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Shigeru Miyazaki

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  • Yokohama-shi, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Ink for ball-point pen and ball-point pen
    • Patent number 6,827,767
    • Issue date Dec 7, 2004
    • Mitsubishi Pencil Kabushikikaisha
    • Masaru Miyamoto
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Ink for ball pen and ball pen
    • Patent number 6,818,047
    • Issue date Nov 16, 2004
    • Mitsubishi Pencil Kabushikikaisha
    • Masaru Miyamoto
    • B43 - WRITING OR DRAWING IMPLEMENTS BUREAU ACCESSORIES
  • Information Patent Grant

    Water-based ink composition for writing utensil
    • Patent number 6,776,829
    • Issue date Aug 17, 2004
    • Mitsubishi Pencil Kabushiki Kaisha
    • Masaru Miyamoto
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Pseudo-plastic water based ink for ballpoint pen
    • Patent number 6,613,135
    • Issue date Sep 2, 2003
    • Mitsubishi Pencil Kabushiki Kaisha
    • Masaru Miyamoto
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Water based ink composition for writing instrument
    • Patent number 6,605,143
    • Issue date Aug 12, 2003
    • Mitsubishi Pencil Kabushiki Kaisha
    • Yoji Takeuchi
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Pseudo-plastic water base ink for ball point pen
    • Patent number 6,423,127
    • Issue date Jul 23, 2002
    • Mitsubishi Kabushiki Kaisha
    • Masaru Miyamoto
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Water based ink composition for writing instrument
    • Patent number 6,264,729
    • Issue date Jul 24, 2001
    • Mitsubishi Pencil Kabushiki Kaisha
    • Masaru Miyamoto
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Water based ink for ball point pen
    • Patent number 6,261,351
    • Issue date Jul 17, 2001
    • Mitsubishi Pencil Kabushiki Kaisha
    • Masaru Miyamoto
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Pseudoplastic water based ink for ballpoint pen
    • Patent number 6,176,910
    • Issue date Jan 23, 2001
    • Mitsubishi Pencil Kabushiki Kaisha
    • Shigeru Miyazaki
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Pseudo-plastic aqueous ink for ball point pen
    • Patent number 5,990,201
    • Issue date Nov 23, 1999
    • Mitsubishi Pencil Kabushiki Kaisha
    • Shigeru Miyazaki
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
  • Information Patent Grant

    Aqueous ink composition for ball point pen
    • Patent number 5,580,374
    • Issue date Dec 3, 1996
    • Mitsubishi Pencil Kabushiki Kaisha
    • Shigeru Okumura
    • C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...

Patents Applicationslast 30 patents