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H01F1/058
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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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H01F1/058
and IVa elements
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Patents Grants
last 30 patents
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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
Composite magnetic material and inductor using the same
Patent number
11,901,104
Issue date
Feb 13, 2024
Murata Manufacturing Co., Ltd.
Takuya Ishida
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Magnetocaloric alloys useful for magnetic refrigeration applications
Patent number
11,728,074
Issue date
Aug 15, 2023
General Engineering & Research, L.L.C.
Robin Ihnfeldt
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Rare earth magnet and manufacturing method therefor
Patent number
11,664,140
Issue date
May 30, 2023
Toyota Jidosha Kabushiki Kaisha
Noritsugu Sakuma
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Composite magnetic material and inductor using the same
Patent number
11,631,513
Issue date
Apr 18, 2023
Murata Manufacturing Co., Ltd.
Takuya Ishida
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Caster assembly
Patent number
11,607,731
Issue date
Mar 21, 2023
Noveon Magnetics Inc.
Miha Zakotnik
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Oxide superconductor and method for manufacturing the same
Patent number
11,328,846
Issue date
May 10, 2022
Kabushiki Kaisha Toshiba
Takeshi Araki
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Sub-micron particles of rare earth and transition metals and alloys...
Patent number
11,213,890
Issue date
Jan 4, 2022
Urban Mining Technology Company, Inc.
Miha Zakotnik
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Permanent magnet and permanent magnet powder
Patent number
11,205,532
Issue date
Dec 21, 2021
TDK Corporation
Masashi Ito
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Composite magnet with magnetically hard and soft phases
Patent number
11,189,405
Issue date
Nov 30, 2021
Ford Global Technologies, LLC
Chuanbing Rong
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Sintered magnet composition without heavy rare earth element and a...
Patent number
11,062,827
Issue date
Jul 13, 2021
YANTAI SHOUGANG MAGNETIC MATERIALS INC.
Kaihong Ding
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Alloy for R-T-B-based rare earth sintered magnet, process of produc...
Patent number
11,024,448
Issue date
Jun 1, 2021
TDK Corporation
Kenichiro Nakajima
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
R-T-B based permanent magnet
Patent number
10,943,717
Issue date
Mar 9, 2021
TDK Corporation
Masashi Miwa
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Caster assembly
Patent number
10,926,333
Issue date
Feb 23, 2021
Urban Mining Technology Company, Inc.
Miha Zakotnik
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Rare earth permanent magnet
Patent number
10,886,044
Issue date
Jan 5, 2021
TDK Corporation
Masashi Ito
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
R-T-B based permanent magnet
Patent number
10,784,028
Issue date
Sep 22, 2020
TDK Corporation
Tamotsu Ishiyama
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
R-T-B based sintered magnet
Patent number
10,755,840
Issue date
Aug 25, 2020
TDK Corporation
Tetsuya Hidaka
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Oxide superconductor and method for manufacturing the same
Patent number
10,692,634
Issue date
Jun 23, 2020
Kabushiki Kaisha Toshiba
Takeshi Araki
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Rare-earth permanent magnet
Patent number
10,529,474
Issue date
Jan 7, 2020
TDK Corporation
Shogo Kadota
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Permanent magnet
Patent number
10,366,814
Issue date
Jul 30, 2019
TDK Corporation
Masashi Ito
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
R-T-B based sintered magnet
Patent number
10,026,532
Issue date
Jul 17, 2018
TDK Corporation
Tetsuya Hidaka
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
R-T-B based sintered magnet
Patent number
9,991,035
Issue date
Jun 5, 2018
TDK Corporation
Tetsuya Hidaka
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
R-T-B-M-C sintered magnet and production method and an apparatus fo...
Patent number
9,672,980
Issue date
Jun 6, 2017
YANTAI SHOUGANG MAGNETIC MATERIALS INC.
Zhongjie Peng
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Method for producing sintered rare-earth magnet, sintered rare-eart...
Patent number
9,640,305
Issue date
May 2, 2017
Toyota Jidosha Kabushiki Kaisha
Tetsuya Shoji
B82 - NANO-TECHNOLOGY
Information
Patent Grant
Open-celled, porous shaped body for heat exchangers
Patent number
9,343,209
Issue date
May 17, 2016
BASF SE
Bernard Hendrik Reesink
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Magnetic material and motor using the same
Patent number
8,821,649
Issue date
Sep 2, 2014
Hitachi, Ltd.
Takayuki Kanda
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Rare earth sintered magnet
Patent number
8,425,695
Issue date
Apr 23, 2013
TDK Corporation
Takuma Hayakawa
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Rare earth magnet
Patent number
8,152,936
Issue date
Apr 10, 2012
TDK Corporation
Taeko Tsubokura
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Alloy containing rare earth element, production method thereof, mag...
Patent number
8,110,049
Issue date
Feb 7, 2012
Showa Denko K.K.
Kenichiro Nakajima
C21 - METALLURGY OF IRON
Information
Patent Grant
Nd-Fe-B rare earth permanent magnet material
Patent number
8,012,269
Issue date
Sep 6, 2011
Shin-Etsu Chemical Co., Ltd.
Kenji Yamamoto
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Patents Applications
last 30 patents
Information
Patent Application
COMPOSITE MAGNETIC MATERIAL AND INDUCTOR USING THE SAME
Publication number
20230207168
Publication date
Jun 29, 2023
Murata Manufacturing Co., Ltd.
Takuya ISHIDA
B22 - CASTING POWDER METALLURGY
Information
Patent Application
RARE-EARTH SINTERED MAGNET
Publication number
20230005646
Publication date
Jan 5, 2023
Shin-Etsu Chemical Co., Ltd.
Tetsuya KUME
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
R-T-B-BASED PERMANENT MAGNET MATERIAL, PREPARATION METHOD THEREFOR...
Publication number
20220293309
Publication date
Sep 15, 2022
Xiamen Tungsten Co., Ltd.
Qin LAN
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
SUB-MICRON PARTICLES OF RARE EARTH AND TRANSITION METALS AND ALLOYS...
Publication number
20220203444
Publication date
Jun 30, 2022
URBAN MINING TECHNOLOGY COMPANY, INC.
MIHA ZAKOTNIK
B22 - CASTING POWDER METALLURGY
Information
Patent Application
RARE EARTH MAGNET AND MANUFACTURING METHOD THEREFOR
Publication number
20210327620
Publication date
Oct 21, 2021
Toyota Jidosha Kabushiki Kaisha
Noritsugu SAKUMA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
METAL ATOM CLUSTER-EMBEDDED MAGNETIC IRON OXIDE NANOPARTICLE (MION)...
Publication number
20210308284
Publication date
Oct 7, 2021
XI'AN SUPERMAG BIO-NANOTECH CO., LTD.
Haiming FAN
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
Caster Assembly
Publication number
20210229178
Publication date
Jul 29, 2021
Urban Mining CO
Miha Zakotnik
B22 - CASTING POWDER METALLURGY
Information
Patent Application
Fine grain structures for tough rare earth permanent magnets
Publication number
20210134497
Publication date
May 6, 2021
Iowa State University Research Foundation, Inc.
Baozhi Cui
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
MAGNETOCALORIC ALLOYS USEFUL FOR MAGNETIC REFRIGERATION APPLICATIONS
Publication number
20210065941
Publication date
Mar 4, 2021
Robin Ihnfeldt
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
OXIDE SUPERCONDUCTOR AND METHOD FOR MANUFACTURING THE SAME
Publication number
20200328016
Publication date
Oct 15, 2020
KABUSHIKI KAISHA TOSHIBA
Takeshi ARAKI
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
COMPOSITE MAGNETIC MATERIAL AND INDUCTOR USING THE SAME
Publication number
20200312501
Publication date
Oct 1, 2020
Murata Manufacturing Co., Ltd.
Takuya ISHIDA
B22 - CASTING POWDER METALLURGY
Information
Patent Application
COMPOSITE MAGNET WITH MAGNETICALLY HARD AND SOFT PHASES
Publication number
20200258663
Publication date
Aug 13, 2020
FORD GLOBAL TECHNOLOGIES, L.L.C.
CHUANBING RONG
B22 - CASTING POWDER METALLURGY
Information
Patent Application
MAGNET MATERIAL, PERMANENT MAGNET, ROTARY ELECTRIC MACHINE, AND VEH...
Publication number
20200075203
Publication date
Mar 5, 2020
Kabushiki Kaisha Toshiba
Masaya Hagiwara
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
PERMANENT MAGNET AND PERMANENT MAGNET POWDER
Publication number
20190333660
Publication date
Oct 31, 2019
TDK Corporation
Masashi ITO
B22 - CASTING POWDER METALLURGY
Information
Patent Application
RARE EARTH PERMANENT MAGNET
Publication number
20190279794
Publication date
Sep 12, 2019
TDK Corporation
Masashi ITO
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SUB-MICRON PARTICLES OF RARE EARTH AND TRANSITION METALS AND ALLOYS...
Publication number
20190198208
Publication date
Jun 27, 2019
Miha ZAKOTNIK
B22 - CASTING POWDER METALLURGY
Information
Patent Application
Feedstock and heterogeneous structure for tough rare earth permanen...
Publication number
20190115128
Publication date
Apr 18, 2019
Iowa State University Research Foundation, Inc.
Jun Cui
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
R-T-B BASED SINTERED MAGNET
Publication number
20180294082
Publication date
Oct 11, 2018
TDK Corporation
Tetsuya HIDAKA
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
RARE EARTH MAGNET AND PRODUCTION METHOD THEREOF
Publication number
20180182515
Publication date
Jun 28, 2018
Toyota Jidosha Kabushiki Kaisha
Masaaki ITO
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
RARE EARTH MAGNET
Publication number
20180182516
Publication date
Jun 28, 2018
Toyota Jidosha Kabushiki Kaisha
Masaaki ITO
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
SUPERCONDUCTING COIL AND SUPERCONDUCTING DEVICE
Publication number
20180061541
Publication date
Mar 1, 2018
KABUSHIKI KAISHA TOSHIBA
Takeshi ARAKI
C04 - CEMENTS CONCRETE ARTIFICIAL STONE CERAMICS REFRACTORIES
Information
Patent Application
OXIDE SUPERCONDUCTOR AND METHOD FOR MANUFACTURING THE SAME
Publication number
20180061537
Publication date
Mar 1, 2018
KABUSHIKI KAISHA TOSHIBA
Takeshi ARAKI
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
Compositions Including Magnetic Materials
Publication number
20170301441
Publication date
Oct 19, 2017
SIMON FRASER UNIVERSITY
Bonnie GRAY
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
SINTERED MAGNET COMPOSITION WITHOUT HEAVY RARE EARTH ELEMENT AND A...
Publication number
20170213627
Publication date
Jul 27, 2017
Yantai Shougang Magnetic Materials, Inc.
Kaihong Ding
C21 - METALLURGY OF IRON
Information
Patent Application
R-T-B BASED SINTERED MAGNET
Publication number
20170103836
Publication date
Apr 13, 2017
TDK Corporation
Tetsuya HIDAKA
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
RARE-EARTH PERMANENT MAGNET
Publication number
20170047151
Publication date
Feb 16, 2017
TDK Corporation
Shogo KADOTA
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
RARE EARTH-COBALT PERMANENT MAGNET
Publication number
20150380134
Publication date
Dec 31, 2015
NEC Tokin Corporation
Hiroaki MACHIDA
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
R-T-B-M-C Sintered Magnet And Production Method And An Apparatus Fo...
Publication number
20140210580
Publication date
Jul 31, 2014
Zhongjie Peng
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
ALLOY FOR R-T-B-BASED RARE EARTH SINTERED MAGNET, PROCESS OF PRODUC...
Publication number
20140132377
Publication date
May 15, 2014
Showa Denko K.K.
Kenichiro Nakajima
C21 - METALLURGY OF IRON
Information
Patent Application
Rare Earth Magnet and Motor Using the Same
Publication number
20130278104
Publication date
Oct 24, 2013
Matahiro Komuro
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...