ClassID:

206987

H01L21/02024 - page 2 - CPC Classification

Classification description:

Processes or apparatus adapted for the manufacture or treatment of semiconductor or solid state devices or of parts thereof; Manufacture or treatment of semiconductor devices or of parts thereof; Preparing wafers; Preparing bulk and homogeneous wafers; Multistep processes; Specific process step Mirror polishing

Recent Application in this class:
#301
20100258528
2010-10-14

Chemical mechanical polishing of silicon carbide comprising surfaces

#302
20100248478
2010-09-30

Method of processing a surface of group III nitride crystal and group III nitride crystal substrate

#303
20100233880
2010-09-16

Chemical mechanical planarization using nanodiamond

#304
20100227532
2010-09-09

METHOD OF SURFACE TREATMENT OF GROUP III NITRIDE CRYSTAL FILM, GROUP III NITRIDE CRYSTAL SUBSTRATE, GROUP III NITRIDE CRYSTAL SUBSTRATE WITH EPITAXIAL LAYER, AND SEMICONDUCTOR DEVICE

#305
20100187540
2010-07-29

Group III nitride substrate, epitaxial layer-provided substrate, methods of manufacturing the same, and method of manufacturing semiconductor device

#306
20100184292
2010-07-22

SYSTEMS, METHODS AND SLURRIES FOR CHEMICAL-MECHANICAL ROUGH POLISHING OF GAAS WAFERS

#307
20100176336
2010-07-15

Systems, methods and solutions for chemical polishing of GaAs wafers

#308
20100163786
2010-07-01

Polishing composition for semiconductor wafer

#309
20100105595
2010-04-29

COMPOSITION COMPRISING CHELATING AGENTS CONTAINING AMIDOXIME COMPOUNDS

#310
20100092366
2010-04-15

WATER-BASED POLISHING SLURRY FOR POLISHING SILICON CARBIDE SINGLE CRYSTAL SUBSTRATE, AND POLISHING METHOD FOR THE SAME

#311
20100090314
2010-04-15

Final polishing method for silicon single crystal wafer and silicon single crystal wafer

#312
20100062601
2010-03-11

METHODS FOR POLISHING ALUMINUM NITRIDE

#313
20100056027
2010-03-04

Method for polishing a semiconductor wafer

#314
20100055908
2010-03-04

Method for producing a semiconductor wafer

#315
20100025623
2010-02-04

Additive for polishing composition

#316
20100019352
2010-01-28

Process for smoothening III-N substrates

#317
20100003821
2010-01-07

Wetting agent for semiconductors, and polishing composition and polishing method employing it

#318
20090325385
2009-12-31

Method for manufacturing silicon wafer

#319
20090317974
2009-12-24

POLISHING COMPOSITION FOR SILICON WAFER, POLISHING COMPOSITION KIT FOR SILICON WAFER AND METHOD OF POLISHING SILICON WAFER

#320
20090298394
2009-12-03

Method of polishing silicon wafer

#321
20090291559
2009-11-26

Stable, high rate silicon slurry

#322
20090278239
2009-11-12

Thin silicon wafer with high gettering ability and production method thereof

#323
20090273060
2009-11-05

Group III nitride crystal and method for surface treatment thereof, group III nitride stack and manufacturing method thereof, and group III nitride semiconductor device and manufacturing method thereof

#324
20090250790
2009-10-08

Nitride semiconductor wafer and method of processing nitride semiconductor wafer

#325
20090215268
2009-08-27

Polishing process for producing damage free surfaces on semi-insulating silicon carbide wafers

#326
20090159845
2009-06-25

POLISHING SLURRY, METHOD OF TREATING SURFACE OF GAXIN1-XASYP1-Y CRYSTAL AND GAXIN1-XASYP1-Y CRYSTAL SUBSTRATE

#327
20090156008
2009-06-18

Polishing Composition and Polishing Method Using The Same

#328
20090142916
2009-06-04

APPARATUS AND METHOD OF MANUFACTURING AN INTEGRATED CIRCUIT

#329
20090137123
2009-05-28

Polishing Composition and Polishing Method

#330
20090130960
2009-05-21

Method For Producing A Semiconductor Wafer With A Polished Edge

#331
20090127501
2009-05-21

Polishing Composition for Silicon Wafer

#332
20090124175
2009-05-14

Double-side polishing method for wafer

#333
20090124060
2009-05-14

Method for manufacturing silicon carbide semiconductor apparatus

#334
20090057840
2009-03-05

WAFER MANUFACTURING METHOD, POLISHING APPARATUS, AND WAFER

#335
20090050897
2009-02-26

Substrate, method of polishing the same, and polishing apparatus

#336
20090045410
2009-02-19

GaN SUBSTRATE AND SEMICONDUCTOR DEVICE PREPARED BY USING METHOD AND APPARATUS OF POLISHING GaN SUBSTRATE

#337
20090042482
2009-02-12

Rough polishing method of semiconductor wafer and polishing apparatus of semiconductor wafer

#338
20090029552
2009-01-29

Method for polishing a substrate composed of semiconductor material

#339
20090011598
2009-01-08

Method of manufacturing semiconductor device including silicon carbide substrate

#340
20080311750
2008-12-18

Polishing composition for semiconductor wafer and polishing method

#341
20080299350
2008-12-04

Method of polishing compound semiconductor substrate, compound semiconductor substrate, method of manufacturing compound semiconductor epitaxial substrate, and compound semiconductor epitaxial substrate

#342
20080263965
2008-10-30

Semiconductor Polishing Composition

#343
20080261401
2008-10-23

Chemical-Mechanical Polishing of Sic Surfaces Using Hydrogen Peroxide or Ozonated Water Solutions in Combination with Colloidal Abrasive

#344
20080237535
2008-10-02

Composition for polishing semiconductor wafer, and method of producing the same

#345
20080194182
2008-08-14

Mechano-chemical polishing method for GaAs wafer

#346
20080176400
2008-07-24

III-V compound semiconductor substrate manufacturing method

#347
20080173843
2008-07-24

Polishing composition and polishing method using the same

#348
20080160788
2008-07-03

Methods for producing smooth wafers

#349
20080153293
2008-06-26

SILICON CARBIDE POLISHING METHOD UTILIZING WATER-SOLUBLE OXIDIZERS

#350
20080153292
2008-06-26

Silicon carbide polishing method utilizing water-soluble oxidizers

#351
20080139089
2008-06-12

Method of polishing hard crystal substrate

#352
20080132032
2008-06-05

Method for manufacturing silicon wafer

#353
20080124930
2008-05-29

METHODS OF RECYCLING A SUBSTRATE INCLUDING USING A CHEMICAL MECHANICAL POLISHING PROCESS

#354
20080115423
2008-05-22

Polishing Composition For Silicon Wafer

#355
20080113509
2008-05-15

Polishing method and polishing device

#356
20080096475
2008-04-24

Polishing Composition and Polishing Method

#357
20080081541
2008-04-03

Rough polishing method of semiconductor wafer and polishing apparatus of semiconductor wafer

#358
20080070483
2008-03-20

Method For Polishing A Semiconductor Wafer And Polished Semiconductor Wafer Producible According To The Method

#359
20080057713
2008-03-06

Silicon carbide polishing method utilizing water-soluble oxidizers

#360
20080057324
2008-03-06

Epitaxial wafer and method of producing same

#361
20080051010
2008-02-28

Polishing composition and polishing method

#362
20080038883
2008-02-14

Method for manufacturing semiconductor device utilizing recrystallized semiconductor film formed on an insulating film

#363
20080026185
2008-01-31

Method for Polishing Silicon Wafer, Method for Producing Silicon Wafer, Apparatus for Polishing Disk-Shaped Workpiece, and Silicon Wafer

#364
20080023800
2008-01-31

Process for smoothening III-N substrates

#365
20070290211
2007-12-20

Bipolar Semiconductor Device and Process for Producing the Same

#366
20070289946
2007-12-20

Method for polishing a substrate surface

#367
20070281484
2007-12-06

Surface treatment method for nitride crystal, nitride crystal substrate, nitride crystal substrate with epitaxial layer and semiconductor device, and method of manufacturing nitride crystal substrate with epitaxial layer and semiconductor device

#368
20070281173
2007-12-06

Silicon carbide semiconductor device

#369
20070261633
2007-11-15

GaN crystal substrate and method of manufacturing the same, and method of manufacturing semiconductor device

#370
20070254401
2007-11-01

Method of processing a surface of group III nitride crystal and group III nitride crystal substrate

#371
20070215280
2007-09-20

Semiconductor surface processing

#372
20070207617
2007-09-06

Polishing agent

#373
20070193686
2007-08-23

Method of manufacturing semiconductor substrate and method of evaluating quality of semiconductor substrate

#374
20070190788
2007-08-16

WAFER REMOVING FORCE REDUCTION ON CMP TOOL

#375
20070186486
2007-08-16

Polishing composition and rinse composition

#376
20070186485
2007-08-16

POLISHING COMPOSITION AND RINSE COMPOSITION

#377
20070158308
2007-07-12

Method for manufacturing single-side mirror surface wafer

#378
20070087667
2007-04-19

Polishing slurries

#379
20070075041
2007-04-05

Polishing slurry, method of treating surface of GaInAsPcrystal and GaInAsPcrystal substrate

#380
20070059935
2007-03-15

Polishing method for semiconductor wafer

#381
20060288929
2006-12-28

Polar surface preparation of nitride substrates

#382
20060283840
2006-12-21

Method of polishing GaN substrate

#383
20060270193
2006-11-30

Semiconductor substrate, method for fabricating the same, and method for fabricating semiconductor device

#384
20060264157
2006-11-23

Wafer polishing apparatus and method for polishing wafers

#385
20060246724
2006-11-02

Method for polishing wafer

#386
20060236922
2006-10-26

Method of surface treatment of group III nitride crystal film, group III nitride crystal substrate, group III nitride crystal substrate with epitaxial layer, and semiconductor device

#387
20060225645
2006-10-12

Three inch silicon carbide wafer with low warp, bow, and TTV

#388
20060196850
2006-09-07

Polishing slurry composition and method of using the same

#389
20060191473
2006-08-31

Method for manufacturing semiconductor device, integrated circuit, electrooptics device, and electronic apparatus

#390
20060180787
2006-08-17

Cerium oxide abrasive and method of polishing substrates

#391
20060151854
2006-07-13

Polishing composition and rinsing composition

#392
20060118524
2006-06-08

CERIUM OXIDE ABRASIVE AND METHOD OF POLISHING SUBSTRATES

#393
20060108325
2006-05-25

Polishing process for producing damage free surfaces on semi-insulating silicon carbide wafers

#394
20060090402
2006-05-04

Polishing composition

#395
20060068681
2006-03-30

Wafer polishing method and apparatus

#396
20060049143
2006-03-09

Polishing composition and polishing method using the same

#397
20060042501
2006-03-02

Polishing liquid

#398
20060040593
2006-02-23

Method for polishing silicon carbide crystal substrate

#399
20060029832
2006-02-09

High surface quality GaN wafer and method of fabricating same

#400
20060011585
2006-01-19

Method for controlling pH during planarization and cleaning of microelectronic substrates

#401
20050236363
2005-10-27

System and methods for polishing a wafer

#402
20050230686
2005-10-20

Silicon carbide semiconductor device and method for manufacturing the same

#403
20050205837
2005-09-22

Polishing composition and polishing method

#404
20050145879
2005-07-07

Nitride semiconductor wafer and method of processing nitride semiconductor wafer

#405
20050106359
2005-05-19

Method of processing substrate

#406
20050085168
2005-04-21

Cerium oxide abrasive and method of polishing substrates

#407
20050059247
2005-03-17

Method for manufacturing SiC substrate

#408
20050020084
2005-01-27

Method of preparing a surface of a semiconductor wafer to make it epiready

#409
20050014455
2005-01-20

Method and pad for polishing wafer

#410
14073602
2016-07-12

Method for creating asymmetrical wafer

#411
12852643
2015-06-23

Extrinsic gettering on semiconductor devices