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Shigeki Yoneda

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  • Osaka-shi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Water-based ink composition
    • Patent number 8,080,098
    • Issue date Dec 20, 2011
    • Sakura Color Products Corporation
    • Norimasa Kurihara
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Tip unit for liquid applicator, method for producing the same, and...
    • Patent number 7,914,222
    • Issue date Mar 29, 2011
    • Sakura Color Products Corporation
    • Hiroshi Inoue
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Oil-based ink composition for writing instruments
    • Patent number 7,776,941
    • Issue date Aug 17, 2010
    • Sakura Color Products Corporation
    • Shigeki Yoneda
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Method of producing applicator tip
    • Patent number 7,721,402
    • Issue date May 25, 2010
    • Sakura Color Products Corporation
    • Hiroshi Inoue
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Coating tool
    • Patent number 7,637,680
    • Issue date Dec 29, 2009
    • Sakura Color Products Corporation
    • Shigeki Yoneda
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Aqueous ink composition
    • Patent number 7,538,148
    • Issue date May 26, 2009
    • Sakura Color Products Corporation
    • Hiroshi Inoue
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES

Patents Applicationslast 30 patents

  • Information Patent Application

    Oil-Based Ink Composition for Writing Instruments
    • Publication number 20090234069
    • Publication date Sep 17, 2009
    • Sakura Color Products Corporation
    • Shigeki P. Yoneda
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Application

    Water-Based Ink Composition
    • Publication number 20070203259
    • Publication date Aug 30, 2007
    • Sakura Color Products Corporation
    • Norimasa Kurihara
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Application

    Tip unit for liquid applicator, method for producing the same, and...
    • Publication number 20070110507
    • Publication date May 17, 2007
    • Hiroshi Inoue
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    Coating tool
    • Publication number 20070070165
    • Publication date Mar 29, 2007
    • Shigeki Yoneda
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    Method of producing applicator tip
    • Publication number 20060260112
    • Publication date Nov 23, 2006
    • Hiroshi Inoue
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    Aqueous ink composition
    • Publication number 20060233595
    • Publication date Oct 19, 2006
    • SAKURA COLOR PRODUCTS CORPORATION
    • Hiroshi Inoue
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Application

    Erasable aqueous color material composition
    • Publication number 20060069183
    • Publication date Mar 30, 2006
    • Sakura Color Products Corporation
    • Norimasa Kurihara
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...