ClassID:

200020

G21B1/057 - CPC Classification

Classification description:

Thermonuclear fusion reactors with magnetic or electric plasma confinement Tokamaks

Recent Application in this class:
#1
20260120895
2026-04-30

STOCHASTIC MANTLE FOR MAGNETIC FUSION DEVICES AND METHOD OF USE

#2
20260120894
2026-04-30

Physics-Based System to Detect, Forecast, and Inform Avoidance of Disruptions in Fusion Devices

#3
20260094751
2026-04-02

DEMOUNTABLE SOLDER JOINTS FOR COUPLING SUPERCONDUCTING CURRENT PATHS

#4
20260088189
2026-03-26

PLASMA-FACING COMPONENT COOLING

#5
20260066139
2026-03-05

DOUBLE NULL LIQUID METAL DIVERTERS

#6
20260011456
2026-01-08

PHYSICS-BASED SYSTEM TO DETECT, FORECAST, AND INFORM AVOIDANCE OF DISRUPTIONS IN FUSION DEVICES

#7
20250393113
2025-12-25

NEUTRAL BEAM INJECTION POWER FEEDBACK CONTROL METHOD

#8
20250326044
2025-10-23

JOINT AND METHOD OF JOINING

#9
20250273352
2025-08-28

Free Energy

#10
20250266176
2025-08-21

ULTRA-COMPACT HIGH-FIELD SPHERICAL TOKAMAK FOR FUSION ENERGY

#11
20250259756
2025-08-14

LAYERED NEUTRON SHIELDING

#12
20250232886
2025-07-17

POWER SUPPLY MODULE AND POWER SUPPLY SYSTEM

#13
20250226119
2025-07-10

TECHNIQUES FOR ENHANCED CONFINEMENT IN MAGNETIC FUSION DEVICES

#14
20250218608
2025-07-03

LITHIUM HYDRIDE FIRST WALL

#15
20250182913
2025-06-05

HANDLING OF FORCES ON TOKAMAK TOROIDAL FIELD COILS

#16
20250069791
2025-02-27

HIGH TEMPERATURE SUPERCONDUCTOR MAGNET

#17
20250062069
2025-02-20

MULTI-DEGREE-OF-FREEDOM CONDUCTOR AUTOMATIC DEPOSITING SYSTEM FOR TOKAMAK TOROIDAL FIELD COIL WINDING PACKS

#18
20240420853
2024-12-19

High Performance Antenna for Ion Cyclotron Resonance Heating in Fusion Reactors

#19
20240387064
2024-11-21

TECHNIQUES FOR REMOVING A VACUUM VESSEL FROM A TOKAMAK AND RELATED SYSTEMS AND METHODS

#20
20240387063
2024-11-21

TECHNIQUES FOR AUTOMATED MAINTENANCE OF A TOKAMAK AND RELATED SYSTEMS AND METHODS

#21
20240371533
2024-11-07

CENTRAL COLUMN FOR A TOROIDAL FIELD COIL OF A TOKAMAK PLASMA CHAMBER

#22
20240347219
2024-10-17

Whispering gallery mode fusion reactor

#23
20240312645
2024-09-19

Coordinated fueling system and method satisfying thousand-second pulsed plasma discharge

#24
20240290505
2024-08-29

Magnetic confinement fusion reactor

#25
20240289517
2024-08-29

METHOD, DEVICE AND COMPUTER-READABLE STORAGE MEDIUM FOR IMPLEMENTING MAGNETIC CONFINEMENT REACTION

#26
20240266075
2024-08-08

NEUTRON GENERATOR USING SUPERCONDUCTING COILS FOR ELECTROSTATIC HEATING AND MAGNETIC CONFINEMENT

#27
20240242851
2024-07-18

COMPONENTS FOR AN APPARATUS THAT PRODUCES A NEUTRON FLUX

#28
20240203609
2024-06-20

FUSION NUCLEAR REACTOR

#29
20240127972
2024-04-18

PLASMA-FACING COMPONENT COOLING

#30
20240096509
2024-03-21

ELECTROMAGNETIC CONFINEMENT OF PLASMA IN A CONTROLLED FUSION REACTOR

#31
20240087760
2024-03-14

IN-SITU METAL DEPOSITION IN A TOKAMAK

#32
20240062920
2024-02-22

Resonant Pinch Thermonuclear Fusion Reactor

#33
20240038408
2024-02-01

MATERIALS FOR TUNGSTEN BORIDE NEUTRON SHIELDING

#34
20240030616
2024-01-25

Top surface wave antenna of spherical Tokamak

#35
20240030613
2024-01-25

TOKAMAK OUTER ANTENNA

#36
20240029903
2024-01-25

Fusion generator

#37
20240029902
2024-01-25

SYSTEM FOR PRE-STRESSING TOROIDAL FIELD COILS OF A FUSION GENERATOR

#38
20240013933
2024-01-11

Passive Runaway Electron Mitigation Coil

#39
20230343498
2023-10-26

HIGH TEMPERATURE SUPERCONDUCTOR FIELD COIL

#40
20230307149
2023-09-28

SUPERCONDUCTOR ELECTROMAGNET

#41
20230268084
2023-08-24

SIMULATION METHOD FOR ELECTRON TEMPERATURE EVOLUTION CAUSED BY EAST TOKAMAK RADIOFREQUENCY WAVE

#42
20230245792
2023-08-03

INCREASING ENERGY GAIN IN MAGNETICALLY CONFINED PLASMAS BY INCREASING THE EDGE TEMPERATURE: THE SUPER-XT DIVERTOR

#43
20230207171
2023-06-29

Demountable solder joints for coupling superconducting current paths

#44
20230207145
2023-06-29

Machine learning in fusion reactors

#45
20230177233
2023-06-08

SIMULATION METHOD FOR THREE-DIMENSIONAL FULL-SPACE PLASMA RESPONSE IN EAST TOKAMAK

#46
20230106100
2023-04-06

SPHERICAL TOKAMAK WITH HIGH POWER GAIN RATIO

#47
20230030290
2023-02-02

Neutron generator using superconducting coils for electrostatic heating and magnetic confinement

#48
20230025227
2023-01-26

Layered neutron shielding

#49
20230013101
2023-01-19

INBOARD SHAPING USING A MODIFIED SOLENOID

#50
20220384073
2022-12-01

Strain—or magnetic field-based quench detection

#51
20220336114
2022-10-20

DOUBLE NULL LIQUID METAL DIVERTERS

#52
20220281621
2022-09-08

VEHICLE AND METHOD FOR PROPELLING VEHICLE

#53
20220243816
2022-08-04

Metal sealing ring and method of forming a metal-to-metal seal

#54
20220172863
2022-06-02

HIGH TEMPERATURE SUPCONDUCTOR CABLE

#55
20220028591
2022-01-27

High temperature superconductor magnet

#56
20220005614
2022-01-06

Techniques For Cryogenic Radiation Enhancement Of Superconductors And Related Systems And Methods

#57
20210343452
2021-11-04

Alignment of HTS tapes

#58
20210280327
2021-09-09

Liquid sandwich vacuum vessel for magnetic fusion

#59
20210265068
2021-08-26

Double null liquid metal diverters

#60
20210210219
2021-07-08

Anti Matter Fusion Energy Production

#61
20210159383
2021-05-27

HTS magnet sections

#62
20210074475
2021-03-11

Bifilar winding system for manufacture of poloidal field superconducting magnets for nuclear fusion

#63
20210050134
2021-02-18

HTS magnet quench initiation system

#64
20210043333
2021-02-11

CENTRAL COLUMN DESIGNS FOR TOKAMAKS

#65
20200381154
2020-12-03

Central column of toroidal field coil

#66
20200373021
2020-11-26

Double poloidal field coils

#67
20200350083
2020-11-05

Cryogenic radiation enhancement of superconductors

#68
20200343005
2020-10-29

Pulsed merging compression in a spherical tokamak reactor

#69
20200343004
2020-10-29

LOW PRESSURE PLASMA MODE

#70
20200335230
2020-10-22

Toroidal field coil arrangement with central column having exfoliated HTS tapes and return limbs having substrated HTS tapes

#71
20200176132
2020-06-04

Shielding materials for fusion reactors

#72
20200168352
2020-05-28

Machine learning in fusion reactors

#73
20200168350
2020-05-28

Plasma confinement system with outer electrode having liquifiable material and methods for use

#74
20200168349
2020-05-28

Superconducting magnet

#75
20200135343
2020-04-30

Combined neutron shield and solenoid

#76
20200111583
2020-04-09

Nuclear fusion reactor with toroidal superconducting magnetic coils implementing inertial electrostatic heating

#77
20200091702
2020-03-19

Quench protection in superconducting magnets

#78
20200051701
2020-02-13

METHODS AND APPARATUS FOR FACILITATING LOCALIZED NUCLEAR FUSION REACTIONS ENHANCED BY ELECTRON SCREENING

#79
20190392956
2019-12-26

Tokamak with poloidal field coil arrangement for double null merging ignition, method therefor and nuclear fusion reactor with the same

#80
20190378625
2019-12-12

Plasma diagnosis system using multiple-reciprocating-pass Thompson scattering

#81
20190355484
2019-11-21

METHOD FOR LASER-INDUCED EXCITATION OF RADIO FREQUENCY PLASMA AT LOW AIR PRESSURE

#82
20190304611
2019-10-03

Plasma diagnosis system using multiple-path Thomson scattering

#83
20190267171
2019-08-29

CABLE DESIGN IN HTS TOKAMAKS

#84
20190215943
2019-07-11

Microwave plasma spectrometer using dielectric resonator

#85
20190198182
2019-06-27

Methods and apparatus for mitigating plasma disruption in fusion devices

#86
20190139650
2019-05-09

System and method for plasma generation and compression

#87
20190019584
2019-01-17

PLASMA DIAGNOSIS SYSTEM USING MULTIPLE-RECIPROCATING-PATH THOMPSON SCATTERING

#88
20190019583
2019-01-17

PLASMA DIAGNOSIS SYSTEM USING MULTIPLE-PATH THOMSON SCATTERING

#89
20180286551
2018-10-04

SUPPORT STRUCTURES FOR HTS MAGNETS

#90
20180261753
2018-09-13

HTS magnet sections

#91
20180190390
2018-07-05

Systems and methods for compressing plasma

#92
20180090232
2018-03-29

Heating plasma for fusion power using neutral beam injection

#93
20180068748
2018-03-08

Magnetic field plasma confinement for compact fusion power

#94
20180068747
2018-03-08

System for supporting structures immersed in plasma

#95
20180047463
2018-02-15

Heating plasma for fusion power using electromagnetic waves

#96
20180047462
2018-02-15

Encapsulating magnetic fields for plasma confinement

#97
20170236600
2017-08-17

Hybrid magnet for use in fusion reactors

#98
20170186502
2017-06-29

Shielding materials for fusion reactors

#99
20170032851
2017-02-02

Efficient Compact Fusion Reactor

#100
20170027051
2017-01-26

Plasma generator using dielectric resonator

#101
20160314855
2016-10-27

Systems and methods for compressing plasma

#102
20160232988
2016-08-11

Toroidal field coil for use in a fusion reactor

#103
20160196882
2016-07-07

Method and apparatus for compressing plasma to a high energy state

#104
20160180970
2016-06-23

Device for creating and controlling plasma

#105
20160025656
2016-01-28

Microwave plasma spectrometer using dielectric resonator

#106
20150270020
2015-09-24

Device for creating nuclear fusion

#107
20140247913
2014-09-04

Systems and methods for compressing plasma

#108
20140211900
2014-07-31

Efficient compact fusion reactor

#109
20130089171
2013-04-11

Compact Fusion Reactor

#110
20120155591
2012-06-21

Method and apparatus for compressing plasma to a high energy state

#111
20110170649
2011-07-14

MAGNETIC CONFINEMENT DEVICE WITH ALUMINUM OR ALUMINUM-ALLOY MAGNETS

#112
20110170648
2011-07-14

Tokamak reactor for treating fertile material or waste nuclear by-products

#113
20110026657
2011-02-03

Systems and methods for compressing plasma

#114
20100329407
2010-12-30

MAGNETIC CONFINEMENT DEVICE

#115
20100246740
2010-09-30

Nuclear Material Tracers

#116
20100046688
2010-02-25

MAGNETIC CONFINEMENT DEVICE

#117
20080010028
2008-01-10

Process for Determining Local Emissivity Profile of Suprathermal Electrons