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last 30 patents
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Patent Grant
Auxiliary alloy casting piece, high-remanence and high-coercive for...
Patent number
12,087,481
Issue date
Sep 10, 2024
BAOTOU JINSHAN MAGNETIC MATERIAL CO., LTD.
Feng Xia
B22 - CASTING POWDER METALLURGY
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
Device and method for the addition of liquid additives in the form...
Patent number
11,986,836
Issue date
May 21, 2024
Yantai Dongxing Magnetic Materials Inc.
Yulong Zhai
B22 - CASTING POWDER METALLURGY
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
Method for manufacturing rare earth permanent magnet
Patent number
11,915,861
Issue date
Feb 27, 2024
Star Group Ind. Co., Ltd.
Dong Hwan Kim
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Preparation of titanium and titanium alloy powder for 3D printing b...
Patent number
11,911,826
Issue date
Feb 27, 2024
University of Science and Technology Beijing
Gang Chen
B22 - CASTING POWDER METALLURGY
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
Rare earth permanent magnets and their preparation
Patent number
11,791,093
Issue date
Oct 17, 2023
Shin-Etsu Chemical Co., Ltd.
Hiroaki Nagata
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
R-T-B based permanent magnet
Patent number
11,783,973
Issue date
Oct 10, 2023
TDK Corporation
Hidetake Kitaoka
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Neodymium-iron-boron permanent magnet and preparation method and us...
Patent number
11,705,256
Issue date
Jul 18, 2023
BAOTOU JINSHAN MAGNETIC MATERIAL CO., LTD.
Feng Xia
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Zirconium nitride powder and method for producing same
Patent number
11,697,156
Issue date
Jul 11, 2023
Mitsubishi Materials Electronic Chemicals Co., Ltd.
Kensuke Kageyama
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Rare-earth permanent magnet and method of manufacturing the same
Patent number
11,682,506
Issue date
Jun 20, 2023
Hyundai Motor Company
Do Hoon Kim
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Method and installation for manufacturing a starting material for p...
Patent number
11,660,639
Issue date
May 30, 2023
NETZSCH Trockenmahltechnik GmbH
Frank Winter
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Micro powder for preparing neodymium-iron-boron permanent magnet ma...
Patent number
11,571,744
Issue date
Feb 7, 2023
SANVAC (BEIJING) MAGNETICS CO., LTD.
Guoan Chen
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Grain boundary engineering of sintered magnetic alloys and the comp...
Patent number
11,557,411
Issue date
Jan 17, 2023
Noveon Magnetics Inc.
Miha Zakotnik
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Rare earth permanent magnets and their preparation
Patent number
11,482,377
Issue date
Oct 25, 2022
Shin-Etsu Chemical Co., Ltd.
Hiroaki Nagata
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
R-T-B based sintered magnet
Patent number
11,469,016
Issue date
Oct 11, 2022
TDK Corporation
Ayato Kakoki
B22 - CASTING POWDER METALLURGY
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Patent Grant
Method for producing rare-earth magnets, and rare-earth-compound ap...
Patent number
11,424,072
Issue date
Aug 23, 2022
Shin-Etsu Chemical Co., Ltd.
Yukihiro Kuribayashi
B22 - CASTING POWDER METALLURGY
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Patent Grant
Iron powder, silicon oxide coated iron powder,, molded article for...
Patent number
11,247,265
Issue date
Feb 15, 2022
Dowa Electronics Materials Co., Ltd.
Hidenori Yamaji
B22 - CASTING POWDER METALLURGY
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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
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Patent Grant
Rare earth magnet
Patent number
10,991,493
Issue date
Apr 27, 2021
TDK Corporation
Wakako Okawa
B22 - CASTING POWDER METALLURGY
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Patent Grant
Rare earth magnet
Patent number
10,984,929
Issue date
Apr 20, 2021
TDK Corporation
Wakako Okawa
B22 - CASTING POWDER METALLURGY
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Patent Grant
Sintered Nd—Fe—B magnet composition and a production method for the...
Patent number
10,978,226
Issue date
Apr 13, 2021
YANTAI SHOUGANG MAGNETIC MATERIALS INC.
Kaihong Ding
B22 - CASTING POWDER METALLURGY
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Patent Grant
Permanent magnet, rotary electrical machine, and vehicle
Patent number
10,951,074
Issue date
Mar 16, 2021
Kabushiki Kaisha Toshiba
Yosuke Horiuchi
B22 - CASTING POWDER METALLURGY
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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
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Patent Grant
Rare earth permanent magnet material and manufacturing method thereof
Patent number
10,867,727
Issue date
Dec 15, 2020
Baotou Tianhe Magnetics Technology Co., Ltd.
Yi Dong
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Method for producing rare-earth magnets, and slurry application device
Patent number
10,861,645
Issue date
Dec 8, 2020
Shin-Etsu Chemical Co., Ltd.
Yukihiro Kuribayashi
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Sputtering target of sintered Sb—Te-based alloy
Patent number
10,854,435
Issue date
Dec 1, 2020
JX Nippon Mining & Metals Corporation
Yoshimasa Koido
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Method for producing rare-earth magnets, and rare-earth-compound ap...
Patent number
10,832,864
Issue date
Nov 10, 2020
Shin-Etsu Chemical Co., Ltd.
Yukihiro Kuribayashi
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
R-T-B based rare earth magnet
Patent number
10,825,589
Issue date
Nov 3, 2020
TDK Corporation
Makoto Iwasaki
B22 - CASTING POWDER METALLURGY
Patents Applications
last 30 patents
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
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
TANTALUM NANOPARTICLE PREPARATION, METHOD FOR PRODUCING TANTALUM NA...
Publication number
20240351098
Publication date
Oct 24, 2024
INSTITUTO HERCÍLIO RANDON
Joel BOARETTO
B22 - CASTING POWDER METALLURGY
Information
Patent Application
NEODYMIUM-IRON-BORON MAGNET AND PREPARATION METHOD THEREFOR
Publication number
20240339251
Publication date
Oct 10, 2024
Fujian Golden Dragon Rare-Earth Co., Ltd
ZHIHUI TANG
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-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
Dual Phase High Entropy Boride-Carbide Composites for Extreme Envir...
Publication number
20240287657
Publication date
Aug 29, 2024
The Government of the United States of America, as represented by the Secreta...
Ramasis Goswami
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
SILVER POWDER AND METHOD OF PRODUCING SAME
Publication number
20240227002
Publication date
Jul 11, 2024
DOWA ELECTRONICS MATERIALS CO., LTD.
Kaori TOKUSADA
B22 - CASTING POWDER METALLURGY
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
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
SILVER POWDER AND METHOD OF PRODUCING SAME
Publication number
20240131580
Publication date
Apr 25, 2024
DOWA ELECTRONICS MATERIALS CO., LTD.
Kaori TOKUSADA
B22 - CASTING POWDER METALLURGY
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
METHOD FOR RECYCLING RARE EARTH ELEMENT-CONTAINING POWDER, AND METH...
Publication number
20240112854
Publication date
Apr 4, 2024
Proterial, Ltd.
Takahiro YOMOGITA
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
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
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
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
RARE-EARTH PERMANENT MAGNET AND METHOD OF MANUFACTURING THE SAME
Publication number
20240006099
Publication date
Jan 4, 2024
Hyundai Motor Company
Do Hoon KIM
B22 - CASTING POWDER METALLURGY
Information
Patent Application
ALLOY POWDER, PREPARATION METHOD THEREFOR, AND USE THEREFOR
Publication number
20230364677
Publication date
Nov 16, 2023
Yuanyun ZHAO
B22 - CASTING POWDER METALLURGY
Information
Patent Application
METHOD OF PREPARING NANO-POROUS POWDER MATERIAL
Publication number
20230321720
Publication date
Oct 12, 2023
SHANGHAI FUTING TECHNOLOGY CO., LTD
Yuanyun ZHAO
B22 - CASTING POWDER METALLURGY
Information
Patent Application
Copper Powder, and Method for Manufacturing Copper Powder
Publication number
20230311207
Publication date
Oct 5, 2023
JX NIPPON MINING & METALS CORPORATION
Kazuhiro Moriwaki
B22 - CASTING POWDER METALLURGY