ClassID:

121372

C30B31/22 - CPC Classification

Classification description:

Diffusion or doping processes for single crystals or homogeneous polycrystalline material with defined structure; Apparatus therefor; Doping by irradiation with electromagnetic waves or by particle radiation by ion-implantation

Recent Application in this class:
#1
20260122945
2026-04-30

MANUFACTURING PROCESS FOR VERTICAL GaN-BASED MICROELECTRONIC DEVICES

#2
20260071351
2026-03-12

LARGE DIAMETER SILICON CARBIDE WAFERS

#3
20260071350
2026-03-12

LARGE DIAMETER SILICON CARBIDE WAFERS

#4
20260068553
2026-03-05

Ion Beam-Induced Epitaxial Crystallization on an Integrated Processing Architecture

#5
20260027806
2026-01-29

COMPOSITE SUBSTRATE FOR TRANSFERRING SiC SINGLE CRYSTAL, METHOD FOR MANUFACTURING COMPOSITE SUBSTRATE FOR TRANSFERRING SiC SINGLE CRYSTAL, AND METHOD FOR MANUFACTURING SiC BONDED SUBSTRATE

#6
20260011557
2026-01-08

METHOD FOR PRODUCING A SEMICONDUCTOR BODY, SEMICONDUCTOR BODY AND POWER SEMICONDUCTOR DEVICE

#7
20250259842
2025-08-14

COMPOUND SEMICONDUCTOR AND MANUFACTURING METHOD OF COMPOUND SEMICONDUCTOR

#8
20250230578
2025-07-17

Systems and Methods for Substituent Doping of Diamonds

#9
20250223720
2025-07-10

DIAMOND COMPOSITE BODY, SUBSTRATE, DIAMOND, TOOL INCLUDING DIAMOND, AND METHOD FOR MANUFACTURING DIAMOND

#10
20250137168
2025-05-01

METHOD FOR THE FABRICATION OF P-TYPE Ga2O3 BY PHOSPHORUS ION IMPLANTATION

#11
20250112043
2025-04-03

LOW ENERGY TREATMENT TO PASSIVATE SiC SUBSTRATE DEFECTS

#12
20250092567
2025-03-20

SILICON CARBIDE HETEROJUNCTION NORMALLY-OFF HIGH-ELECTRON-MOBILITY TRANSISTOR AND METHOD FOR PREPARING THE SAME

#13
20240417882
2024-12-19

SEED SUBSTRATE FOR EPITAXIAL GROWTH AND METHOD FOR PRODUCING SAME, AND SEMICONDUCTOR SUBSTRATE AND METHOD FOR PRODUCING SAME

#14
20240352622
2024-10-24

LARGE DIAMETER SILICON CARBIDE WAFERS

#15
20240328032
2024-10-03

SUPPORT PLATE, SUPPORT TOOL, AND METHOD FOR MANUFACTURING SEMICONDUCTOR SUBSTRATE

#16
20240309554
2024-09-19

SINGLE CRYSTAL DIAMOND COMPONENT AND METHOD FOR PRODUCING

#17
20240304460
2024-09-12

PROCESS FOR PRODUCING ROLLS AND MEMBRANES OF SUBMICROMETRIC THICKNESS OF GA2O3 BY ION IMPLANTATION

#18
20240297069
2024-09-05

COMPOSITE SUBSTRATE AND PREPARATION METHOD THEREOF, AND SEMICONDUCTOR DEVICE STRUCTURE

#19
20240241166
2024-07-18

SOLID STATE ELECTRIC FIELD SENSOR

#20
20240141552
2024-05-02

SEED SUBSTRATE FOR EPITAXIAL GROWTH USE AND METHOD FOR MANUFACTURING SAME, AND SEMICONDUCTOR SUBSTRATE AND METHOD FOR MANUFACTURING SAME

#21
20240011193
2024-01-11

SUBSTRATES FOR OPTOELECTRONIC DEVICES AND METHODS OF MANUFACTURING SAME

#22
20230411151
2023-12-21

METHOD FOR PRODUCING A SUBSTRATE FOR THE EPITAXIAL GROWTH OF A LAYER OF A GALLIUM-BASED III-N ALLOY

#23
20230411140
2023-12-21

METHOD FOR PRODUCING A SUBSTRATE FOR EPITAXIAL GROWTH OF A GALLIUM-BASED III-N ALLOY LAYER

#24
20230340694
2023-10-26

SUBSTRATE FOR GROUP-III NITRIDE EPITAXIAL GROWTH AND METHOD FOR PRODUCING THE SAME

#25
20230317761
2023-10-05

EPITAXIAL SILICON WAFER, METHOD FOR PRODUCING SAME, AND METHOD FOR PRODUCING SEMICONDUCTOR DEVICE

#26
20230260841
2023-08-17

Method for producing a composite structure comprising a thin layer of monocrystalline sic on a carrier substrate of polycrystalline SiC

#27
20230257905
2023-08-17

LARGE-DIAMETER SUBSTRATE FOR GROUP-III NITRIDE EPITAXIAL GROWTH AND METHOD FOR PRODUCING THE SAME

#28
20230197435
2023-06-22

Method for manufacturing a composite structure comprising a thin layer made of monocrystalline sic on a carrier substrate made of SiC

#29
20230193511
2023-06-22

METHOD FOR TRANSFERRING A USEFUL LAYER OF CRYSTALLINE DIAMOND ONTO A SUPPORTING SUBSTRATE

#30
20230160102
2023-05-25

Method for manufacturing a composite structure comprising a thin layer made of monocrystalline SiC on a carrier substrate made of SiC

#31
20230145652
2023-05-11

METHOD FOR ON-SILICON INTEGRATION OF A COMPONENT III-V AND ON-SILICON INTEGRATED COMPONENT III-V

#32
20230066135
2023-03-02

SEMICONDUCTOR DEVICE

#33
20220364268
2022-11-17

METHOD OF GENERATING A DETERMINISTIC COLOR CENTER IN A DIAMOND

#34
20220011647
2022-01-13

Wavelength conversion element and method for producing same

#35
20210301419
2021-09-30

Method for producing GaN laminate substrate having front surface which is Ga polarity surface

#36
20210230766
2021-07-29

Diamond composite body, substrate, diamond, tool including diamond, and method for manufacturing diamond

#37
20210198804
2021-07-01

Large diameter silicon carbide wafers

#38
20210111076
2021-04-15

Method for producing GaN layered substrate

#39
20210013317
2021-01-14

Epitaxial structure of N-face group III nitride, active device, and method for fabricating the same with integration and polarity inversion

#40
20200251580
2020-08-06

Semiconductor devices with superjunction structures

#41
20200227262
2020-07-16

Crystal laminate, semiconductor device and method for manufacturing the same

#42
20200224332
2020-07-16

Method of separating a film from a main body of a crystalline object

#43
20200219983
2020-07-09

Nitride semiconductor laminate, semiconductor device, method of manufacturing nitride semiconductor laminate, method of manufacturing nitride semiconductor free-standing substrate and method of manufacturing semiconductor device

#44
20200181800
2020-06-11

Method of manufacturing diamond, diamond, diamond composite substrate, diamond joined substrate, and tool

#45
20190244814
2019-08-08

Method for manufacturing silicon carbide epitaxial substrate and method for manufacturing semiconductor device

#46
20190043971
2019-02-07

Method for manufacturing semiconductor devices with superjunction structures

#47
20190035909
2019-01-31

Method for manufacturing a power semiconductor device having a reduced oxygen concentration

#48
20180361713
2018-12-20

Sapphire composite base material and method for producing the same

#49
20180350933
2018-12-06

Epitaxial structure of N-face group III nitride, active device, and method for fabricating the same with integration and polarity inversion

#50
20180350612
2018-12-06

Methods of planarizing SiC surfaces

#51
20180233358
2018-08-16

Method for manufacturing silicon-carbide semiconductor element

#52
20180175283
2018-06-21

Method for producing composite wafer having oxide single-crystal film

#53
20170320144
2017-11-09

Composite diamond body and composite diamond tool

#54
20170233890
2017-08-17

Diamond composite body, substrate, diamond, tool including diamond, and method for manufacturing diamond

#55
20170233889
2017-08-17

Method of manufacturing diamond, diamond, diamond composite substrate, diamond joined substrate, and tool

#56
20170213918
2017-07-27

Semiconductor element, method for manufacturing same, semiconductor substrate, and crystal laminate structure

#57
20170140934
2017-05-18

Semiconductor device manufacturing method and semiconductor device

#58
20170037540
2017-02-09

CONVERSION OF BORON NITRIDE INTO N-TYPE AND P-TYPE DOPED CUBIC BORON NITRIDE AND STRUCTURES

#59
20170037533
2017-02-09

Synthesis and processing of novel phase of boron nitride (Q-BN)

#60
20170037532
2017-02-09

Conversion of carbon into n-type and p-type doped diamond and structures

#61
20170037530
2017-02-09

Synthesis and processing of Q-carbon, graphene, and diamond

#62
20170036917
2017-02-09

Synthesis and processing of pure and NV nanodiamonds and other nanostructures

#63
20170036912
2017-02-09

Synthesis and processing of novel phase of carbon (Q-carbon)

#64
20160348277
2016-12-01

Diamond components for quantum imaging, sensing and information processing devices

#65
20160340801
2016-11-24

Diamond single crystal and production method thereof, and single crystal diamond tool

#66
20160111279
2016-04-21

Method for manufacturing silicon-carbide semiconductor element

#67
20160024646
2016-01-28

Multi-step ion implantation

#68
20160002823
2016-01-07

Method for controlling donor concentration in GaO-based and method for forming ohmic contact

#69
20150294867
2015-10-15

Surface treatment method for single crystal SiC substrate, and single crystal SiC substrate

#70
20150262862
2015-09-17

Method for producing nanocarbon film and nanocarbon film

#71
20150259828
2015-09-17

Epitaxial wafer and method for fabricating the same

#72
20140377938
2014-12-25

Method for producing semiconductor device

#73
20140248472
2014-09-04

Sapphire property modification through ion implantation

#74
20140192467
2014-07-10

Ion implant indicia for cover glass or display component

#75
20140037932
2014-02-06

Diamond sensors, detectors, and quantum devices

#76
20130309475
2013-11-21

Large area deposition and doping of graphene, and products including the same

#77
20130243017
2013-09-19

Laser crystal components joined with thermal management devices

#78
20130068297
2013-03-21

Black Silicon Solar Cell and Its Preparation Method

#79
20130043213
2013-02-21

Method for producing single-crystal diamond movable structure

#80
20130001642
2013-01-03

Monocrystalline substrate including lattice matching atoms in a near surface region and a monocrystalline layer disposed on the substrate

#81
20120147913
2012-06-14

Laser crystal components joined with thermal management devices

#82
20120051996
2012-03-01

Diamond material

#83
20120037925
2012-02-16

Engineered Substrate for Light Emitting Diodes

#84
20110200760
2011-08-18

Method for manufacturing the color controlled sapphire

#85
20110030991
2011-02-10

Large area deposition and doping of graphene, and products including the same

#86
20100252805
2010-10-07

GaN Nanorod Arrays Formed by Ion Beam Implantation

#87
20100248444
2010-09-30

Method for manufacturing SOI substrate

#88
20100244196
2010-09-30

Group III nitride semiconductor composite substrate, group III nitride semiconductor substrate, and group III nitride semiconductor composite substrate manufacturing method

#89
20100206217
2010-08-19

Method for separating surface layer or growth layer of diamond

#90
20100181500
2010-07-22

METHOD AND SYSTEM FOR LOW TEMPERATURE ION IMPLANTATION

#91
20100173475
2010-07-08

Method for improving the quality of a SiC crystal

#92
20100009525
2010-01-14

Method including producing a monocrystalline layer

#93
20090308305
2009-12-17

PROCESS FOR PRODUCING SINGLE-CRYSTAL SUBSTRATE WITH OFF ANGLE

#94
20090133811
2009-05-28

Process for transferring films

#95
20090111247
2009-04-30

Formation method of single crystal semiconductor layer, formation method of crystalline semiconductor layer, formation method of polycrystalline layer, and method for manufacturing semiconductor device

#96
20090047772
2009-02-19

Method for improving the quality of a SiC crystal

#97
20090039358
2009-02-12

SiC crystal semiconductor device

#98
20080087984
2008-04-17

Compound semiconductor modified surface by use of pulsed electron beam and ion implantation through a deposited metal layer

#99
20080026544
2008-01-31

Method for improving the quality of an SiC crystal and an SiC semiconductor device

#100
20070017437
2007-01-25

Grown diamond mosaic separation

#101
20060185581
2006-08-24

Method for producing a semiconductor wafer

#102
20050181210
2005-08-18

Diamond structure separation

#103
20050176217
2005-08-11

Method to fabricate patterned strain-relaxed SiGe epitaxial with threading dislocation density control

#104
20050136627
2005-06-23

Method to reduce crystal defects particularly in group III-nitride layers and substrates