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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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H01F1/059
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Patents Grants
last 30 patents
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Patent Grant
Bonded magnet and method of preparing the same
Patent number
12,148,554
Issue date
Nov 19, 2024
Nichia Corporation
Shuichi Tada
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Anisotropic bonded magnet and preparation method thereof
Patent number
12,142,403
Issue date
Nov 12, 2024
GRIREM HI-TECH CO., LTD.
Yang Luo
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Metastable single-crystal rare earth magnet fine powder and method...
Patent number
12,121,963
Issue date
Oct 22, 2024
National Institute of Advanced Industrial Science and Technology
Yusuke Hirayama
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Sm—Fe—N-based magnetic material and manufacturing method thereof
Patent number
12,080,455
Issue date
Sep 3, 2024
Toyota Jidosha Kabushiki Kaisha
Daisuke Ichigozaki
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Method of producing SmFeN-based rare earth magnet
Patent number
12,027,306
Issue date
Jul 2, 2024
Nichia Corporation
Hisashi Maehara
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Method of producing SmFeN-based rare earth magnet
Patent number
12,027,294
Issue date
Jul 2, 2024
Nichia Corporation
Hisashi Maehara
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Rare earth magnet and production method thereof
Patent number
11,990,260
Issue date
May 21, 2024
Toyota Jidosha Kabushiki Kaisha
Masaaki Ito
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
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
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
Sm—Fe—N-based magnetic material and manufacturing method thereof
Patent number
11,935,676
Issue date
Mar 19, 2024
Toyota Jidosha Kabushiki Kaisha
Daisuke Ichigozaki
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Magnetic powder and method of preparing magnetic powder
Patent number
11,865,623
Issue date
Jan 9, 2024
LG Chem, Ltd.
Jinhyeok Choe
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Composition for bonded magnets and method of manufacturing the same
Patent number
11,862,372
Issue date
Jan 2, 2024
Nichia Corporation
Shuichi Tada
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
High-resistivity sintered samarium-cobalt magnet and preparation me...
Patent number
11,862,370
Issue date
Jan 2, 2024
CHINA JILIANG UNIVERSITY
Nengjun Yu
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Iron-based nanoparticles and grains
Patent number
11,837,393
Issue date
Dec 5, 2023
Regents of The University of Minnesota
Jian-Ping Wang
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Samarium-iron-nitrogen based magnet powder and method of manufactur...
Patent number
11,798,739
Issue date
Oct 24, 2023
TDK Corporation
Ryuji Hashimoto
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Sm—Fe—N magnet material and Sm—Fe—N bonded magnet
Patent number
11,742,121
Issue date
Aug 29, 2023
Daido Steel Co., Ltd.
Iwao Sakazaki
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Magnetic powder
Patent number
11,710,586
Issue date
Jul 25, 2023
Nichia Corporation
Rieko Yoshimoto
B05 - SPRAYING OR ATOMISING IN GENERAL APPLYING LIQUIDS OR OTHER FLUENT MATER...
Information
Patent Grant
Method of preparing bonded magnet and bonded magnet
Patent number
11,694,826
Issue date
Jul 4, 2023
Nichia Corporation
Takashi Asada
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Secondary particles for anisotropic magnetic powder
Patent number
11,685,654
Issue date
Jun 27, 2023
Nichia Corporation
Hisashi Maehara
C01 - INORGANIC CHEMISTRY
Information
Patent Grant
Anisotropic magnetic powders and method of producing the same
Patent number
11,676,748
Issue date
Jun 13, 2023
Nichia Corporation
Hisashi Maehara
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Composite component comprising ring-shaped bonded magnet and method...
Patent number
11,646,154
Issue date
May 9, 2023
Nichia Corporation
Rie Yoshida
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Method of producing magnetic powder
Patent number
11,594,352
Issue date
Feb 28, 2023
Nichia Corporation
Hisashi Maehara
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Magnetic powder containing Sm—Fe—N-based crystal particles, sintere...
Patent number
11,594,353
Issue date
Feb 28, 2023
National Institute of Advanced Industrial Science and Technology
Kenta Takagi
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Yttrium-added rare-earth permanent magnetic material and preparatio...
Patent number
11,505,852
Issue date
Nov 22, 2022
Grirem Advanced Materials Co., Ltd.
Yang Luo
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Rare earth magnet and production method thereof
Patent number
11,476,020
Issue date
Oct 18, 2022
Toyota Jidosha Kabushiki Kaisha
Noritsugu Sakuma
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Samarium-iron-nitrogen alloy powder and method for producing same
Patent number
11,453,057
Issue date
Sep 27, 2022
National Institute of Advanced Industrial Science and Technology
Shusuke Okada
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Methods of producing bonded magnet and compound for bonded magnets
Patent number
11,440,091
Issue date
Sep 13, 2022
Nichia Corporation
Satoshi Yamanaka
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Magnetic powder and preparation method thereof
Patent number
11,424,055
Issue date
Aug 23, 2022
Nichia Corporation
Rieko Yoshimoto
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Samarium-iron-nitrogen magnet powder and method for manufacturing same
Patent number
11,361,888
Issue date
Jun 14, 2022
National Institute of Advanced Industrial Science and Technology
Shusuke Okada
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Permanent magnets with soft material layers
Patent number
11,362,554
Issue date
Jun 14, 2022
Ford Global Technologies, LLC
Chuanbing Rong
H01 - BASIC ELECTRIC ELEMENTS
Patents Applications
last 30 patents
Information
Patent Application
PREPARATION METHOD OF RARE EARTH PERMANENT MAGNETIC MATERIAL
Publication number
20250001498
Publication date
Jan 2, 2025
NINGBO INSTITUTE OF MATERIALS TECHNOLOGY & ENGINEERING, CHINESE ACADEMY OF SC...
Bo Zhou
B22 - CASTING POWDER METALLURGY
Information
Patent Application
SMFEN-BASED ANISOTROPIC MAGNETIC POWDER AND BONDED MAGNET, AND METO...
Publication number
20240387082
Publication date
Nov 21, 2024
Nichia Corporation.
Hisashi MAEHARA
B22 - CASTING POWDER METALLURGY
Information
Patent Application
SM-FE-N-BASED MAGNETIC POWDER AND METHOD FOR MANUFACTURING SAME
Publication number
20240371551
Publication date
Nov 7, 2024
Dowa Holdings Co., Ltd.
Tomoya YAMADA
B22 - CASTING POWDER METALLURGY
Information
Patent Application
SM-FE-N-BASED MAGNETIC MATERIAL AND PRODUCTION METHOD THEREOF
Publication number
20240355516
Publication date
Oct 24, 2024
Toyota Jidosha Kabushiki Kaisha
Tetsuya Shoji
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
METHOD OF PRODUCING SmFeN-BASED RARE EARTH MAGNET
Publication number
20240312704
Publication date
Sep 19, 2024
Toyota Jidosha Kabushiki Kaisha
Tomonori INUZUKA
B22 - CASTING POWDER METALLURGY
Information
Patent Application
SmFeN-BASED ANISOTROPIC MAGNETIC POWDER AND BONDED MAGNET, AND PROD...
Publication number
20240274335
Publication date
Aug 15, 2024
Nichia Corporation.
Hisashi MAEHARA
B22 - CASTING POWDER METALLURGY
Information
Patent Application
RARE-EARTH MAGNET MATERIAL AND MAGNET
Publication number
20240266095
Publication date
Aug 8, 2024
Murata Manufacturing Co., Ltd.
Takashi YAMAZAKI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
PROCESSING OF ANISOTROPIC PERMANENT MAGNET WITHOUT MAGNETIC FIELD
Publication number
20240249877
Publication date
Jul 25, 2024
FORD GLOBAL TECHNOLOGIES, L.L.C.
Wanfeng LI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
ANISOTROPIC SAMARIUM-IRON-NITROGEN MAGNETIC ALLOY POWDER AND PREPAR...
Publication number
20240212899
Publication date
Jun 27, 2024
GRIREM HI-TECH CO., LTD.
Haijun PENG
B22 - CASTING POWDER METALLURGY
Information
Patent Application
MAGNETIC MATERIAL FOR HIGH FREQUENCY USE, AND METHOD FOR PRODUCING...
Publication number
20240186037
Publication date
Jun 6, 2024
National Institute of Advanced Industrial Science and Technology
Nobuyoshi IMAOKA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
MAGNETIC POWDER, COMPOUND, MOLDED BODY, BONDED MAGNET, AND POWDER M...
Publication number
20240177897
Publication date
May 30, 2024
Resonac Corporation
Kazumasa TAKEUCHI
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SmFeN BASED RARE EARTH MAGNET AND PRODUCTION METHOD THEREOF
Publication number
20240161975
Publication date
May 16, 2024
Nichia Corporation.
Hisashi MAEHARA
B22 - CASTING POWDER METALLURGY
Information
Patent Application
METHOD OF PREPARING ANISOTROPIC MAGNETIC POWDER COMPRESSION MOLDED...
Publication number
20240112857
Publication date
Apr 4, 2024
Nichia Corporation.
Takashi ASADA
B22 - CASTING POWDER METALLURGY
Information
Patent Application
METHOD OF PRODUCING PHOSPHATE-COATED SmFeN-BASED ANISOTROPIC MAGNET...
Publication number
20240112838
Publication date
Apr 4, 2024
Nichia Corporation.
Masahiro Abe
B22 - CASTING POWDER METALLURGY
Information
Patent Application
METHOD OF PRODUCING RARE EARTH MAGNETIC POWDER AND RARE EARTH MAGNE...
Publication number
20240062936
Publication date
Feb 22, 2024
Nichia Corporation.
Hisashi MAEHARA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
IRON-BASED NANOPARTICLES AND GRAINS
Publication number
20240055165
Publication date
Feb 15, 2024
Regents of the University of Minnesota
Jian-Ping WANG
B22 - CASTING POWDER METALLURGY
Information
Patent Application
PERMANENT MAGNET AND DEVICE
Publication number
20240047104
Publication date
Feb 8, 2024
Kyushu Institute of Technology
Masaaki TAKEZAWA
B22 - CASTING POWDER METALLURGY
Information
Patent Application
CYLINDRICAL MULTIPOLE MAGNET AND COMPOSITE MATERIAL
Publication number
20240047112
Publication date
Feb 8, 2024
Nichia Corporation.
Rie YOSHIDA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
PRODUCTION METHOD FOR PHOSPHATE-COATED SmFeN-BASED ANISOTROPIC MAGN...
Publication number
20240006101
Publication date
Jan 4, 2024
Nichia Corporation.
Masahiro ABE
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
PRODUCTION METHOD FOR PHOSPHATE-COATED SmFeN-BASED ANISOTROPIC MAGN...
Publication number
20230415227
Publication date
Dec 28, 2023
Nichia Corporation.
Masahiro Abe
B22 - CASTING POWDER METALLURGY
Information
Patent Application
METHOD OF PRODUCING MAGNETIC POWDER-CONTAINING RESIN COMPOSITION
Publication number
20230374257
Publication date
Nov 23, 2023
Nichia Corporation.
Shuichi TADA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
BONDED MAGNET
Publication number
20230360827
Publication date
Nov 9, 2023
Nichia Corporation.
Takashi ASADA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
ANISOTROPIC MAGNETIC POWDERS
Publication number
20230268105
Publication date
Aug 24, 2023
Nichia Corporation.
Hisashi MAEHARA
B22 - CASTING POWDER METALLURGY
Information
Patent Application
METHOD FOR PRODUCING ANISOTROPIC MAGNETIC POWDER, AND ANISOTROPIC M...
Publication number
20230238161
Publication date
Jul 27, 2023
Nichia Corporation.
Hisashi MAEHARA
B22 - CASTING POWDER METALLURGY
Information
Patent Application
METHOD OF PRODUCING PHOSPHATE-COATED SmFeN-BASED ANISOTROPIC MAGNET...
Publication number
20230207166
Publication date
Jun 29, 2023
Nichia Corporation.
Masahiro Abe
B22 - CASTING POWDER METALLURGY
Information
Patent Application
RARE EARTH MAGNET AND PRODUCTION METHOD THEREOF
Publication number
20230162898
Publication date
May 25, 2023
Toyota Jidosha Kabushiki Kaisha
Masaaki ITO
B22 - CASTING POWDER METALLURGY
Information
Patent Application
RARE EARTH MAGNET AND PRODUCTION METHOD THEREOF
Publication number
20230162913
Publication date
May 25, 2023
Toyota Jidosha Kabushiki Kaisha
Masaaki ITO
B22 - CASTING POWDER METALLURGY
Information
Patent Application
ANISOTROPIC RARE-EARTH SINTERED MAGNET AND METHOD FOR PRODUCING SAME
Publication number
20230144451
Publication date
May 11, 2023
Shin-Etsu Chemical Co., Ltd.
Tadao NOMURA
B22 - CASTING POWDER METALLURGY
Information
Patent Application
SAMARIUM-IRON-NITROGEN BASED MAGNET AND SAMARIUM-IRON-NITROGEN BASE...
Publication number
20230144902
Publication date
May 11, 2023
TDK Corporation
Ryuji HASHIMOTO
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
RARE EARTH MAGNET AND PRODUCTION METHOD THEREOF
Publication number
20230139716
Publication date
May 4, 2023
Toyota Jidosha Kabushiki Kaisha
Masaaki ITO
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...