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Yoshihisa Minagawa

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  • Ohta-ku, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Printer
    • Patent number D1013774
    • Issue date Feb 6, 2024
    • Ricoh Company, Ltd.
    • Shoichi Hibi
    • D18 - Printing and office machinery
  • Information Patent Grant

    Printer
    • Patent number D972008
    • Issue date Dec 6, 2022
    • Ricoh Company, Ltd.
    • Masaaki Kabumoto
    • D18 - Printing and office machinery
  • Information Patent Grant

    Image forming unit for printer
    • Patent number D956137
    • Issue date Jun 28, 2022
    • Ricoh Company, Ltd.
    • Masaaki Kabumoto
    • D18 - Printing and office machinery
  • Information Patent Grant

    Image forming unit for printer
    • Patent number D955470
    • Issue date Jun 21, 2022
    • Ricoh Company, Ltd.
    • Masaaki Kabumoto
    • D18 - Printing and office machinery
  • Information Patent Grant

    Printer
    • Patent number D895003
    • Issue date Sep 1, 2020
    • Ricoh Company, Ltd.
    • Yoshihisa Minagawa
    • D18 - Printing and office machinery