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Katsuki TANAKA
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Nishonimiya-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Method of producing ferritic heat-resistant steel welded joint
Patent number
11,834,731
Issue date
Dec 5, 2023
Nippon Steel Corporation
Hiroyuki Hirata
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Austenitic stainless steel weld metal and welded structure
Patent number
11,339,462
Issue date
May 24, 2022
Nippon Steel Corporation
Hiroyuki Hirata
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Austenitic stainless steel
Patent number
11,339,461
Issue date
May 24, 2022
Nippon Steel Corporation
Hiroyuki Hirata
C21 - METALLURGY OF IRON
Information
Patent Grant
Welding material for ferritic heat-resistant steel, welded joint fo...
Patent number
11,090,755
Issue date
Aug 17, 2021
Nippon Steel Corporation
Hiroyuki Hirata
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Austenitic stainless steel weld metal and welded structure
Patent number
11,021,778
Issue date
Jun 1, 2021
Nippon Steel Corporation
Hiroyuki Hirata
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
High Cr-based austenitic stainless steel
Patent number
10,519,533
Issue date
Dec 31, 2019
Nippon Steel Corporation
Atsuro Iseda
C21 - METALLURGY OF IRON
Information
Patent Grant
Austenitic stainless steel pipe excellent in steam oxidation resist...
Patent number
8,852,362
Issue date
Oct 7, 2014
Nippon Steel & Sumitomo Metal Corporation
Yoshitaka Nishiyama
C21 - METALLURGY OF IRON
Patents Applications
last 30 patents
Information
Patent Application
AUSTENITIC STAINLESS STEEL AND TUBE
Publication number
20240254609
Publication date
Aug 1, 2024
NIPPON STEEL CORPORATION
Masahiro SETO
C21 - METALLURGY OF IRON
Information
Patent Application
COMPOSITE TUBE AND WELDED JOINT
Publication number
20240240295
Publication date
Jul 18, 2024
NIPPON STEEL CORPORATION
Hiroyuki HIRATA
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
AUSTENITIC HEAT-RESISTANT STEEL
Publication number
20220325394
Publication date
Oct 13, 2022
NIPPON STEEL CORPORATION
Hiroyuki HIRATA
C21 - METALLURGY OF IRON
Information
Patent Application
FERRITIC HEAT-RESISTANT STEEL
Publication number
20220235445
Publication date
Jul 28, 2022
Nippon Steel Corporation
Hiroyuki HIRATA
C21 - METALLURGY OF IRON
Information
Patent Application
METHOD OF PRODUCING FERRITIC HEAT-RESISTANT STEEL WELDED JOINT
Publication number
20220042150
Publication date
Feb 10, 2022
Nippon Steel Corporation
Hiroyuki HIRATA
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Austenitic Heat Resistant Alloy and Welded Joint Including the Same
Publication number
20210292876
Publication date
Sep 23, 2021
NIPPON STEEL CORPORATION
Shinnosuke Kurihara
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
AUSTENITIC STAINLESS STEEL
Publication number
20200318225
Publication date
Oct 8, 2020
NIPPON STEEL CORPORATION
Hiroyuki HIRATA
C21 - METALLURGY OF IRON
Information
Patent Application
AUSTENITIC STAINLESS STEEL WELD METAL AND WELDED STRUCTURE
Publication number
20200283878
Publication date
Sep 10, 2020
NIPPON STEEL CORPORATION
Hiroyuki HIRATA
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
AUSTENITIC STAINLESS STEEL WELD METAL AND WELDED STRUCTURE
Publication number
20200239986
Publication date
Jul 30, 2020
NIPPON STEEL CORPORATION
Hiroyuki HIRATA
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
WELDING MATERIAL FOR AUSTENITIC HEAT RESISTANT STEEL, WELD METAL AN...
Publication number
20200238444
Publication date
Jul 30, 2020
NIPPON STEEL CORPORATION
Hiroyuki HIRATA
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
WELDING MATERIAL FOR FERRITIC HEAT-RESISTANT STEEL, WELDED JOINT FO...
Publication number
20180354059
Publication date
Dec 13, 2018
NIPPON STEEL & SUMITOMO METAL CORPORATION
Hiroyuki HIRATA
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
AUSTENITIC HEAT-RESISTANT ALLOY AND WELDED STRUCTURE
Publication number
20180216215
Publication date
Aug 2, 2018
NIPPON STEEL & SUMITOMO METAL CORPORATION
Hiroyuki HIRATA
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
Austenitic Heat-Resistant Alloy and Welded Structure
Publication number
20180179619
Publication date
Jun 28, 2018
NIPPON STEEL & SUMITOMO METAL CORPORATION
Hiroyuki Hirata
C21 - METALLURGY OF IRON
Information
Patent Application
HIGH Cr-BASED AUSTENITIC STAINLESS STEEL
Publication number
20180142334
Publication date
May 24, 2018
NIPPON STEEL & SUMITOMO METAL CORPORATION
Atsuro ISEDA
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
AUSTENITIC STAINLESS STEEL
Publication number
20170268085
Publication date
Sep 21, 2017
NIPPON STEEL & SUMITOMO METAL CORPORATION
Atsuro ISEDA
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
AUSTENITIC STAINLESS STEEL PIPE EXCELLENT IN STEAM OXIDATION RESIST...
Publication number
20120279607
Publication date
Nov 8, 2012
Sumitomo Metal Industries, Ltd.
Yoshitaka NISHIYAMA
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...