Patents by Inventor Gang Huai

Gang Huai 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).

  • Pencil case
    Patent number: D883656
    Type: Grant
    Filed: August 10, 2018
    Date of Patent: May 12, 2020
    Inventor: Gang Huai
  • Stretching package
    Patent number: D891936
    Type: Grant
    Filed: February 14, 2019
    Date of Patent: August 4, 2020
    Inventor: Gang Huai
  • Bag-double layer foldable pencil bag
    Patent number: D930975
    Type: Grant
    Filed: August 16, 2020
    Date of Patent: September 21, 2021
    Inventor: Gang Huai