Patents by Inventor Zhengjun Du

Zhengjun Du has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).

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    Patent number: D907815
    Type: Grant
    Filed: November 28, 2019
    Date of Patent: January 12, 2021
    Inventor: Zhengjun Du