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Ryo TABATA
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Tokyo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Stretch flanging tool, stretch flanging method using the same, and...
Patent number
11,772,147
Issue date
Oct 3, 2023
Nippon Steel Corporation
Ryo Tabata
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Manufacturing method and manufacturing device of structural member
Patent number
11,712,730
Issue date
Aug 1, 2023
Nippon Steel Corporation
Ryo Tabata
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Patents Applications
last 30 patents
Information
Patent Application
AUTOMOBILE BODY
Publication number
20240270325
Publication date
Aug 15, 2024
NIPPON STEEL CORPORATION
Masahiro KUBO
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
STRUCTURAL MEMBER
Publication number
20240198746
Publication date
Jun 20, 2024
NIPPON STEEL CORPORATION
Ryoma KATO
B60 - VEHICLES IN GENERAL
Information
Patent Application
SUSPENSION ARM
Publication number
20240123782
Publication date
Apr 18, 2024
NIPPON STEEL CORPORATION
Kenichiro OTSUKA
B60 - VEHICLES IN GENERAL
Information
Patent Application
BURRING PROCESSING METHOD, BURRING PROCESSING MOLD, BURRING PROCESS...
Publication number
20240100583
Publication date
Mar 28, 2024
NIPPON STEEL CORPORATION
Kenichiro OTSUKA
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
BURRING PROCESSED MEMBER
Publication number
20230399729
Publication date
Dec 14, 2023
NIPPON STEEL CORPORATION
Kohei NAKADA
B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS
Information
Patent Application
MANUFACTURING METHOD AND MANUFACTURING DEVICE OF STRUCTURAL MEMBER
Publication number
20220250132
Publication date
Aug 11, 2022
NIPPON STEEL CORPORATION
Ryo TABATA
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Application
METHOD FOR PRODUCING BLANK, METHOD FOR PRODUCING PRESS-FORMED PART,...
Publication number
20220241838
Publication date
Aug 4, 2022
NIPPON STEEL CORPORATION
Jun NITTA
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
STRETCH FLANGING TOOL, STRETCH FLANGING METHOD USING THE SAME, AND...
Publication number
20210268566
Publication date
Sep 2, 2021
NIPPON STEEL CORPORATION
Ryo TABATA
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...