

Systems and methods for monitoring characteristics of a polishing pad used in polishing micro-device workpieces

#84
20050026546
2005-02-03

Systems and methods for monitoring characteristics of a polishing pad used in polishing micro-device workpieces

#85
20050026545
2005-02-03

Systems and methods for monitoring characteristics of a polishing pad used in polishing micro-device workpieces