Patents by Inventor Lingxia Yang

Lingxia Yang 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).

  • Beauty instrument
    Patent number: D892322
    Type: Grant
    Filed: February 28, 2017
    Date of Patent: August 4, 2020
    Assignee: NINGHAI KORIYA ELECTRICAL CO., LTD
    Inventor: Lingxia Yang