Methods and devices for demagnetising of magnetic bodies

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H01F13/006

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HELECTRICITY H01Electric elements H01FMAGNETS INDUCTANCES TRANSFORMERS SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES H01F13/00Apparatus or processes for magnetising or demagnetising

Current Industry

H01F13/006Methods and devices for demagnetising of magnetic bodies

Industries

Patents Grantslast 30 patents

Information Patent Grant
Rapid demagnetization method based on characteristics of magnetic m...
- Patent number 11,961,648
- Issue date Apr 16, 2024
- Beijing University of Technology
- Jian Tang
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Magnetic field adjustments to a magnetic latch for producing accura...
- Patent number 11,886,253
- Issue date Jan 30, 2024
- Apple Inc.
- John C. Difonzo
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Degaussing a magnetized structure
- Patent number 11,887,763
- Issue date Jan 30, 2024
- Northrop Grumman Systems Corporation
- Victor M. Cubias
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Systems and methods to safely discharge inductors without energy li...
- Patent number 11,676,752
- Issue date Jun 13, 2023
- Maxim Integrated Products, Inc.
- Siro Buzzetti
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Permanent magnet structure-based pipeline demagnetization device an...
- Patent number 11,626,230
- Issue date Apr 11, 2023
- Shanghai Jieling Magnetic Material & Devices Co., Ltd.
- Huixin Zhang
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Strategies to perform magnetization reversals in ferromagnets
- Patent number 11,621,111
- Issue date Apr 4, 2023
- Northwestern University
- John B. Ketterson
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Device for evaluating and demagnetizing residual magnetism quantity...
- Patent number 11,574,759
- Issue date Feb 7, 2023
- STATE GRID JIANGSU ELECTRIC POWER CO., LTD. RESEARCH INSTITUTE
- Fengbo Tao
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Demagnetization and signature measurement system
- Patent number 11,535,351
- Issue date Dec 27, 2022
- STL SYSTEMS AG
- Wolfgang Ludwig
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Demagnetization method for multilayer shielding apparatus
- Patent number 11,521,777
- Issue date Dec 6, 2022
- Harbin Institute of Technology
- Zhiyin Sun
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method for use with superconducting devices
- Patent number 11,449,784
- Issue date Sep 20, 2022
- D-Wave Systems Inc.
- George E. G. Sterling
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Distributed demagnetizing coil system, shielding device, and demagn...
- Patent number 11,410,810
- Issue date Aug 9, 2022
- Zhiyin Sun
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method to reduce the commutation loss in a motor inverter
- Patent number 11,368,111
- Issue date Jun 21, 2022
- Texas Instruments Incorporated
- Manu Balakrishnan
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electro-permanent magnet thermal protection
- Patent number 11,342,103
- Issue date May 24, 2022
- Dell Products L.P.
- Jason S. Morrison
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Temperature-based control of inductor demagnetization
- Patent number 11,309,152
- Issue date Apr 19, 2022
- Maxim Integrated Products, Inc.
- Siro Buzzetti
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Electromagnet device, electromagnet controller, electromagnet contr...
- Patent number 11,295,935
- Issue date Apr 5, 2022
- Ebara Corporation
- Tomonori Ohashi
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
System and method for the recycling of rare earth magnets
- Patent number 11,250,980
- Issue date Feb 15, 2022
- UT-Battelle, LLC
- Timothy J. McIntyre
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Inline demagnetization for operational pipelines
- Patent number 11,189,412
- Issue date Nov 30, 2021
- Baker Hughes Oilfield Operations LLC
- Jeffrey Earle Sutherland
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Device for demagnetizing elongated components and method for demagn...
- Patent number 11,127,519
- Issue date Sep 21, 2021
- Albert Maurer
- G01 - MEASURING TESTING
Information Patent Grant
Demagnetization device and method for demagnetizing a transformer core
- Patent number 10,804,020
- Issue date Oct 13, 2020
- Omicron Electronics GmbH
- Ulrich Klapper
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method of fabricating an electrical filter for use with superconduc...
- Patent number 10,755,190
- Issue date Aug 25, 2020
- D-Wave Systems Inc.
- Alexandr M. Tcaciuc
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
System and method for the recycling of rare earth magnets
- Patent number 10,643,776
- Issue date May 5, 2020
- UT-Battelle, LLC
- Timothy J. McIntyre
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Method to reduce the commutation loss in a motor inverter
- Patent number 10,581,351
- Issue date Mar 3, 2020
- Texas Instruments Incorporated
- Manu Balakrishnan
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Degauss circuit for use in an electronically actuated door lock
- Patent number 10,573,450
- Issue date Feb 25, 2020
- Hanchett Entry Systems, Inc.
- Brett L. Davis
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Magnetic transfer module and method for transferring electronic ele...
- Patent number 10,566,125
- Issue date Feb 18, 2020
- Industrial Technology Research Institute
- Ming-Hsien Wu
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Resonant transformer with adjustable leakage inductance
- Patent number 10,529,483
- Issue date Jan 7, 2020
- YUJING TECHNOLOGY CO., LTD.
- Sen-Tai Yang
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Magnetic structure for erasing media having high magnetic coercivity
- Patent number 10,529,362
- Issue date Jan 7, 2020
- Dexter Magnetic Technologies, Inc.
- Chun Li
- G11 - INFORMATION STORAGE
Information Patent Grant
Method and apparatus for degaussing heat-assisted magnetic recordin...
- Patent number 10,438,614
- Issue date Oct 8, 2019
- Seagate Technology LLC
- Kangkang Wang
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Systems and methods for magnetic shielding
- Patent number 10,326,071
- Issue date Jun 18, 2019
- D-Wave Systems Inc.
- Sergey V. Uchaykin
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Grant
Residual magnetic devices and methods
- Patent number 10,290,411
- Issue date May 14, 2019
- Strattec Security Corporation
- Steven J. Dimig
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Method for producing magnet of magnetic encoder
- Patent number 9,799,438
- Issue date Oct 24, 2017
- Uchiyama Manufacturing Corp.
- Masanori Tomioka
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
SYSTEMS AND METHODS FOR DEMAGNETIZATION OF A PERMANENT MAGNET ROTOR
- Publication number 20240420879
- Publication date Dec 19, 2024
- FORD GLOBAL TECHNOLOGIES, L.L.C.
- Wanfeng Li
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ANCHORING SYSTEM WITH PERMANENT MAGNETS AND OPERATING METHOD THEREFOR
- Publication number 20240186045
- Publication date Jun 6, 2024
- S.P.D. S.p.A.
- Giuseppe Filosa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ELECTRONIC SWITCHING DEVICE FOR DEMAGNETIZING FERROMAGNETIC MATERIAL
- Publication number 20230420171
- Publication date Dec 28, 2023
- Maurer Magnetic AG
- Albert MAURER
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
System And Method For Producing Rare Earth Magnets From A Metal Pow...
- Publication number 20230420183
- Publication date Dec 28, 2023
- MolyWorks Materials Corporation
- Christopher Paul Eonta
- B22 - CASTING POWDER METALLURGY
Information Patent Application
PROTECTION APPARATUS AND BRUSHLESS MOTOR SYSTEM
- Publication number 20230231506
- Publication date Jul 20, 2023
- Huawei Technologies Co., Ltd
- Wingto FAN
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
DEMAGNETIZATION METHOD FOR MULTILAYER SHIELDING APPARATUS
- Publication number 20220336136
- Publication date Oct 20, 2022
- HARBIN INSTITUTE OF TECHNOLOGY
- Zhiyin SUN
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Capacitor Discharge Magnet Degausser Mechanism for Destroying the F...
- Publication number 20220208219
- Publication date Jun 30, 2022
- Sepehr Rajaie
- G11 - INFORMATION STORAGE
Information Patent Application
MAGNETIC FIELD SUPPRESSION SYSTEM
- Publication number 20220181062
- Publication date Jun 9, 2022
- TECHNICAL MANUFACTURING CORPORATION
- Igor KORDUNSKY
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
DISTRIBUTED DEMAGNETIZING COIL SYSTEM, SHIELDING DEVICE, AND DEMAGN...
- Publication number 20220157505
- Publication date May 19, 2022
- HARBIN INSTITUTE OF TECHNOLOGY
- Zhiyin SUN
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
RAPID DEMAGNETIZATION METHOD BASED ON CHARACTERISTICS OF MAGNETIC M...
- Publication number 20220093307
- Publication date Mar 24, 2022
- BEIJING UNIVERSITY OF TECHNOLOGY
- Jian TANG
- G01 - MEASURING TESTING
Information Patent Application
STRATEGIES TO PERFORM MAGNETIZATION REVERSALS IN FERROMAGNETS
- Publication number 20220093306
- Publication date Mar 24, 2022
- Northwestern University
- John B. Ketterson
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
PMSM Demagnetization Fault Diagnosis Method Based on Fuzzy Intellig...
- Publication number 20220084732
- Publication date Mar 17, 2022
- HUNAN UNIVERSITY OF SCIENCE AND TECHNOLOGY
- Zhao-Hua Liu
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
DEMAGNETIZATION AND SIGNATURE MEASUREMENT SYSTEM
- Publication number 20220017188
- Publication date Jan 20, 2022
- STL SYSTEMS AG
- Wolfgang Ludwig
- B63 - SHIPS OR OTHER WATERBORNE VESSELS RELATED EQUIPMENT
Information Patent Application
ELECTRO-PERMANENT MAGNET THERMAL PROTECTION
- Publication number 20210407718
- Publication date Dec 30, 2021
- Dell Products L.P.
- Jason S. Morrison
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SYSTEMS AND METHODS TO SAFELY DISCHARGE INDUCTORS WITHOUT ENERGY LI...
- Publication number 20210304941
- Publication date Sep 30, 2021
- Maxim Integrated Products, Inc.
- Siro BUZZETTI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SOLAR CELL DEGAUSSING DEVICE, SOLAR CELL PRODUCTION SYSTEM AND SOLA...
- Publication number 20210210269
- Publication date Jul 8, 2021
- MiaSole Equipment Integration (Fujian) Co., Ltd.
- Wenbiao Yao
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
SYSTEMS, METHODS AND APPARATUS FOR USE WITH SUPERCONDUCTING BASED C...
- Publication number 20210019646
- Publication date Jan 21, 2021
- D-WAVE SYSTEMS INC.
- George E.G. Sterling
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Inline Demagnetization for Operational Pipelines
- Publication number 20200381157
- Publication date Dec 3, 2020
- Baker Hughes Oilfield Operations LLC
- Jeffrey Earle Sutherland
- F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information Patent Application
PERMANENT MAGNET STRUCTURE-BASED PIPELINE DEMAGNETIZATION DEVICE AN...
- Publication number 20200294699
- Publication date Sep 17, 2020
- Shanghai Jieling Magnetic Material & Devices Co., Ltd.
- Huixin ZHANG
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
METHOD TO REDUCE THE COMMUTATION LOSS IN A MOTOR INVERTER
- Publication number 20200287486
- Publication date Sep 10, 2020
- TEXAS INSTRUMENTS INCORPORATED
- Manu BALAKRISHNAN
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
System and Method for the Recycling of Rare Earth Magnets
- Publication number 20200227194
- Publication date Jul 16, 2020
- UT-Battelle, LLC
- Timothy J. McIntyre
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
DEGAUSSING A MAGNETIZED STRUCTURE
- Publication number 20200211748
- Publication date Jul 2, 2020
- Northrop Grumman Systems Corporation
- VICTOR M. CUBIAS
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
DEVICE FOR DEMAGNETIZING FERROMAGNETIC MATERIALS
- Publication number 20200176165
- Publication date Jun 4, 2020
- Urs Meyer
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
DEVICE FOR EVALUATING AND DEMAGNETIZING RESIDUAL MAGNETISM QUANTITY...
- Publication number 20200126706
- Publication date Apr 23, 2020
- State Grid Jiangsu Electric Power Co.,Ltd. Research Institute
- Fengbo TAO
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
METHOD TO REDUCE THE COMMUTATION LOSS IN A MOTOR INVERTER
- Publication number 20190229655
- Publication date Jul 25, 2019
- TEXAS INSTRUMENTS INCORPORATED
- Manu BALAKRISHNAN
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
DEVICE FOR DEMAGNETIZING ELONGATED COMPONENTS AND METHOD FOR DEMAGN...
- Publication number 20190096559
- Publication date Mar 28, 2019
- Albert MAURER
- G01 - MEASURING TESTING
Information Patent Application
CALCULATING METHOD FOR ULTIMATE DEMAGNETIZATION TEMPERATURE OF LOUD...
- Publication number 20190049531
- Publication date Feb 14, 2019
- Premium Loudspeakers (Hui Zhou) Co., Ltd.
- Zhiwen CHEN
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
DEMAGNETIZATION DEVICE AND METHOD FOR DEMAGNETIZING A TRANSFORMER CORE
- Publication number 20180261368
- Publication date Sep 13, 2018
- OMICRON Electronics GmbH
- Ulrich Klapper
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
Resonant Transformer with Adjustable Leakage Inductance
- Publication number 20180254143
- Publication date Sep 6, 2018
- YUJING TECHNOLOGY CO., LTD.
- Sen-Tai Yang
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
ELECTROMAGNET DEVICE, ELECTROMAGNET CONTROLLER, ELECTROMAGNET CONTR...
- Publication number 20180114678
- Publication date Apr 26, 2018
- EBARA CORPORATION
- Tomonori OHASHI
- G01 - MEASURING TESTING

Methods and devices for demagnetising of magnetic bodies

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Rapid demagnetization method based on characteristics of magnetic m...

Magnetic field adjustments to a magnetic latch for producing accura...

Degaussing a magnetized structure

Systems and methods to safely discharge inductors without energy li...

Permanent magnet structure-based pipeline demagnetization device an...

Strategies to perform magnetization reversals in ferromagnets

Device for evaluating and demagnetizing residual magnetism quantity...

Demagnetization and signature measurement system

Demagnetization method for multilayer shielding apparatus

Method for use with superconducting devices

Distributed demagnetizing coil system, shielding device, and demagn...

Method to reduce the commutation loss in a motor inverter

Electro-permanent magnet thermal protection

Temperature-based control of inductor demagnetization

Electromagnet device, electromagnet controller, electromagnet contr...

System and method for the recycling of rare earth magnets

Inline demagnetization for operational pipelines

Device for demagnetizing elongated components and method for demagn...

Demagnetization device and method for demagnetizing a transformer core

Method of fabricating an electrical filter for use with superconduc...

System and method for the recycling of rare earth magnets

Method to reduce the commutation loss in a motor inverter

Degauss circuit for use in an electronically actuated door lock

Magnetic transfer module and method for transferring electronic ele...

Resonant transformer with adjustable leakage inductance

Magnetic structure for erasing media having high magnetic coercivity

Method and apparatus for degaussing heat-assisted magnetic recordin...

Systems and methods for magnetic shielding

Residual magnetic devices and methods

Method for producing magnet of magnetic encoder

Patents Applicationslast 30 patents

SYSTEMS AND METHODS FOR DEMAGNETIZATION OF A PERMANENT MAGNET ROTOR

ANCHORING SYSTEM WITH PERMANENT MAGNETS AND OPERATING METHOD THEREFOR

ELECTRONIC SWITCHING DEVICE FOR DEMAGNETIZING FERROMAGNETIC MATERIAL

System And Method For Producing Rare Earth Magnets From A Metal Pow...

PROTECTION APPARATUS AND BRUSHLESS MOTOR SYSTEM

DEMAGNETIZATION METHOD FOR MULTILAYER SHIELDING APPARATUS

Capacitor Discharge Magnet Degausser Mechanism for Destroying the F...

MAGNETIC FIELD SUPPRESSION SYSTEM

DISTRIBUTED DEMAGNETIZING COIL SYSTEM, SHIELDING DEVICE, AND DEMAGN...

RAPID DEMAGNETIZATION METHOD BASED ON CHARACTERISTICS OF MAGNETIC M...

STRATEGIES TO PERFORM MAGNETIZATION REVERSALS IN FERROMAGNETS

PMSM Demagnetization Fault Diagnosis Method Based on Fuzzy Intellig...

DEMAGNETIZATION AND SIGNATURE MEASUREMENT SYSTEM

ELECTRO-PERMANENT MAGNET THERMAL PROTECTION

SYSTEMS AND METHODS TO SAFELY DISCHARGE INDUCTORS WITHOUT ENERGY LI...

SOLAR CELL DEGAUSSING DEVICE, SOLAR CELL PRODUCTION SYSTEM AND SOLA...

SYSTEMS, METHODS AND APPARATUS FOR USE WITH SUPERCONDUCTING BASED C...

Inline Demagnetization for Operational Pipelines

PERMANENT MAGNET STRUCTURE-BASED PIPELINE DEMAGNETIZATION DEVICE AN...

METHOD TO REDUCE THE COMMUTATION LOSS IN A MOTOR INVERTER

System and Method for the Recycling of Rare Earth Magnets

DEGAUSSING A MAGNETIZED STRUCTURE

DEVICE FOR DEMAGNETIZING FERROMAGNETIC MATERIALS

DEVICE FOR EVALUATING AND DEMAGNETIZING RESIDUAL MAGNETISM QUANTITY...

METHOD TO REDUCE THE COMMUTATION LOSS IN A MOTOR INVERTER

DEVICE FOR DEMAGNETIZING ELONGATED COMPONENTS AND METHOD FOR DEMAGN...

CALCULATING METHOD FOR ULTIMATE DEMAGNETIZATION TEMPERATURE OF LOUD...

DEMAGNETIZATION DEVICE AND METHOD FOR DEMAGNETIZING A TRANSFORMER CORE

Resonant Transformer with Adjustable Leakage Inductance

ELECTROMAGNET DEVICE, ELECTROMAGNET CONTROLLER, ELECTROMAGNET CONTR...