TREA

Huijian Ai

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  • Shenzhen, CN
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Patents Grantslast 30 patents

  • Information Patent Grant

    Charging case for earphones
    • Patent number D1001068
    • Issue date Oct 10, 2023
    • ONEPLUS TECHNOLOGY (SHENZHEN) CO., LTD.
    • Siyu Huang
    • D13 - Equipment for production, distribution, or transformation of energy
  • Information Patent Grant

    Wireless earphone
    • Patent number D1000424
    • Issue date Oct 3, 2023
    • ONEPLUS TECHNOLOGY (SHENZHEN) CO., LTD.
    • Siyu Huang
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Charging case for earphones
    • Patent number D992501
    • Issue date Jul 18, 2023
    • ONEPLUS TECHNOLOGY (SHENZHEN) CO., LTD.
    • Siyu Huang
    • D13 - Equipment for production, distribution, or transformation of energy
  • Information Patent Grant

    Earphone
    • Patent number D981373
    • Issue date Mar 21, 2023
    • OnePlus Technology (Shenzhen) Co., Ltd.
    • Xinyi Jiang
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Mobile phone
    • Patent number D978101
    • Issue date Feb 14, 2023
    • ONEPLUS TECHNOLOGY (SHENZHEN) CO., LTD.
    • Haoran Liu
    • D14 - Recording, communication, or information retrieval equipment