TREA

Weili Chen

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  • Guangdong, CN
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Patents Grantslast 30 patents

  • Information Patent Grant

    Pair of wireless earbuds
    • Patent number D991911
    • Issue date Jul 11, 2023
    • Shenzhen Grandsun Electronic Co., Inc.
    • Haiquan Wu
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Voice input/output device
    • Patent number D971872
    • Issue date Dec 6, 2022
    • SHENZHEN GRANDSUN ELECTRONIC CO., LTD.
    • Haiquan Wu
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Headset
    • Patent number D968355
    • Issue date Nov 1, 2022
    • Shenzhen Grandsun Electronic Co., Ltd.
    • Haiquan Wu
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Headphone
    • Patent number D953287
    • Issue date May 31, 2022
    • SHENZHEN GRANDSUN ELECTRONIC CO., LTD.
    • Haiquan Wu
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Charging case for wireless earbuds
    • Patent number D945963
    • Issue date Mar 15, 2022
    • SHENZHEN GRANDSUN ELECTRONIC CO., LTD.
    • Haiquan Wu
    • D13 - Equipment for production, distribution, or transformation of energy
  • Information Patent Grant

    Audio input/output device with curved display screen
    • Patent number D905657
    • Issue date Dec 22, 2020
    • SHENZHEN GRANDSUN ELECTRONIC CO., LTD.
    • Xuexing Zhao
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Wireless speaker
    • Patent number D902177
    • Issue date Nov 17, 2020
    • SHENZHEN GRANDSUN ELECTRONIC CO., LTD.
    • Huakun Zhang
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    AR glasses
    • Patent number D900097
    • Issue date Oct 27, 2020
    • SHENZHEN GRANDSUN ELECTRONIC CO., LTD.
    • Chuan Wang
    • D14 - Recording, communication, or information retrieval equipment
  • Information Patent Grant

    Audio input/output device with display screen
    • Patent number D899395
    • Issue date Oct 20, 2020
    • SHENZHEN GRANDSUN ELECTRONIC CO., LTD.
    • Yanwu Pang
    • D14 - Recording, communication, or information retrieval equipment