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Ferrous alloys
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C22C38/005
containing rare earths
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Patents Grants
last 30 patents
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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
Steel sheet
Patent number
11,970,752
Issue date
Apr 30, 2024
Nippon Steel Corporation
Kengo Takeda
C21 - METALLURGY OF IRON
Information
Patent Grant
Hot-rolled steel sheet
Patent number
11,970,758
Issue date
Apr 30, 2024
Nippon Steel Corporation
Hiroshi Shuto
C21 - METALLURGY OF IRON
Information
Patent Grant
Method for producing hot-rolled steel sheet and method for producin...
Patent number
11,965,222
Issue date
Apr 23, 2024
JFE Steel Corporation
Hidekazu Minami
C21 - METALLURGY OF IRON
Information
Patent Grant
Thin steel sheet and method for manufacturing the same
Patent number
11,965,223
Issue date
Apr 23, 2024
JFE Steel Corporation
Noriaki Kohsaka
C21 - METALLURGY OF IRON
Information
Patent Grant
Hot-work die steel with high toughness at low temperatures and high...
Patent number
11,959,158
Issue date
Apr 16, 2024
University of Science and Technology Beijing
Jinfeng Huang
C21 - METALLURGY OF IRON
Information
Patent Grant
Non oriented electrical steel sheet
Patent number
11,952,641
Issue date
Apr 9, 2024
Nippon Steel Corporation
Masaru Takahashi
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
High-strength steel sheet and method for producing same
Patent number
11,946,112
Issue date
Apr 2, 2024
JFE Steel Corporation
Yoshihiko Ono
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Method of producing a non-oriented electrical steel sheet
Patent number
11,946,123
Issue date
Apr 2, 2024
JFE Steel Corporation
Masanori Uesaka
C21 - METALLURGY OF IRON
Information
Patent Grant
Method for producing hot-rolled steel sheet, method for producing c...
Patent number
11,939,640
Issue date
Mar 26, 2024
JFE Steel Corporation
Katsutoshi Takashima
C21 - METALLURGY OF IRON
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
Duplex ferritic austenitic stainless steel composition
Patent number
11,932,926
Issue date
Mar 19, 2024
OUTOKUMPU OYJ
James Oliver
C21 - METALLURGY OF IRON
Information
Patent Grant
Cast iron inoculant and method for production of cast iron inoculant
Patent number
11,932,913
Issue date
Mar 19, 2024
Elkem ASA
Emmanuelle Ott
C21 - METALLURGY OF IRON
Information
Patent Grant
High-strength cold-rolled steel sheet and method for manufacturing...
Patent number
11,926,881
Issue date
Mar 12, 2024
JFE Steel Corporation
Yuji Tanaka
C21 - METALLURGY OF IRON
Information
Patent Grant
Steel sheet for hot stamping
Patent number
11,926,120
Issue date
Mar 12, 2024
Nippon Steel Corporation
Takayuki Harano
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Additive manufacture of anisotropic rare earth magnets
Patent number
11,920,224
Issue date
Mar 5, 2024
Ford Global Technologies, LLC
Wanfeng Li
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
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
Hot dip galvanized steel sheet and method for producing same
Patent number
11,905,570
Issue date
Feb 20, 2024
Nippon Steel Corporation
Takafumi Yokoyama
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Hot-stamped article
Patent number
11,905,581
Issue date
Feb 20, 2024
Nippon Steel Corporation
Yuji Sakiyama
C21 - METALLURGY OF IRON
Information
Patent Grant
Hot-stamp-molded article
Patent number
11,904,573
Issue date
Feb 20, 2024
Nippon Steel Corporation
Yuji Sakiyama
C21 - METALLURGY OF IRON
Information
Patent Grant
Steel sheet
Patent number
11,898,219
Issue date
Feb 13, 2024
Nippon Steel Corporation
Katsuya Nakano
C21 - METALLURGY OF IRON
Information
Patent Grant
Steel material suitable for use in sour environment
Patent number
11,891,680
Issue date
Feb 6, 2024
Nippon Steel Corporation
Yohei Otome
C21 - METALLURGY OF IRON
Information
Patent Grant
Hot-stamping formed body
Patent number
11,884,989
Issue date
Jan 30, 2024
Nippon Steel Corporation
Daisuke Maeda
C21 - METALLURGY OF IRON
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
Steel sheet and method of manufacturing the same
Patent number
11,866,800
Issue date
Jan 9, 2024
Nippon Steel Corporation
Hiroyuki Kawata
C21 - METALLURGY OF IRON
Information
Patent Grant
Zinc-plated steel sheet and manufacturing method thereof
Patent number
11,859,259
Issue date
Jan 2, 2024
Nippon Steel Corporation
Takafumi Yokoyama
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Non oriented electrical steel sheet, iron core, manufacturing metho...
Patent number
11,859,265
Issue date
Jan 2, 2024
Nippon Steel Corporation
Ichiro Tanaka
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Non-magnesium process to produce compacted graphite iron (CGI)
Patent number
11,859,270
Issue date
Jan 2, 2024
SNAM ALLOYS PVT LTD
Srikanth Sivaraman
B22 - CASTING POWDER METALLURGY
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
Patents Applications
last 30 patents
Information
Patent Application
STEEL SHEET AND METHOD OF PRODUCTION OF SAME
Publication number
20240150863
Publication date
May 9, 2024
NIPPON STEEL CORPORATION
Katsuya NAKANO
C21 - METALLURGY OF IRON
Information
Patent Application
NON-ORIENTED ELECTRICAL STEEL SHEET
Publication number
20240153684
Publication date
May 9, 2024
NIPPON STEEL CORPORATION
Takeaki WAKISAKA
C21 - METALLURGY OF IRON
Information
Patent Application
ROTATING ELECTRICAL MACHINE, STATOR CORE AND ROTOR CORE SET, METHOD...
Publication number
20240154472
Publication date
May 9, 2024
NIPPON STEEL CORPORATION
Tesshu MURAKAWA
C21 - METALLURGY OF IRON
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
NON-ORIENTED ELECTRICAL STEEL SHEET AND METHOD FOR MANUFACTURING SAME
Publication number
20240153683
Publication date
May 9, 2024
NIPPON STEEL CORPORATION
Tesshu MURAKAWA
C21 - METALLURGY OF IRON
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
STEEL SHEET AND WELDED JOINT
Publication number
20240141467
Publication date
May 2, 2024
NIPPON STEEL CORPORATION
Yuya SUZUKI
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
ALLOYED HOT DIP GALVANNEALED STEEL SHEET
Publication number
20240141469
Publication date
May 2, 2024
NIPPON STEEL CORPORATION
Keitaro MATSUDA
C21 - METALLURGY OF IRON
Information
Patent Application
HIGH-STRENGTH STEEL SHEET AND METHOD FOR MANUFACTURING THE SAME
Publication number
20240141452
Publication date
May 2, 2024
JFE STEEL CORPORATION
Thi Huyen Doan
C21 - METALLURGY OF IRON
Information
Patent Application
HOT-STAMP FORMED BODY
Publication number
20240133007
Publication date
Apr 25, 2024
NIPPON STEEL CORPORATION
Shingo FUJINAKA
C21 - METALLURGY OF IRON
Information
Patent Application
STEEL SHEET, MEMBER, AND METHODS FOR MANUFACTURING THE SAME
Publication number
20240132987
Publication date
Apr 25, 2024
JFE STEEL CORPORATION
Katsuya Hata
C21 - METALLURGY OF IRON
Information
Patent Application
STEEL SHEET, MEMBER, AND METHODS FOR MANUFACTURING THE SAME
Publication number
20240132986
Publication date
Apr 25, 2024
JFE STEEL CORPORATION
Katsuya Hata
C21 - METALLURGY OF IRON
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
STEEL SHEET
Publication number
20240124963
Publication date
Apr 18, 2024
NIPPON STEEL CORPORATION
Satoshi HIRONAKA
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
HOT-STAMPING FORMED BODY
Publication number
20240117477
Publication date
Apr 11, 2024
NIPPON STEEL CORPORATION
Kodai MURASAWA
C21 - METALLURGY OF IRON
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
NON-MAGNESIUM PROCESS TO PRODUCE COMPACTED GRAPHITE IRON (CGI)
Publication number
20240093337
Publication date
Mar 21, 2024
SNAM ALLOYS PVT LTD
Srikanth Sivaraman
B22 - CASTING POWDER METALLURGY
Information
Patent Application
NON-ORIENTED ELECTRICAL STEEL SHEET, MOTOR CORE, METHOD FOR MANUFAC...
Publication number
20240096531
Publication date
Mar 21, 2024
NIPPON STEEL CORPORATION
Ichiro TANAKA
B32 - LAYERED PRODUCTS
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
An overlay welding material
Publication number
20240091887
Publication date
Mar 21, 2024
Peter Szakálos
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
STEEL SHEET
Publication number
20240084427
Publication date
Mar 14, 2024
NIPPON STEEL CORPORATION
Yuya SUZUKI
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
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
Die steel with a high thermal diffusion coefficient and its prepara...
Publication number
20240068078
Publication date
Feb 29, 2024
HEBEI VOCATIONAL UNIVERSITY OF INDUSTRY AND TECHNOLOGY
Shuang LI
C21 - METALLURGY OF IRON
Information
Patent Application
HIGH-ALUMINUM AUSTENITIC ALLOY HAVING EXCELLENT HIGH-TEMPERATURE AN...
Publication number
20240068079
Publication date
Feb 29, 2024
YANTAI MANOIR HEAT RESISTANT ALLOYS CO., LTD.
Minghao ZHANG
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
STEEL SHEET, MEMBER, AND METHODS FOR MANUFACTURING THE SAME
Publication number
20240068065
Publication date
Feb 29, 2024
JFE STEEL CORPORATION
Taiyo Asakawa
C21 - METALLURGY OF IRON
Information
Patent Application
STAINLESS STEEL MATERIAL, METHOD FOR PRODUCING SAME, AND ANTIBACTER...
Publication number
20240060151
Publication date
Feb 22, 2024
NIPPON STEEL STAINLESS STEEL CORPORATION
Akinori KAWANO
C21 - METALLURGY OF IRON