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Hisato HAGA

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  • Yokohama-shi, Kanagawa, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Writing instrument
    • Patent number 12,134,281
    • Issue date Nov 5, 2024
    • Mitsubishi Pencil Company, Limited
    • Yusuke Nakata
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Aqueous ink composition for writing instruments
    • Patent number 11,926,749
    • Issue date Mar 12, 2024
    • Mitsubishi Pencil Company, Limited
    • Hisato Haga
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Aqueous dispersion of colored particles
    • Patent number 11,718,758
    • Issue date Aug 8, 2023
    • Mitsubishi Pencil Company, Limited
    • Hisato Haga
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS
  • Information Patent Grant

    Dispersion liquid of colored resin fine particles for aqueous ink,...
    • Patent number 11,560,489
    • Issue date Jan 24, 2023
    • Mitsubishi Pencil Company, Limited
    • Hisato Haga
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Aqueous ink composition for writing instruments
    • Patent number 10,501,649
    • Issue date Dec 10, 2019
    • Mitsubishi Pencil Company, Limited
    • Hisato Haga
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES

Patents Applicationslast 30 patents

  • Information Patent Application

    REDUCING PARTICLE DISPERSION
    • Publication number 20240336841
    • Publication date Oct 10, 2024
    • MITSUBISHI PENCIL COMPANY, LIMITED
    • Hisato HAGA
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Application

    WRITING INSTRUMENT
    • Publication number 20240294029
    • Publication date Sep 5, 2024
    • MITSUBISHI PENCIL COMPANY, LIMITED
    • Yusuke NAKATA
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Application

    ANTIMICROBIAL PARTICLE DISPERSION
    • Publication number 20240215572
    • Publication date Jul 4, 2024
    • MITSUBISHI PENCIL COMPANY, LIMITED
    • Hisato HAGA
    • A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
  • Information Patent Application

    MARKER COMPOSITION FOR SKIN
    • Publication number 20230398055
    • Publication date Dec 14, 2023
    • MITSUBISHI PENCIL COMPANY, LIMITED
    • Kensuke INOUE
    • A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
  • Information Patent Application

    AQUEOUS INK COMPOSITION FOR WRITING INSTRUMENTS
    • Publication number 20230250304
    • Publication date Aug 10, 2023
    • MITSUBISHI PENCIL COMPANY, LIMITED
    • Hisato HAGA
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Application

    AQUEOUS INK COMPOSITION FOR WRITING INSTRUMENTS
    • Publication number 20220154020
    • Publication date May 19, 2022
    • MITSUBISHI PENCIL COMPANY, LIMITED
    • Hisato HAGA
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Application

    AQUEOUS INK COMPOSITION FOR WRITING INSTRUMENTS
    • Publication number 20210340394
    • Publication date Nov 4, 2021
    • MITSUBISHI PENCIL COMPANY, LIMITED
    • Hisato HAGA
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Application

    AQUEOUS DISPERSION OF COLORED PARTICLES
    • Publication number 20210071006
    • Publication date Mar 11, 2021
    • MITSUBISHI PENCIL COMPANY, LIMITED
    • Hisato HAGA
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Application

    DISPERSION LIQUID OF COLORED RESIN FINE PARTICLES FOR AQUEOUS INK,...
    • Publication number 20200347251
    • Publication date Nov 5, 2020
    • MITSUBISHI PENCIL COMPANY, LIMITED
    • Hisato HAGA
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    DISPERSION OF COLORED RESIN FINE PARTICLES FOR AQUEOUS INK, AND AQU...
    • Publication number 20180079920
    • Publication date Mar 22, 2018
    • MITSUBISHI PENCIL COMPANY, LIMITED
    • Hisato Haga
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Application

    AQUEOUS INK COMPOSITION FOR WRITING INSTRUMENTS
    • Publication number 20180016457
    • Publication date Jan 18, 2018
    • MITSUBISHI PENCIL COMPANY, LIMITED
    • Hisato HAGA
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES