Tomonori Kondo

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Chiyoda-ku, Tokyo, JP

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Patents Grantslast 30 patents

Information Patent Grant
Electric-resistance-welded steel pipe for producing hollow stabiliz...
- Patent number 12,172,487
- Issue date Dec 24, 2024
- JFE Steel Corporation
- Masatoshi Aratani
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Grant
Electric resistance welded steel pipe for producing hollow stabiliz...
- Patent number 11,440,125
- Issue date Sep 13, 2022
- JFE Steel Corporation
- Masatoshi Aratani
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR

Patents Applicationslast 30 patents

Information Patent Application
ELECTRIC-RESISTANCE-WELDED STEEL PIPE FOR PRODUCING HOLLOW STABILIZ...
- Publication number 20210268862
- Publication date Sep 2, 2021
- JFE STEEL CORPORATION
- Masatoshi Aratani
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information Patent Application
ELECTRIC RESISTANCE WELDED STEEL PIPE FOR PRODUCING HOLLOW STABILIZ...
- Publication number 20210001425
- Publication date Jan 7, 2021
- JFE STEEL CORPORATION
- Masatoshi Aratani
- B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR