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Yoshihiro MIWA

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  • Chiyoda-ku, Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Auxiliary burner for electric furnace
    • Patent number 11,293,694
    • Issue date Apr 5, 2022
    • JFE Steel Corporation
    • Yoshihiro Miwa
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    Auxiliary burner for electric furnace
    • Patent number 11,041,621
    • Issue date Jun 22, 2021
    • JFE Steel Corporation
    • Sumito Ozawa
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES
  • Information Patent Grant

    Auxiliary burner for electric furnace
    • Patent number 10,935,234
    • Issue date Mar 2, 2021
    • JFE Steel Corporation
    • Koichi Tsutsumi
    • F23 - COMBUSTION APPARATUS COMBUSTION PROCESSES

Patents Applicationslast 30 patents