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Hidetoshi Sugimoto

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  • Isesaki-shi, JP
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Patents Grantslast 30 patents

Patents Applicationslast 30 patents

  • Information Patent Application

    MUFFLER VALVE AND MUFFLER
    • Publication number 20230193796
    • Publication date Jun 22, 2023
    • SANKEI GIKEN KOGYO CO., LTD.
    • Hidetoshi Sugimoto
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    MUFFLER VALVE AND MUFFLER
    • Publication number 20220389849
    • Publication date Dec 8, 2022
    • SANKEI GIKEN KOGYO CO., LTD.
    • Naoya Kubota
    • F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
  • Information Patent Application

    SILENCING APPARATUS AND METHOD FOR MANUFACTURING SILENCING APPARATUS
    • Publication number 20220065144
    • Publication date Mar 3, 2022
    • SANKEI GIKEN KOGYO CO., LTD.
    • Hidetoshi Sugimoto
    • G10 - MUSICAL INSTRUMENTS ACOUSTICS