sintered

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CPC
H01F1/0577

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Parent Industries

HELECTRICITY H01Electric elements H01FMAGNETS INDUCTANCES TRANSFORMERS SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES H01F1/00Magnets or magnetic bodies characterised by the magnetic materials therefor Selection of materials for their magnetic properties

Current Industry

H01F1/0577sintered

Industries

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Patents Grantslast 30 patents

Information Patent Grant
Method of producing sintered magnet
- Patent number 12,205,738
- Issue date Jan 21, 2025
- LG Chem, Ltd.
- Tae Hoon Kim
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Feedstock and heterogeneous structure for tough rare earth permanen...
- Patent number 12,205,762
- Issue date Jan 21, 2025
- Iowa State University Research Foundation, Inc.
- Jun Cui
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Rare earth permanent magnet material and raw material composition,p...
- Patent number 12,198,840
- Issue date Jan 14, 2025
- FUJIAN GOLDEN DRAGON RARE- EARTH Co., Ltd.
- Qin Lan
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Rare earth magnet and preparation method thereof
- Patent number 12,131,850
- Issue date Oct 29, 2024
- SANVAC (BEIJING) MAGNETICS CO., LTD.
- Guoan Chen
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Method for producing sintered magnet and sintered magnet
- Patent number 12,119,150
- Issue date Oct 15, 2024
- LG Chem, Ltd.
- Nakheon Sung
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Gradient Nd—Fe—B magnet and a method of production
- Patent number 12,080,478
- Issue date Sep 3, 2024
- YANTAI SHOUGANG MAGNETIC MATERIALS INC.
- Kunkun Yang
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Rare earth permanent magnet and rotating electric machine including...
- Patent number 12,074,475
- Issue date Aug 27, 2024
- TDK Corporation
- Takuma Hayakawa
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Low-cost rare earth magnet and corresponding manufacturing method t...
- Patent number 12,057,263
- Issue date Aug 6, 2024
- Yantai Dongxing Magnetic Materials Inc.
- Chuanshen Wang
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Mold for and method of producing polar anisotropic ring-shaped bond...
- Patent number 12,040,128
- Issue date Jul 16, 2024
- Nichia Corporation
- Masahiro Abe
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method for increasing the coercivity of a sintered type NdFeB perma...
- Patent number 12,027,307
- Issue date Jul 2, 2024
- Yantai Shougang Magnetic Materials Inc
- Chuanshen Wang
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Methods for tailoring magnetism, and structures obtained therefrom
- Patent number 12,027,293
- Issue date Jul 2, 2024
- HRL Laboratories, LLC
- Brennan Yahata
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
R-T-B based permanent magnet and motor
- Patent number 12,020,836
- Issue date Jun 25, 2024
- TDK Corporation
- Koji Miura
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Manufacturing method of sintered magnet
- Patent number 12,020,835
- Issue date Jun 25, 2024
- LG Chem, Ltd.
- Tae Hoon Kim
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
R-FE-B-based sintered magnet with low B content and preparation met...
- Patent number 11,993,836
- Issue date May 28, 2024
- FUJIAN GOLDEN DRAGON RARE- EARTH Co., Ltd.
- Qin Lan
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Sintered neodymium-iron-boron magnet and preparation method thereof
- Patent number 11,984,244
- Issue date May 14, 2024
- Baotou Jinmeng Magnetic Materials Co., Ltd.
- Yujun Zeng
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method for preparing sintered magnet and sintered magnet
- Patent number 11,978,576
- Issue date May 7, 2024
- LG Chem, Ltd.
- In Gyu Kim
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Method about increasing the coercivity of a sintered type NdFeB per...
- Patent number 11,948,734
- Issue date Apr 2, 2024
- Yantai Shougang Magnetic Materials Inc
- Chuanshen Wang
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Grain boundary engineering of sintered magnetic alloys and the comp...
- Patent number 11,942,245
- Issue date Mar 26, 2024
- Noveon Magnetics Inc.
- Miha Zakotnik
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
NdFeB alloy powder for forming high-coercivity sintered NdFeB magne...
- Patent number 11,923,114
- Issue date Mar 5, 2024
- YANTAI SHOUGANG MAGNETIC MATERIALS INC.
- Kunkun Yang
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Method for producing rare earth sintered magnet
- Patent number 11,915,845
- Issue date Feb 27, 2024
- Shin-Etsu Chemical Co., Ltd.
- Taiga Asai
- C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information Patent Grant
Preparation device and method of ceramic coating on a sintered type...
- Patent number 11,908,600
- Issue date Feb 20, 2024
- Yantai Dongxing Magnetic Materials Inc.
- Chuanshen Wang
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Preparation method of ring-shaped sintered Nd—Fe—B magnet and its m...
- Patent number 11,881,351
- Issue date Jan 23, 2024
- YANTAI SHOUGANG MAGNETIC MATERIALS INC.
- Zhanji Dong
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Rare earth magnet and producing method thereof
- Patent number 11,869,690
- Issue date Jan 9, 2024
- Toyota Jidosha Kabushiki Kaisha
- Noritsugu Sakuma
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Permanent magnets with tailored texture and magnetic orientation
- Patent number 11,862,369
- Issue date Jan 2, 2024
- HRL Laboratories, LLC
- Brennan Yahata
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Method of preparing a high-coercivity sintered NdFeB magnet
- Patent number 11,854,736
- Issue date Dec 26, 2023
- Yantai Dongxing Magnetic Materials Inc.
- Kunkun Yang
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
Method of manufacturing permanent magnets
- Patent number 11,842,832
- Issue date Dec 12, 2023
- Advanced Magnet Lab, Inc.
- Rainer Meinke
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
R-T-B-based magnet, motor, and generator
- Patent number 11,837,915
- Issue date Dec 5, 2023
- TDK Corporation
- Tomohiro Kajita
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Permanent magnet with inter-grain heavy-rare-earth element, and met...
- Patent number 11,830,645
- Issue date Nov 28, 2023
- ABB Schweiz AG
- Reinhard A. Simon
- B22 - CASTING POWDER METALLURGY
Information Patent Grant
R-T-B sintered magnet
- Patent number 11,823,824
- Issue date Nov 21, 2023
- PROTERIAL, LTD.
- Futoshi Kuniyoshi
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Grant
Magnet structure
- Patent number 11,817,241
- Issue date Nov 14, 2023
- TDK Corporation
- Taeko Tsubokura
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
HOT-DEFORMED R-Fe-B MAGNET FOR VARIABLE-MAGNETIC-FORCE MOTOR, VARIA...
- Publication number 20250054664
- Publication date Feb 13, 2025
- National Institute for Materials Science
- Xin TANG
- C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information Patent Application
METHOD FOR PRODUCING RARE EARTH IRON-BASED SINTERED MAGNET, APPARAT...
- Publication number 20250037933
- Publication date Jan 30, 2025
- MINEBEA MITSUMI INC.
- Yu OKAWARA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
R-T-B PERMANENT MAGNET
- Publication number 20250011904
- Publication date Jan 9, 2025
- TDK CORPORTION
- Hiroki KAWAMURA
- B22 - CASTING POWDER METALLURGY
Information Patent Application
R-T-B BASED PERMANENT MAGNET
- Publication number 20250014792
- Publication date Jan 9, 2025
- TDK Corporation
- Hiroki KAWAMURA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
HIGH-REMANENCE NEODYMIUM-IRON-BORON MAGNET, AND PREPARATION METHOD...
- Publication number 20250006411
- Publication date Jan 2, 2025
- YANTAI ZHENGHAI MAGNETIC MATERIAL CO., LTD.
- Yongjiang YU
- B22 - CASTING POWDER METALLURGY
Information Patent Application
ANISOTROPIC NANOCRYSTALLINE RARE EARTH PERMANENT MAGNET AND PREPARA...
- Publication number 20240420873
- Publication date Dec 19, 2024
- SICHUAN UNIVERSITY
- Ying LIU
- B22 - CASTING POWDER METALLURGY
Information Patent Application
HIGH-COERCIVITY ND-FE-B SERIES SINTERED MAGNET AND PREPARATION METH...
- Publication number 20240412903
- Publication date Dec 12, 2024
- YANTAI ZHENGHAI MAGNETIC MATERIAL CO., LTD.
- Yongjiang YU
- B22 - CASTING POWDER METALLURGY
Information Patent Application
METHOD FOR PRODUCING RFeB-BASED MAGNET, AND ALLOY FOR GRAIN BOUNDAR...
- Publication number 20240395456
- Publication date Nov 28, 2024
- DAIDO STEEL CO., LTD.
- Mayu KIKUCHI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
R-T-B BASED SINTERED MAGNET
- Publication number 20240363272
- Publication date Oct 31, 2024
- Proterial, Ltd.
- Futoshi KUNIYOSHI
- B22 - CASTING POWDER METALLURGY
Information Patent Application
R-T-B BASED PERMANENT MAGNET AND METHOD OF MANUFACTURING THE SAME
- Publication number 20240363271
- Publication date Oct 31, 2024
- TDK Corporation
- Hiroki KAWAMURA
- B22 - CASTING POWDER METALLURGY
Information Patent Application
R-T-B MAGNET AND PREPARATION METHOD THEREFOR
- Publication number 20240355515
- Publication date Oct 24, 2024
- Fujian Golden Dragon Rare-Earth Co., Ltd
- Weiguo Mou
- B22 - CASTING POWDER METALLURGY
Information Patent Application
RARE EARTH SINTERED MAGNET, METHOD FOR PRODUCING RARE EARTH SINTERE...
- Publication number 20240339252
- Publication date Oct 10, 2024
- Mitsubishi Electric Corporation
- Akito IWASAKI
- B22 - CASTING POWDER METALLURGY
Information Patent Application
CORROSION-RESISTANT AND HIGH-PERFORMANCE SINTERED NEODYMIUM-IRON-BO...
- Publication number 20240331898
- Publication date Oct 3, 2024
- YANTAI ZHENGHAI MAGNETIC MATERIAL CO., LTD.
- Zhiqiang LI
- B22 - CASTING POWDER METALLURGY
Information Patent Application
R-T-B BASED PERMANENT MAGNET
- Publication number 20240331899
- Publication date Oct 3, 2024
- TDK Corporation
- Ikuya KOKAWA
- B22 - CASTING POWDER METALLURGY
Information Patent Application
R-FE-B SINTERED MAGNET, PREPARATION METHOD AND USE THEREOF
- Publication number 20240321489
- Publication date Sep 26, 2024
- YANTAI ZHENGHAI MAGNETIC MATERIAL CO., LTD.
- Zhaopu XU
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
R-T-B BASED PERMANENT MAGNET
- Publication number 20240321491
- Publication date Sep 26, 2024
- TDK Corporation
- Takuma HAYAKAWA
- B22 - CASTING POWDER METALLURGY
Information Patent Application
R-T-B BASED PERMANENT MAGNET
- Publication number 20240321490
- Publication date Sep 26, 2024
- TDK Corporation
- Takuma HAYAKAWA
- B22 - CASTING POWDER METALLURGY
Information Patent Application
LOW-COST HIGH-COERCIVITY LACE-RICH NEODYMIUM-IRON-BORON PERMANENT M...
- Publication number 20240274333
- Publication date Aug 15, 2024
- YANTAI ZHENGHAI MAGNETIC MATERIAL CO., LTD.
- Bingqiang SHI
- B22 - CASTING POWDER METALLURGY
Information Patent Application
R-T-B MAGNET AND PREPARATION METHOD THEREOF
- Publication number 20240274334
- Publication date Aug 15, 2024
- BEIJING ZHONG KE SAN HUAN HI-TECH CO., LTD.
- Fangyun WEI
- B22 - CASTING POWDER METALLURGY
Information Patent Application
EXPANDABLE SINTERED NEODYMIUM-IRON-BORON MAGNET, PREPARATION METHOD...
- Publication number 20240274332
- Publication date Aug 15, 2024
- YANTAI ZHENGHAI MAGNETIC MATERIAL CO., LTD.
- Zhiqiang LI
- B22 - CASTING POWDER METALLURGY
Information Patent Application
NEODYMIUM-IRON-BORON MAGNET PREPARED BY USING WASTE SINTERED MAGNET...
- Publication number 20240242862
- Publication date Jul 18, 2024
- JL MAG RARE EARTH CO., LTD.
- Yunpeng CHEN
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
METHOD OF MAKING A MAGNETIC MATERIAL AND A FLUIDIZED BED MIXER FOR...
- Publication number 20240226827
- Publication date Jul 11, 2024
- GM GLOBAL TECHNOLOGY OPERATIONS LLC
- Qigui Wang
- B22 - CASTING POWDER METALLURGY
Information Patent Application
NdFeB Magnet and Preparation Method Thereof
- Publication number 20240222006
- Publication date Jul 4, 2024
- GANZHOU DMEGC RARE EARTH MAGNET CO.,LTD
- Longgui LI
- B22 - CASTING POWDER METALLURGY
Information Patent Application
SINTERED R-T-B BASED MAGNET
- Publication number 20240212895
- Publication date Jun 27, 2024
- Proterial, Ltd.
- Futoshi KUNIYOSHI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
R-T-B BASED PERMANENT MAGNET
- Publication number 20240212896
- Publication date Jun 27, 2024
- TDK Corporation
- Atsushi KODA
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
PERMANENT MAGNET MATERIAL HAVING MULTILAYER STRUCTURE, PREPARATION...
- Publication number 20240212897
- Publication date Jun 27, 2024
- Yantai Zhenghai Magnetic Material Co., Ltd.
- Zhiqiang LI
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
R-T-B BASED PERMANENT MAGNET MATERIAL, PREPARATION METHOD THEREFOR...
- Publication number 20240194379
- Publication date Jun 13, 2024
- Yantai Zhenghai Magnetic Material Co., Ltd.
- Buzhuang PENG
- B22 - CASTING POWDER METALLURGY
Information Patent Application
Grain Boundary Engineering of Sintered Magnetic Alloys And The Comp...
- Publication number 20240194381
- Publication date Jun 13, 2024
- Noveon Magnetics Inc.
- Miha Zakotnik
- B22 - CASTING POWDER METALLURGY
Information Patent Application
R-T-B BASED PERMANENT MAGNET MATERIAL, PREPARATION METHOD THEREFOR...
- Publication number 20240194380
- Publication date Jun 13, 2024
- Yantai Zhenghai Magnetic Material Co., Ltd.
- Yongjiang YU
- B22 - CASTING POWDER METALLURGY
Information Patent Application
METHOD FOR PRODUCING R-T-B BASED SINTERED MAGNET
- Publication number 20240170206
- Publication date May 23, 2024
- Proterial, Ltd.
- Kouta SAITOU
- B22 - CASTING POWDER METALLURGY

Industry

Parent Industries

Current Industry

Patents Grantslast 30 patents

Method of producing sintered magnet

Feedstock and heterogeneous structure for tough rare earth permanen...

Rare earth permanent magnet material and raw material composition,p...

Rare earth magnet and preparation method thereof

Method for producing sintered magnet and sintered magnet

Gradient Nd—Fe—B magnet and a method of production

Rare earth permanent magnet and rotating electric machine including...

Low-cost rare earth magnet and corresponding manufacturing method t...

Mold for and method of producing polar anisotropic ring-shaped bond...

Method for increasing the coercivity of a sintered type NdFeB perma...

Methods for tailoring magnetism, and structures obtained therefrom

R-T-B based permanent magnet and motor

Manufacturing method of sintered magnet

R-FE-B-based sintered magnet with low B content and preparation met...

Sintered neodymium-iron-boron magnet and preparation method thereof

Method for preparing sintered magnet and sintered magnet

Method about increasing the coercivity of a sintered type NdFeB per...

Grain boundary engineering of sintered magnetic alloys and the comp...

NdFeB alloy powder for forming high-coercivity sintered NdFeB magne...

Method for producing rare earth sintered magnet

Preparation device and method of ceramic coating on a sintered type...

Preparation method of ring-shaped sintered Nd—Fe—B magnet and its m...

Rare earth magnet and producing method thereof

Permanent magnets with tailored texture and magnetic orientation

Method of preparing a high-coercivity sintered NdFeB magnet

Method of manufacturing permanent magnets

R-T-B-based magnet, motor, and generator

Permanent magnet with inter-grain heavy-rare-earth element, and met...

R-T-B sintered magnet

Magnet structure

Patents Applicationslast 30 patents

HOT-DEFORMED R-Fe-B MAGNET FOR VARIABLE-MAGNETIC-FORCE MOTOR, VARIA...

METHOD FOR PRODUCING RARE EARTH IRON-BASED SINTERED MAGNET, APPARAT...

R-T-B PERMANENT MAGNET

R-T-B BASED PERMANENT MAGNET

HIGH-REMANENCE NEODYMIUM-IRON-BORON MAGNET, AND PREPARATION METHOD...

ANISOTROPIC NANOCRYSTALLINE RARE EARTH PERMANENT MAGNET AND PREPARA...

HIGH-COERCIVITY ND-FE-B SERIES SINTERED MAGNET AND PREPARATION METH...

METHOD FOR PRODUCING RFeB-BASED MAGNET, AND ALLOY FOR GRAIN BOUNDAR...

R-T-B BASED SINTERED MAGNET

R-T-B BASED PERMANENT MAGNET AND METHOD OF MANUFACTURING THE SAME

R-T-B MAGNET AND PREPARATION METHOD THEREFOR

RARE EARTH SINTERED MAGNET, METHOD FOR PRODUCING RARE EARTH SINTERE...

CORROSION-RESISTANT AND HIGH-PERFORMANCE SINTERED NEODYMIUM-IRON-BO...

R-T-B BASED PERMANENT MAGNET

R-FE-B SINTERED MAGNET, PREPARATION METHOD AND USE THEREOF

R-T-B BASED PERMANENT MAGNET

R-T-B BASED PERMANENT MAGNET

LOW-COST HIGH-COERCIVITY LACE-RICH NEODYMIUM-IRON-BORON PERMANENT M...

R-T-B MAGNET AND PREPARATION METHOD THEREOF

EXPANDABLE SINTERED NEODYMIUM-IRON-BORON MAGNET, PREPARATION METHOD...

NEODYMIUM-IRON-BORON MAGNET PREPARED BY USING WASTE SINTERED MAGNET...

METHOD OF MAKING A MAGNETIC MATERIAL AND A FLUIDIZED BED MIXER FOR...

NdFeB Magnet and Preparation Method Thereof

SINTERED R-T-B BASED MAGNET

R-T-B BASED PERMANENT MAGNET

PERMANENT MAGNET MATERIAL HAVING MULTILAYER STRUCTURE, PREPARATION...

R-T-B BASED PERMANENT MAGNET MATERIAL, PREPARATION METHOD THEREFOR...

Grain Boundary Engineering of Sintered Magnetic Alloys And The Comp...

R-T-B BASED PERMANENT MAGNET MATERIAL, PREPARATION METHOD THEREFOR...

METHOD FOR PRODUCING R-T-B BASED SINTERED MAGNET