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Ferrous alloys
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Patents Grants
last 30 patents
Information
Patent Grant
Method for producing grain oriented electrical steel sheet
Patent number
12,359,274
Issue date
Jul 15, 2025
Nippon Steel Corporation
Shinsuke Takatani
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Stainless steel pipe and method for manufacturing same
Patent number
12,359,752
Issue date
Jul 15, 2025
JFE Steel Corporation
Shunsuke Sasaki
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Rod-shaped electromagnetic stainless steel material
Patent number
12,359,292
Issue date
Jul 15, 2025
NIPPON STEEL STAINLESS STEEL CORPORATION
Shota Yamasaki
C21 - METALLURGY OF IRON
Information
Patent Grant
Grain-oriented electrical steel sheet and method for producing same
Patent number
12,354,778
Issue date
Jul 8, 2025
JFE Steel Corporation
Makoto Watanabe
C21 - METALLURGY OF IRON
Information
Patent Grant
Hot dip galvanized ultra-high strength steel sheets with high flatness
Patent number
12,344,915
Issue date
Jul 1, 2025
GM Global Technology Operations LLC
Zhou Wang
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Method for producing grain-oriented electrical steel sheet and cold...
Patent number
12,344,909
Issue date
Jul 1, 2025
JFE Steel Corporation
Yukihiro Shingaki
C21 - METALLURGY OF IRON
Information
Patent Grant
Steel sheet and manufacturing method thereof
Patent number
12,344,912
Issue date
Jul 1, 2025
Nippon Steel Corporation
Yuya Suzuki
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Steel sheet, member, and methods for producing the same
Patent number
12,338,505
Issue date
Jun 24, 2025
JFE Steel Corporation
Takuya Hirashima
C21 - METALLURGY OF IRON
Information
Patent Grant
Grain-oriented electrical steel sheet and method for producing same
Patent number
12,331,375
Issue date
Jun 17, 2025
POSCO Co., Ltd
Dae-Hyun Song
C21 - METALLURGY OF IRON
Information
Patent Grant
Non-oriented electrical steel sheet and method for producing same
Patent number
12,331,376
Issue date
Jun 17, 2025
JFE Steel Corporation
Tomoyuki Okubo
C21 - METALLURGY OF IRON
Information
Patent Grant
Method for manufacturing a grain-oriented electrical steel sheet
Patent number
12,325,892
Issue date
Jun 10, 2025
JFE Steel Corporation
Yasuyuki Hayakawa
C21 - METALLURGY OF IRON
Information
Patent Grant
Method for producing grain oriented electrical steel sheet
Patent number
12,325,891
Issue date
Jun 10, 2025
Nippon Steel Corporation
Shinsuke Takatani
C21 - METALLURGY OF IRON
Information
Patent Grant
Cold rolled steel sheet
Patent number
12,319,992
Issue date
Jun 3, 2025
voestalpine STAHL GmbH
Florian Winkelhofer
C21 - METALLURGY OF IRON
Information
Patent Grant
Steel sheet and high strength press hardened steel part having exce...
Patent number
12,312,647
Issue date
May 27, 2025
Arcelormittal
Alice Dumont
C21 - METALLURGY OF IRON
Information
Patent Grant
Method for producing grain oriented electrical steel sheet
Patent number
12,312,649
Issue date
May 27, 2025
Nippon Steel Corporation
Shinsuke Takatani
C21 - METALLURGY OF IRON
Information
Patent Grant
Method for producing grain-oriented electrical steel sheet
Patent number
12,305,255
Issue date
May 20, 2025
JFE Steel Corporation
Yuiko Ehashi
C21 - METALLURGY OF IRON
Information
Patent Grant
Grain-oriented electrical steel sheet
Patent number
12,305,252
Issue date
May 20, 2025
Nippon Steel Corporation
Shinsuke Takatani
C21 - METALLURGY OF IRON
Information
Patent Grant
Hot-rolled steel sheet
Patent number
12,297,524
Issue date
May 13, 2025
Nippon Steel Corporation
Hiroshi Shuto
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Steel sheet, member, and method for producing them
Patent number
12,297,515
Issue date
May 13, 2025
JFE Steel Corporation
Yoshiyasu Kawasaki
C21 - METALLURGY OF IRON
Information
Patent Grant
Method for producing grain-oriented electrical steel sheet
Patent number
12,291,758
Issue date
May 6, 2025
JFE Steel Corporation
Yuiko Ehashi
C21 - METALLURGY OF IRON
Information
Patent Grant
High-carbon hot-rolled steel sheet and method for manufacturing the...
Patent number
12,286,681
Issue date
Apr 29, 2025
JFE Steel Corporation
Yuka Miyamoto
C21 - METALLURGY OF IRON
Information
Patent Grant
Hot dip galvanized steel sheet and method for producing same
Patent number
12,281,392
Issue date
Apr 22, 2025
Nippon Steel Corporation
Takafumi Yokoyama
C21 - METALLURGY OF IRON
Information
Patent Grant
Non-oriented electrical steel sheet, segmented stator, and rotating...
Patent number
12,283,845
Issue date
Apr 22, 2025
Nippon Steel Corporation
Yoshiaki Natori
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Grant
Ferritic stainless steel sheet, production method thereof, and ferr...
Patent number
12,270,096
Issue date
Apr 8, 2025
NIPPON STEEL STAINLESS STEEL CORPORATION
Kou Nishimura
C21 - METALLURGY OF IRON
Information
Patent Grant
Steel sheet and method for manufacturing same
Patent number
12,270,088
Issue date
Apr 8, 2025
Nippon Steel Corporation
Eriko Tsukamoto
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Duplex stainless steel and method for manufacturing same, and duple...
Patent number
12,264,376
Issue date
Apr 1, 2025
JFE Steel Corporation
Kazuki Fujimura
C21 - METALLURGY OF IRON
Information
Patent Grant
High-strength steel sheet and method for producing same
Patent number
12,258,646
Issue date
Mar 25, 2025
JFE Steel Corporation
Hidekazu Minami
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Steel sheet, member, and methods for manufacturing the same
Patent number
12,258,647
Issue date
Mar 25, 2025
JFE Steel Corporation
Yusuke Wada
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Steel sheet and production method for same
Patent number
12,252,758
Issue date
Mar 18, 2025
Nippon Steel Corporation
Hiroyuki Kawata
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Steel sheet and method for producing same
Patent number
12,247,263
Issue date
Mar 11, 2025
Nippon Steel Corporation
Kohichi Sano
C21 - METALLURGY OF IRON
Patents Applications
last 30 patents
Information
Patent Application
GRAIN-ORIENTED ELECTRICAL STEEL SHEET AND METHOD OF PRODUCING SAME
Publication number
20250236925
Publication date
Jul 24, 2025
JFE STEEL CORPORATION
Yukihiro SHINGAKI
C21 - METALLURGY OF IRON
Information
Patent Application
SOFT MAGNETIC IRON
Publication number
20250230534
Publication date
Jul 17, 2025
JFE STEEL CORPORATION
Michitoshi SAEKI
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
LAMINATED CORE
Publication number
20250226704
Publication date
Jul 10, 2025
NIPPON STEEL CORPORATION
Minako FUKUCHI
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
STEEL SHEET AND ENAMELED PRODUCT
Publication number
20250215543
Publication date
Jul 3, 2025
NIPPON STEEL CORPORATION
Nobuo YOSHIKAWA
C21 - METALLURGY OF IRON
Information
Patent Application
MARTENSITIC STAINLESS STEEL MATERIAL
Publication number
20250215546
Publication date
Jul 3, 2025
NIPPON STEEL CORPORATION
Toshiya NISHIMURA
C21 - METALLURGY OF IRON
Information
Patent Application
HIGH-STRENGTH STEEL SHEET AND METHOD FOR PRODUCING THE SAME
Publication number
20250207215
Publication date
Jun 26, 2025
JFE STEEL CORPORATION
Kohei KAWAZOME
C21 - METALLURGY OF IRON
Information
Patent Application
NON-ORIENTED ELECTRICAL STEEL SHEET
Publication number
20250196471
Publication date
Jun 19, 2025
JFE STEEL CORPORATION
Yoshiaki ZAIZEN
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
STEEL SHEET, MEMBER, AND METHOD FOR PRODUCING THEM
Publication number
20250197961
Publication date
Jun 19, 2025
JFE STEEL CORPORATION
Yoshiyasu KAWASAKI
C21 - METALLURGY OF IRON
Information
Patent Application
HIGH STRENGTH STEEL SHEET AND METHOD FOR MANUFACTURING THE SAME
Publication number
20250197959
Publication date
Jun 19, 2025
JFE STEEL CORPORATION
Junya Tobata
C21 - METALLURGY OF IRON
Information
Patent Application
NON-ORIENTED ELECTRICAL STEEL SHEET AND METHOD FOR PRODUCING SAME
Publication number
20250188561
Publication date
Jun 12, 2025
NIPPON STEEL CORPORATION
Hiroyoshi YASHIKI
C21 - METALLURGY OF IRON
Information
Patent Application
NON-ORIENTED SILICON STEEL FOR HIGH-SPEED MOTOR, AND MANUFACTURING...
Publication number
20250188557
Publication date
Jun 12, 2025
ZHANGJIAGANG YANGTZE RIVER COLD ROLLED PLATE CO., LTD
Chongxiang YUE
C21 - METALLURGY OF IRON
Information
Patent Application
NON-ORIENTED ELECTRICAL STEEL SHEET AND METHOD OF PRODUCING SAME
Publication number
20250179601
Publication date
Jun 5, 2025
JFE STEEL CORPORATION
Yoshiaki ZAIZEN
C21 - METALLURGY OF IRON
Information
Patent Application
STEEL SHEET, MEMBER, AND METHODS OF PRODUCING SAME
Publication number
20250179603
Publication date
Jun 5, 2025
JFE STEEL CORPORATION
Shimpei YOSHIOKA
C21 - METALLURGY OF IRON
Information
Patent Application
STEEL SHEET, MEMBER, AND METHODS OF PRODUCING SAME
Publication number
20250179602
Publication date
Jun 5, 2025
JFE STEEL CORPORATION
Shimpei YOSHIOKA
C21 - METALLURGY OF IRON
Information
Patent Application
DEHYDROGENATION APPARATUS, STEEL SHEET PRODUCTION SYSTEM, AND METHO...
Publication number
20250179622
Publication date
Jun 5, 2025
JFE STEEL CORPORATION
Kazuki ENDOH
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
STEEL SHEET, MEMBER, METHODS FOR MANUFACTURING THE SAME, METHOD FOR...
Publication number
20250171869
Publication date
May 29, 2025
JFE STEEL CORPORATION
Shinsuke KOMINE
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
ADDITIVE MANUFACTURING PRODUCT AND METHOD OF PRODUCING SAME
Publication number
20250163552
Publication date
May 22, 2025
JFE STEEL CORPORATION
Kazuki ENDOH
B22 - CASTING POWDER METALLURGY
Information
Patent Application
METHOD FOR PRODUCING GRAIN-ORIENTED ELECTRICAL STEEL SHEET
Publication number
20250163529
Publication date
May 22, 2025
JFE STEEL CORPORATION
Masanori TAKENAKA
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Application
STEEL PLATE FOR ADVANCED NUCLEAR POWER UNIT REACTOR CORE SHELL CYLI...
Publication number
20250154617
Publication date
May 15, 2025
ANGANG STEEL COMPANY LIMITED
Chu WANG
C21 - METALLURGY OF IRON
Information
Patent Application
HOT PRESS-FORMED PART AND MANUFACTURING METHOD THEREOF
Publication number
20250153234
Publication date
May 15, 2025
POSCO CO., LTD
Sang-Heon Kim
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
NON-ORIENTED ELECTRICAL STEEL SHEET AND METHOD FOR PRODUCING THE SAME
Publication number
20250146093
Publication date
May 8, 2025
JFE STEEL CORPORATION
Tomoyuki OKUBO
H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information
Patent Application
NON-ORIENTED ELECTRICAL STEEL SHEET, MOTOR CORE, METHOD FOR MANUFAC...
Publication number
20250140456
Publication date
May 1, 2025
NIPPON STEEL CORPORATION
Ichiro TANAKA
C21 - METALLURGY OF IRON
Information
Patent Application
HIGH-STRENGTH STEEL SHEET AND METHOD FOR MANUFACTURING SAME
Publication number
20250137084
Publication date
May 1, 2025
JFE STEEL CORPORATION
Yusuke Wada
C21 - METALLURGY OF IRON
Information
Patent Application
STEEL SHEET AND HIGH STRENGTH PRESS HARDENED STEEL PART HAVING EXCE...
Publication number
20250137082
Publication date
May 1, 2025
ARCELORMITTAL
Alice DUMONT
C21 - METALLURGY OF IRON
Information
Patent Application
STEEL SHEET AND HIGH STRENGTH PRESS HARDENED STEEL PART HAVING EXCE...
Publication number
20250137083
Publication date
May 1, 2025
ARCELORMITTAL
Alice DUMONT
C21 - METALLURGY OF IRON
Information
Patent Application
DUPLEX STAINLESS STEEL PIPE
Publication number
20250137110
Publication date
May 1, 2025
NIPPON STEEL CORPORATION
Seiya OKADA
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
ULTRA-HIGH-STRENGTH REINFORCING BAR AND MANUFACTURING METHOD THEREOF
Publication number
20250129446
Publication date
Apr 24, 2025
HYUNDAI STEEL COMPANY
Jun Ho Chung
C21 - METALLURGY OF IRON
Information
Patent Application
DUPLEX STAINLESS STEEL MATERIAL
Publication number
20250129461
Publication date
Apr 24, 2025
NIPPON STEEL CORPORATION
Daisuke MATSUO
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
Soft Magnetic Powder, Dust Core, Magnetic Element, And Electronic D...
Publication number
20250125076
Publication date
Apr 17, 2025
SEIKO EPSON CORPORATION
Toshiki SANO
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
STEEL SHEET, MEMBER, AND METHODS FOR MANUFACTURING SAME
Publication number
20250122602
Publication date
Apr 17, 2025
JFE STEEL CORPORATION
Yoichiro Matsui
C21 - METALLURGY OF IRON