Patents by Inventor Youping Cai

Youping Cai 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).

  • Packaging box lid assembly
    Patent number: D1138741
    Type: Grant
    Filed: May 21, 2025
    Date of Patent: August 4, 2026
    Assignee: Lami Packaging (Kunshan) Co., Ltd.
    Inventors: Youping Cai, Shuying Hou, Xiaobin He, Yan Feng, Xiaojun Lv, Huawen Liu