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H
ELECTRICITY
H01
Electric elements
H01F
MAGNETS INDUCTANCES TRANSFORMERS SELECTION OF MATERIALS FOR THEIR MAGNETIC PROPERTIES
H01F1/00
Magnets or magnetic bodies characterised by the magnetic materials therefor Selection of materials for their magnetic properties
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H01F1/057
and IIIa elements
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Patents Grants
last 30 patents
Information
Patent Grant
Composite rare earth anisotropic bonded magnet and a preparation me...
Patent number
11,981,983
Issue date
May 14, 2024
Grirem Advanced Materials Co., Ltd.
Yang Luo
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
Rare earth permanent magnet material and preparation method thereof
Patent number
11,984,258
Issue date
May 14, 2024
ADVANCED TECHNOLOGY & MATERIALS CO., LTD.
Lei Zhou
B22 - CASTING POWDER METALLURGY
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
Intravascular blood pump comprising corrosion resistant permanent m...
Patent number
11,967,454
Issue date
Apr 23, 2024
Abiomed Europe GmbH
Thorsten Siess
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Method for preparing rare-earth permanent magnet by hot press molding
Patent number
11,967,455
Issue date
Apr 23, 2024
TAIYUAN KAIYUAN INTELLIGENT EQUIPMENT CO., LTD.
Yuan Dong
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Processing of anisotropic permanent magnet without magnetic field
Patent number
11,948,733
Issue date
Apr 2, 2024
Ford Global Technologies, LLC
Wanfeng Li
H01 - BASIC ELECTRIC ELEMENTS
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
Coating machine and coating method
Patent number
11,920,236
Issue date
Mar 5, 2024
SANVAC (BEIJING) MAGNETICS CO., LTD.
Guoan Chen
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Additive manufacturing of Nd-Fe-B magnets with insulating layers
Patent number
11,923,133
Issue date
Mar 5, 2024
Ford Global Technologies, LLC
Wanfeng Li
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 identifying irreversible demagnetization of grain bounda...
Patent number
11,921,174
Issue date
Mar 5, 2024
Hangzhou Magmax Technology Co., Ltd.
Jinghui Di
H01 - BASIC ELECTRIC ELEMENTS
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
Processing of NdFeB magnetic material
Patent number
11,915,844
Issue date
Feb 27, 2024
The University of Birmingham
Allan Walton
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Shaped bottle with attachment feature
Patent number
11,913,600
Issue date
Feb 27, 2024
Khurram Raza
H01 - BASIC ELECTRIC ELEMENTS
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
Method for manufacturing rare earth permanent magnet
Patent number
11,897,034
Issue date
Feb 13, 2024
Dong Hwan Kim
B22 - CASTING POWDER METALLURGY
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
Power transmission system using magnets
Patent number
11,881,755
Issue date
Jan 23, 2024
NEODYMOTORS GMBH
Paulo Eduardo De Sousa Pereira
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 permanent magnet
Patent number
11,837,392
Issue date
Dec 5, 2023
TDK Corporation
Lihua Liu
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
R-T-B based permanent magnet
Patent number
11,830,646
Issue date
Nov 28, 2023
TDK Corporation
Kenichi Suzuki
B22 - CASTING POWDER METALLURGY
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 Applications
last 30 patents
Information
Patent Application
RARE-EARTH ANISOTROPIC MAGNET POWDER, AND METHOD FOR PRODUCING SAME
Publication number
20240153680
Publication date
May 9, 2024
AICHI STEEL CORPORATION
Ryo SHIMBO
B22 - CASTING POWDER METALLURGY
Information
Patent Application
NEODYMIUM-IRON-BORON MAGNET MATERIAL, PREPARATION METHOD AND USE TH...
Publication number
20240153681
Publication date
May 9, 2024
FUJIAN GOLDEN DRAGON RARE-EARTH Co., Ltd.
Weiguo Mou
B22 - CASTING POWDER METALLURGY
Information
Patent Application
MAIN AND AUXILIARY ALLOY-BASED NEODYMIUM-IRON-BORON MAGNET MATERIAL...
Publication number
20240145137
Publication date
May 2, 2024
FUJIAN CHANGTING GOLDEN DRAGON RARE-EARTH CO., LTD
Xing WEI
B22 - CASTING POWDER METALLURGY
Information
Patent Application
METHOD FOR PRODUCING A RAW MAGNET
Publication number
20240145135
Publication date
May 2, 2024
MIMplus Technologies GmbH & Co. KG
Johannes MAURATH
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
METHOD OF MAKING A MAGNETIC MATERIAL AND A FLUIDIZED BED MIXER FOR...
Publication number
20240131483
Publication date
Apr 25, 2024
GM GLOBAL TECHNOLOGY OPERATIONS LLC
Qigui Wang
B22 - CASTING POWDER METALLURGY
Information
Patent Application
R-T-B MAGNET AND PREPARATION METHOD THEREFOR
Publication number
20240127996
Publication date
Apr 18, 2024
Fujian Changting Golden Dragon Rare-Earth Co., Ltd.
Weiguo MOU
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
R-T-B MAGNET AND PREPARATION METHOD THEREFOR
Publication number
20240127995
Publication date
Apr 18, 2024
FUJIAN GOLDEN DRAGON RARE-EARTH Co., Ltd.
Weiguo MOU
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
AUXILIARY ALLOY CASTING PIECE, HIGH-REMANENCE AND HIGH-COERCIVE FOR...
Publication number
20240127993
Publication date
Apr 18, 2024
Baotou Jinshan Magnetic Material Co.,Ltd.
Feng XIA
B22 - CASTING POWDER METALLURGY
Information
Patent Application
PROCESS FOR PRODUCING A RAW MAGNET
Publication number
20240127994
Publication date
Apr 18, 2024
MIMplus Technologies GmbH & Co. KG
Johannes MAURATH
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
METHOD FOR IMPROVING COERCIVITY OF NEODYMIUM-IRON-BORON MAGNET AND...
Publication number
20240116106
Publication date
Apr 11, 2024
Yantai Dongxing Magnetic Materials Inc.
Kunkun YANG
B22 - CASTING POWDER METALLURGY
Information
Patent Application
R-T-B BASED PERMANENT MAGNET
Publication number
20240105368
Publication date
Mar 28, 2024
TDK Corporation
Atsushi KODA
B22 - CASTING POWDER METALLURGY
Information
Patent Application
METHOD OF MANUFACTURING R-T-B BASED SINTERED MAGNET, AND R-T-B BASE...
Publication number
20240105385
Publication date
Mar 28, 2024
TDK Corporation
Suguru SATOH
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
FLEXIBLE PERMANENT MAGNETIC MATERIAL, PREPARATION METHOD AND APPLIC...
Publication number
20240096530
Publication date
Mar 21, 2024
Peking University
Shunquan LIU
B22 - CASTING POWDER METALLURGY
Information
Patent Application
SINTERED NEODYMIUM-IRON-BORON PERMANENT MAGNET, PREPARATION METHOD...
Publication number
20240096529
Publication date
Mar 21, 2024
NANTONG ZHENGHAI MAGNET CO., LTD.
Zhaopu XU
B22 - CASTING POWDER METALLURGY
Information
Patent Application
PERMANENT MAGNETS WITH TAILORED TEXTURE AND MAGNETIC ORIENTATION
Publication number
20240087780
Publication date
Mar 14, 2024
HRL LABORATORIES, LLC
Brennan YAHATA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
ND-FE-B MULTILAYER SINTERED MAGNET AND METHOD FOR PRODUCING SAME
Publication number
20240079179
Publication date
Mar 7, 2024
NDFEB Corporation
Masato SAGAWA
B22 - CASTING POWDER METALLURGY
Information
Patent Application
RARE EARTH PERMANENT MAGNET, AND PREPARATION METHOD THEREFOR
Publication number
20240079180
Publication date
Mar 7, 2024
YANTAI ZHENGHAI MAGNETIC MATERIAL CO., LTD.
Zhiqiang LI
B22 - CASTING POWDER METALLURGY
Information
Patent Application
ADDITIVE MANUFACTURING OF ND-FE-B MAGNETS WITH INSULATING LAYERS
Publication number
20240071666
Publication date
Feb 29, 2024
FORD GLOBAL TECHNOLOGIES, L.L.C.
Wanfeng Li
B22 - CASTING POWDER METALLURGY
Information
Patent Application
Cerium-Added RE-T-B-M Series Sintered Neodymium-Iron-Boron Magnet
Publication number
20240071658
Publication date
Feb 29, 2024
Yantai Dongxing Magnetic Materials Inc.
Xiulei CHEN
B22 - CASTING POWDER METALLURGY
Information
Patent Application
NEODYMIUM MAGNET AND METHOD FOR MANUFACTURING NEODYMIUM MAGNET BY T...
Publication number
20240071682
Publication date
Feb 29, 2024
JL MAG RARE-EARTH (BAOTOU) CO., LTD.
Minghuo LIAO
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
Permeating treatment Method for Radially Oriented Sintered Magnet,...
Publication number
20240071683
Publication date
Feb 29, 2024
Shenzhen Radimag Magnets Co., Ltd.
Wenhao CHENG
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
INTERFACE MATERIALS FOR COMPOSITE MAGNETS
Publication number
20240055164
Publication date
Feb 15, 2024
FORD GLOBAL TECHNOLOGIES, L.L.C.
Chuanbing RONG
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SINTERED R-FE-B PERMANENT MAGNET, PREPARATION METHOD AND USE THEREOF
Publication number
20240055163
Publication date
Feb 15, 2024
NANTONG ZHENGHAI MAGNET CO., LTD.
Wei LI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
R-T-B BASED PERMANENT MAGNET
Publication number
20240047103
Publication date
Feb 8, 2024
TDK Corporation
Hikaru KUDO
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
R-T-B BASED PERMANENT MAGNET
Publication number
20240038420
Publication date
Feb 1, 2024
TDK Corporation
Atsushi KODA
B22 - CASTING POWDER METALLURGY
Information
Patent Application
SINTERED NEODYMIUM IRON BORON MAGNET AND METHOD OF PREPARING THE SAME
Publication number
20240029928
Publication date
Jan 25, 2024
JL MAG RARE EARTH CO., LTD.
Huayun Mao
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
RARE EARTH PERMANENT MAGNET, PREPARATION METHOD AND USE THEREOF
Publication number
20240013958
Publication date
Jan 11, 2024
Yantai Zhenghai Magnetic Material Co., Ltd.
Yongjiang YU
B22 - CASTING POWDER METALLURGY
Information
Patent Application
SAMARIUM COBALT AND NEODYMIUM IRON BORIDE MAGNETS AND METHODS OF MA...
Publication number
20240013975
Publication date
Jan 11, 2024
LAWRENCE LIVERMORE NATIONAL SECURITY, LLC
Sarah Baker
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
METHOD FOR PRODUCING A PERMANENT MAGNET FROM A MAGNETIC STARTING MA...
Publication number
20240013976
Publication date
Jan 11, 2024
MIMplus Technologies GmbH & Co. KG
Johannes MAURATH
B22 - CASTING POWDER METALLURGY
Information
Patent Application
PERMANENT MAGNET POWDER MANUFACTURED BY REDUCTION-DIFFUSION METHOD,...
Publication number
20240001440
Publication date
Jan 4, 2024
Hyundai Motor Company
Bo Kyeong Han
B22 - CASTING POWDER METALLURGY