TREA

Masaharu Chiba

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Deflector for sprinkler head
    • Patent number D991399
    • Issue date Jul 4, 2023
    • Senju Sprinkler Co., Ltd.
    • Masaharu Chiba
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Sprinkler head
    • Patent number D972079
    • Issue date Dec 6, 2022
    • Senju Sprinkler Co., Ltd.
    • Masaharu Chiba
    • D23 - Environmental heating and cooling

Patents Applicationslast 30 patents

  • Information Patent Application

    SPRINKLER HEAD
    • Publication number 20240198154
    • Publication date Jun 20, 2024
    • SENJU SPRINKLER CO., LTD.
    • Masaharu Chiba
    • A62 - LIFE-SAVING FIRE-FIGHTING
  • Information Patent Application

    Sprinkler Head
    • Publication number 20230038975
    • Publication date Feb 9, 2023
    • SENJU SPRINKLER CO., LTD.
    • Masaharu Chiba
    • A62 - LIFE-SAVING FIRE-FIGHTING