TREA

Naoki Sugiyama

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  • Tokyo, JP
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Patents Grantslast 30 patents

  • Information Patent Grant

    Electronic device
    • Patent number D1051099
    • Issue date Nov 12, 2024
    • Sony Corporation
    • Naoki Sugiyama
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Electronic device
    • Patent number D1001777
    • Issue date Oct 17, 2023
    • Sony Corporation
    • Naoki Sugiyama
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Electronic device
    • Patent number D964309
    • Issue date Sep 20, 2022
    • Sony Corporation
    • Naoki Sugiyama
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Media player
    • Patent number D714254
    • Issue date Sep 30, 2014
    • Sony Corporation
    • Takeshi Miyazaki
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Earphone
    • Patent number D679682
    • Issue date Apr 9, 2013
    • Sony Corporation
    • Yosuke Shimizu
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Digital media player
    • Patent number D662911
    • Issue date Jul 3, 2012
    • Sony Corporation
    • Naoki Sugiyama
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Earphone
    • Patent number D637180
    • Issue date May 3, 2011
    • Sony Corporation
    • Yosuke Shimizu
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Audio player
    • Patent number D625286
    • Issue date Oct 12, 2010
    • Sony Corporation
    • Takuro Hibino
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Earphone
    • Patent number D610129
    • Issue date Feb 16, 2010
    • Sony Corporation
    • Keiko Densho
    • D14 - Recording, communication, or information retrieval equipment