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Chiyoda-ku, Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Duplex stainless steel tube and welded joint
- Patent number 12,054,818
- Issue date Aug 6, 2024
- Nippon Steel Corporation
- Hiroyuki Hirata
- C21 - METALLURGY OF IRON
Information Patent Grant
Austenitic stainless steel material and welded joint
- Patent number 12,054,797
- Issue date Aug 6, 2024
- Nippon Steel Corporation
- Takahiro Osuki
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
DUPLEX STAINLESS STEEL WELDED JOINT
- Publication number 20240175113
- Publication date May 30, 2024
- NIPPON STEEL CORPORATION
- Takahiro OSUKI
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
DUPLEX STAINLESS STEEL TUBE AND WELDED JOINT
- Publication number 20230212724
- Publication date Jul 6, 2023
- NIPPON STEEL CORPORATION
- Hiroyuki HIRATA
- C21 - METALLURGY OF IRON
Information Patent Application
AUSTENITIC STAINLESS STEEL MATERIAL
- Publication number 20220411908
- Publication date Dec 29, 2022
- NIPPON STEEL CORPORATION
- Takahiro OSUKI
- C21 - METALLURGY OF IRON
Information Patent Application
AUSTENITIC STAINLESS STEEL MATERIAL AND WELDED JOINT
- Publication number 20220259688
- Publication date Aug 18, 2022
- NIPPON STEEL CORPORATION
- Takahiro OSUKI
- C21 - METALLURGY OF IRON