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Hideaki IRIKAWA
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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Aluminum-plated steel sheet, hot-stamped member, and method for man...
Patent number
12,234,538
Issue date
Feb 25, 2025
Nippon Steel Corporation
Yuki Suzuki
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Production method for hot press molded articles, press molded artic...
Patent number
12,179,246
Issue date
Dec 31, 2024
Nippon Steel Corporation
Masahiro Kubo
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Aluminum-based plated steel sheet, method of manufacturing aluminum...
Patent number
11,535,916
Issue date
Dec 27, 2022
Nippon Steel Corporation
Soshi Fujita
C21 - METALLURGY OF IRON
Information
Patent Grant
Fe—Al-based plated hot-stamped member and manufacturing method of F...
Patent number
11,530,474
Issue date
Dec 20, 2022
Nippon Steel Corporation
Soshi Fujita
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Overlapped blank for hot stamping, method of manufacturing overlapp...
Patent number
11,364,707
Issue date
Jun 21, 2022
Nippon Steel Corporation
Soshi Fujita
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Steel member, steel sheet, and methods for manufacturing same
Patent number
11,352,684
Issue date
Jun 7, 2022
Nippon Steel Corporation
Shinichiro Tabata
C21 - METALLURGY OF IRON
Information
Patent Grant
Automobile part and method for manufacturing automobile part
Patent number
10,232,426
Issue date
Mar 19, 2019
Nippon Steel & Sumitomo Metal Corporation
Jun Maki
C21 - METALLURGY OF IRON
Information
Patent Grant
Al-plated steel sheet used for hot pressing and method for manufact...
Patent number
9,970,116
Issue date
May 15, 2018
Nippon Steel & Sumitomo Metal Corporation
Soshi Fujita
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Patents Applications
last 30 patents
Information
Patent Application
JOINT COMPONENT AND JOINT STEEL SHEET
Publication number
20240269773
Publication date
Aug 15, 2024
NIPPON STEEL CORPORATION
Yasuaki NAITO
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
METHOD FOR MANUFACTURING HOT-PRESS-FORMED ARTICLE, AND HOT-PRESS-FO...
Publication number
20230166314
Publication date
Jun 1, 2023
NIPPON STEEL CORPORATION
Soshi FUJITA
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
HOT-STAMPED MEMBER AND STEEL SHEET FOR HOT STAMPING
Publication number
20230028362
Publication date
Jan 26, 2023
NIPPON STEEL CORPORATION
Kazuhisa KUSUMI
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
METHOD OF MANUFACTURING OVERLAPPED HOT STAMP MOLDED BODY, AND OVERL...
Publication number
20220402015
Publication date
Dec 22, 2022
NIPPON STEEL CORPORATION
Soshi FUJITA
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
ALUMINUM-PLATED STEEL SHEET, HOT-STAMPED MEMBER, AND METHOD FOR MAN...
Publication number
20220025498
Publication date
Jan 27, 2022
NIPPON STEEL CORPORATION
Yuki SUZUKI
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
STEEL MEMBER, STEEL SHEET, AND METHODS FOR MANUFACTURING SAME
Publication number
20210395870
Publication date
Dec 23, 2021
NIPPON STEEL CORPORATION
Shinichiro TABATA
C21 - METALLURGY OF IRON
Information
Patent Application
OVERLAPPED BLANK FOR HOT STAMPING, METHOD OF MANUFACTURING OVERLAPP...
Publication number
20210197525
Publication date
Jul 1, 2021
NIPPON STEEL CORPORATION
Soshi FUJITA
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
ALUMINUM-BASED PLATED STEEL SHEET, METHOD OF MANUFACTURING ALUMINUM...
Publication number
20210164080
Publication date
Jun 3, 2021
NIPPON STEEL CORPORATION
Soshi FUJITA
C21 - METALLURGY OF IRON
Information
Patent Application
PRODUCTION METHOD FOR HOT PRESS MOLDED ARTICLES, PRESS MOLDED ARTIC...
Publication number
20210114074
Publication date
Apr 22, 2021
NIPPON STEEL CORPORATION
Masahiro KUBO
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
Fe-Al-BASED PLATED HOT-STAMPED MEMBER AND MANUFACTURING METHOD OF F...
Publication number
20210095368
Publication date
Apr 1, 2021
NIPPON STEEL CORPORATION
Soshi FUJITA
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
COATED STEEL SHEET, COATED STEEL SHEET COIL, METHOD OF PRODUCING HO...
Publication number
20200238357
Publication date
Jul 30, 2020
NIPPON STEEL CORPORATION
Masahiro KUBO
B32 - LAYERED PRODUCTS
Information
Patent Application
HOT STAMPED MEMBER
Publication number
20200189233
Publication date
Jun 18, 2020
NIPPON STEEL CORPORATION
Yuki SUZUKI
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
PLATED STEEL SHEET FOR HOT STAMPING, METHOD OF MANUFACTURING PLATED...
Publication number
20200024748
Publication date
Jan 23, 2020
NIPPON STEEL CORPORATION
Masahiro KUBO
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
AUTOMOBILE PART AND METHOD FOR MANUFACTURING AUTOMOBILE PART
Publication number
20190160519
Publication date
May 30, 2019
NIPPON STEEL & SUMITOMO METAL CORPORATION
Jun MAKI
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Application
Al-PLATED STEEL SHEET USED FOR HOT PRESSING AND METHOD FOR MANUFACT...
Publication number
20160362794
Publication date
Dec 15, 2016
NIPPON STEEL & SUMITOMO METAL CORPORATION
Soshi FUJITA
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
AUTOMOBILE PART AND METHOD FOR MANUFACTURING AUTOMOBILE PART
Publication number
20160318093
Publication date
Nov 3, 2016
NIPPON STEEL & SUMITOMO METAL CORPORATION
Jun MAKI
C25 - ELECTROLYTIC OR ELECTROPHORETIC PROCESSES APPARATUS THEREFOR