TREA

Kenichi Yoshitsuka

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  • Kanagawa-ken, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Ink jet recording sheet
    • Patent number 6,613,419
    • Issue date Sep 2, 2003
    • Konica Corporation
    • Keiji Ohbayashi
    • Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
  • Information Patent Grant

    Ink jet recording sheet
    • Patent number 6,436,515
    • Issue date Aug 20, 2002
    • Konica Corporation
    • Keiji Ohbayashi
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS

Patents Applicationslast 30 patents

  • Information Patent Application

    Ink jet recording sheet
    • Publication number 20020025413
    • Publication date Feb 28, 2002
    • Konica Corporation
    • Keiji Ohbayashi
    • B41 - PRINTING LINING MACHINES TYPEWRITERS STAMPS