TREA

Masafumi Ishikawa

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  • Kitakyushu, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Water closet
    • Patent number D886966
    • Issue date Jun 9, 2020
    • TOTO, Ltd.
    • Kazuki Otsuka
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Water closet
    • Patent number D884851
    • Issue date May 19, 2020
    • TOTO, Ltd.
    • Kazuki Otsuka
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Water closet
    • Patent number D884853
    • Issue date May 19, 2020
    • TOTO, Ltd.
    • Kazuki Otsuka
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Water closet
    • Patent number D884847
    • Issue date May 19, 2020
    • TOTO, Ltd.
    • Kazuki Otsuka
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Water closet
    • Patent number D884852
    • Issue date May 19, 2020
    • TOTO, Ltd.
    • Kazuki Otsuka
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Water closet
    • Patent number D882728
    • Issue date Apr 28, 2020
    • TOTO, Ltd.
    • Kazuki Otsuka
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Water closet
    • Patent number D882742
    • Issue date Apr 28, 2020
    • TOTO, Ltd.
    • Kazuki Otsuka
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Water closet
    • Patent number D882739
    • Issue date Apr 28, 2020
    • TOTO, Ltd.
    • Kazuki Otsuka
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Water closet
    • Patent number D882741
    • Issue date Apr 28, 2020
    • TOTO, Ltd.
    • Kazuki Otsuka
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Toilet seat
    • Patent number D844121
    • Issue date Mar 26, 2019
    • TOTO, Ltd.
    • Ayaka Shigeta
    • D23 - Environmental heating and cooling
  • Information Patent Grant

    Water closet
    • Patent number D792565
    • Issue date Jul 18, 2017
    • TOTO, Ltd.
    • Masafumi Ishikawa
    • D23 - Environmental heating and cooling