TREA

Katsuhiro Yamaguchi

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Printer
    • Patent number D981480
    • Issue date Mar 21, 2023
    • Oki Electric Industry Co., Ltd.
    • Tomoya Urabe
    • D18 - Printing and office machinery
  • Information Patent Grant

    Printer
    • Patent number D911436
    • Issue date Feb 23, 2021
    • Oki Data Corporation
    • Toshiyuki Kimura
    • D18 - Printing and office machinery
  • Information Patent Grant

    Printer
    • Patent number D892923
    • Issue date Aug 11, 2020
    • Oki Data Corporation
    • Tomoya Urabe
    • D18 - Printing and office machinery
  • Information Patent Grant

    Printer
    • Patent number D853477
    • Issue date Jul 9, 2019
    • Oki Data Corporation
    • Shiro Ino
    • D18 - Printing and office machinery
  • Information Patent Grant

    Printer
    • Patent number D853476
    • Issue date Jul 9, 2019
    • Oki Data Corporation
    • Shiro Ino
    • D18 - Printing and office machinery
  • Information Patent Grant

    Multifunction printer
    • Patent number D853478
    • Issue date Jul 9, 2019
    • Oki Data Corporation
    • Shiro Ino
    • D18 - Printing and office machinery